mBlock 5. A block-based and text-based programming software. mBlock 3. A block-based programming software compatible with Arduino. mBlock APP. A game-based programming software. Makeblock APP. App for controlling Makeblock robots with your mobile device. Neuron APP. Flow-based programming app with IoT support Dec 6, 2021 · 简介 本篇介绍Eigen中的Matrix类。在Eigen中，矩阵和向量的类型都用Matrix来表示。向量是一种特殊的矩阵，其只有一行或者一列。Matrix构造 在Matrix.h中，定义了Matrix类， 其中的构造器包括如下的5个，可以看到定义Vector也是使用Matrix。May 1, 2022 · mBlock-Python Editor support Python 3 programming. You can use it like other Python editors to create and run a Python 3 project. This section uses a liquid chart as an example. Apr 17, 2024 · Download and install mLink , mBlock web version driver. After installation, run mLink to start using mBlock web version for controlling robots. Windows. Win7+. Mac. macOS 10.12+. Linux.deb Linux.rpm. Python editor not supported. Chromebook. mBlock is a one-stop coding platform that supports block-based and Python coding for teaching and learning STEAM subjects and robotics. It offers online coding training, education resources, global community, and cross-device compatibility. 5 days ago · mBlock Block-Based IDE- Coding for Beginners. extension. 10 move steps 15 turn degrees 15 turn degrees mouse-pointer go to 0 0 go to x: y: 1 mouse-pointer glide secs to 1 0 0 glide secs to x: y: 90 point in direction mouse-pointer point towards 10 change x by 0 set x to 10 change y by 0 set y to if on edge, bounce set rotation style left-right ...Nov 18, 2019 · Due to Adobe will end support of Flash Player on December 31, 2020, whereupon mBlock 3 web editor that runs with Flash Player will no longer be available for browsers including Chrome, Apple Safari, Microsoft Edge, IE, Mozilla, etc. Besides, mBlock 3 Mac version will no longer work on macOS Catalina 10.15 and above since 32-bit app …Nov 19, 2019 · mBot is an all-in-one solution for kids to enjoy the hands-on experience about programming, electronics, and robotics. Working with mBlock inspired by Scratch 2.0, you can use Bluetooth or 2.4GHz wireless module to connect with mBot (By different version), this easy-to-assemble mBot.5 days ago · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.Nov 4, 2019 · M Bloc Space is a public space, creative hub, live house, and shop house that located in South Jakarta. This venue can be use for Bazaar, Community Event, Corporate Event (such as Conference, Seminar, and Meeting), Music Concert, and Shooting for any kind of events. Get your best experience here! Suggest edits to improve what we show. mBlock 5. A block-based and text-based programming software. mBlock 3. A block-based programming software compatible with Arduino. mBlock APP. A game-based programming software. Makeblock APP. App for controlling Makeblock robots with your mobile device. Neuron APP. Flow-based programming app with IoT support 1968: Taking the “M” Global. Don Canham, ’41, MA’48, became athletic director in 1968 and worked to turn U-M athletics — and the Block M — into a household brand through prolific marketing, licensing, and merchandising, the likes of which hadn’t been seen in collegiate sports. As the Block M signaled U-M’s worldwide recognition ... May 2, 2022 · On mBlock 5, you can switch to the Python mode simply with one-click. In addition, mBlock 5 integrates cutting-edge technologies including Artificial Intelligence (AI) and Internet of Things (IoT). mBlock 5 provides two editors, namely the block-based editor and Python editor. The block-based editor is the default editor of mBlock 5. Feb 14, 2023 · Open the mBlock App, and then tap “Coding.”. 2. Tap the big “+” in the center to enter the programming page. 3. Choose “Codey.”. Note: If there’s an update, make sure to update before adding Codey. 4. Tap “Codey”, and then tap “Connect” to connect Codey Rocky to your phone or tablet via Bluetooth. Make sure that Codey ... 5 days ago · 慧编程在线图形化编程 - 慧编程编程平台. extension. 10 move steps 15 turn degrees 15 turn degrees mouse-pointer go to 0 0 go to x: y: 1 mouse-pointer glide secs …Jul 23, 2023 · The latest version of mBlock, mBlock 5, enables a machine to learn visual models. It is an important tool for experiencing, learning, and creating visual AI applications. On mBlock 5, you can quickly train the learning models of a machine to be used in block-based coding. mBlock 5 can also be used in combination with hardware such as robots to ... Mar 8, 2023 · With the powerful programming software mBlock 5, extension boards, mechanical metal parts, and mBuild modules, CyberPi series products can be used in multiple education scenarios including large-class teaching, community teaching, and online/offline education and training. Nov 1, 2023 · Download and use mBlock across different devices. Supports Windows, Mac, Linux, Chromebook, iOS ,and Android.Apr 24, 2019 · Eigen 为 Matrix 、Array 和 Vector提供了块操作方法。块区域可以被用作 左值 和 右值。在Eigen中最常用的块操作函数是 .block() 。block() 方法的定义如下：block of size (p,q) ,starting at (i,j)。5 days ago · 慧编程 mBlock. extension. 10 move steps 15 turn degrees 15 turn degrees mouse-pointer go to 0 0 go to x: y: 1 mouse-pointer glide secs to 1 0 0 glide secs to x: y: 90 point in direction mouse-pointer point towards 10 change x by 0 set x to 10 change y by 0 set y to if on edge, bounce set rotation style left-right x position y position direction.Moreover, mBlock comes with AI, IoT, data science features for cutting-edge computer science learning, making it the perfect helper for coding educators and learners. Features: - Graphical programming: The app allows users to create projects with the most popular graphical programming language and program robots to do things as they can imagine.Apr 29, 2022 · MotionBlock is a programmable, transformable, and high-performance robot that allows you to have fun in learning. Designed with simplified building process, carrying a professional intelligent servo, MotionBlock can be used to imitate the motions of animals or perform high-precision actions. Using the provided demonstrator and motion recording ... What I appreciate the most is the versatility of the Makeblock Education products: from robots and electronic boards to programming platform for May 2, 2022 · Add the Music extension. 1. Click the Sprites tab and click + extension at the bottom of the blocks area. 2. On the Extension center page that appears, click + Add at the bottom of Music. After being added, the extension …Nov 1, 2023 · Download and use mBlock across different devices. Supports Windows, Mac, Linux, Chromebook, iOS ,and Android.5 days ago · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.Apr 30, 2022 · Example programs provided on mBlock 5. mBlock 5 provides abundant example programs. Choose Tutorials > Example Programs. The Example Programs page is displayed. You can click a device or category to view the corresponding example programs. Education website. You can visit the education website to obtain more learning resources.Jul 11, 2017 · Imagine some great content here.Imagine some great content here.Imagine some great content here.Imagine some great content here.Imagine some great content here ...Steven M Block's 159 research works with 30,892 citations and 9,542 reads, including: Comprehensive Sequence-to-Function Mapping of Ligand-Dependent RNA Catalysis5 days ago · Mixed mode content download warning. After the recent update to v124 in Stable, all of a sudden we had a bunch of internal sites start throwing mixed mode …Sep 22, 2022 · mBlock 5 provides you with detailed example programs to help you get started quickly and learn about CyberPi series products. On mBlock 5, choose Tutorials > Example Programs, and then click CyberPi to view all example programs provided for CyberPi. In addition to the example programs, you can visit the mBlock community to find some programs ... Dec 8, 2023 · Join mBlock volunteer translator platform Crowdin and help localize mBlock. Makeblock's coding platform for beginners. Scratch 3.0 based. Supports coding for robots like Makeblock, Arduino with blocks or Python, learning AI & IoT.Mar 6, 2023 · 3. Connect mBot to the mBlock Blockly app. (1) Enable the Bluetooth function on the tablet. (2) Power on mBot. (3) Tap to open the mBlock Blockly app. (4) Tap the connection icon in the upper-right corner and place your smart device close to mBot. The app searches for devices that can be connected and connects to your mBot. Today M. Block stands alone as the most complete and progressive supplier of warehousing, distribution and retail support services. Page · Shipping Supply & Service. (708) 728-8400. [email protected]. mblock.com. Rating · 5.0 (8 Reviews)5 days ago · Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.Apr 6, 2020 · 1 子矩阵操作简介 子矩阵操作又称块操作，在矩阵运算中，子矩阵的提取和操作应用也十分广泛。因此Eigen中也提供了相关操作的方法。提取的子矩阵在操作过程中既可以用作左值也可以用作右值。2 块操作的一般使用方法 在Eigen中最基本的快操作运算是用.block()完成的。Jan 14, 2021 · I install mBlock 5 on my PC for the first time, but the computer housekeeper blocks the installation. What can I do? When this happens, choose to allow the operation this time. 7. When I use the 360 software housekeeper to uninstall mBlock 5, the uninstallation is blocked and a message is displayed, indicating that a program is …Apr 17, 2024 · mBlock is a one-stop coding platform that supports block-based, Python and AI coding for Makeblock robots and other devices. Learn coding with Scratch 3.0 …block: [noun] a compact usually solid piece of substantial material especially when worked or altered to serve a particular purpose : such as. the piece of wood on which the neck of a person condemned to be beheaded is laid for execution. a mold or form on which articles are shaped or displayed. a ...Jan 14, 2021 · I install mBlock 5 on my PC for the first time, but the computer housekeeper blocks the installation. What can I do? When this happens, choose to allow the operation this time. 7. When I use the 360 software housekeeper to uninstall mBlock 5, the uninstallation is blocked and a message is displayed, indicating that a program is …Jan 14, 2021 · I install mBlock 5 on my PC for the first time, but the computer housekeeper blocks the installation. What can I do? When this happens, choose to allow the operation this time. 7. When I use the 360 software housekeeper to uninstall mBlock 5, the uninstallation is blocked and a message is displayed, indicating that a program is …Apr 19, 2018 · The mBlock 5 is a software tool for STEAM education. It is inspired by Scratch 3.0 and supports graphical and text programming. With mBlock 5, children are able to create engaging stories, games and animations, and program hardware like Makeblock robots, Arduino and micro:bit. It supports Python programming as well.May 2, 2022 · In the following steps, mBlock 5 on the web is used. 1. Open the web version of mBlock 5 on your PC. Choose File > New to start a new project. 2. Click + add on the Devices tab and add mBuild from the device library. 3. Connect the mBuild modules to mBlock 5 through the Bluetooth module. Note:Apr 10, 2024 · 登录扩展设计器. 邮箱. 密码 忘记密码？. 登 录. 没有帐号，立即注册. 注册登录即视为您同意 mBlock 在线服务条款. 慧编程扩展设计器 - 为教师、创客、开发者们提供快速开发自定义扩展的平台，添加 Arduino 等设备，设计有趣好玩的积木编程扩展.Sep 24, 2019 · 下载 mLink，用 mBlock 网页端连接你的硬件世界 mLink 快速安装指南 硬件支持 蓝牙手柄, 程小奔, 光环板, mBot, 灵跃模组, 神经元, Ranger, Ultimate 2.0, Arduino Uno, Arduino Mega2560, Nova Pi, MegaPi Pro ...5 days ago · 慧编程 mBlock. extension. 10 move steps 15 turn degrees 15 turn degrees mouse-pointer go to 0 0 go to x: y: 1 mouse-pointer glide secs to 1 0 0 glide secs to x: y: 90 point in direction mouse-pointer point towards 10 change x by 0 set x to 10 change y by 0 set y to if on edge, bounce set rotation style left-right x position y position direction.Aug 11, 2020 · Start Learning Python with mBlock. Create with mBlock Python Code Online Editor Today. Learn AI and robotic programming with mBlock Python IDE.Mar 16, 2021 · If you use mBlock 5 on the web, open mLink 2 and perform the same steps. Use a USB cable (1) Use the USB cable delivered with mBot Ranger to connect your mBot Ranger to a USB port of you computer. (2) Power on your mBot Ranger. (3) On mBlock 5, click + on the Devices tab, select mBot Ranger in Device Library, and click OK. (4) Click Connect. With its M-block technology, GEMÜ offers the most advanced solution for satisfying the stringent requirements of the pharmaceutical industry. Conventional welded assemblies Complex processes using welded assemblies are often still being implemented today, more than 20 years after the market launch of the first M-blocks. The following guidelines have been developed for this situation. For general use: The U-M primary logo should be positioned first, followed by the partner logo. There must be clear space equaling the width of the logo between the U-M and partner logo. There should not be any graphic elements in the clear space between the two logos. Apr 9, 2023 · An affordable housing project at 6810 Milwaukee St. — better known as M Block — has been declared a public nuisance and could risk losing its tax credit status, among other consequences. The Madison Police Department has responded to the property, part of The Meadowlands development, almost daily to address concerns …1 day ago · A variety of different blocks occurring in an underwater coral reef; sand can be seen lining the ground, cut sandstone in underwater ruin structures and various forms of coral. Blocks are arranged in a 3-dimensional grid of 1-cubic-meter cells, although some blocks appear to occupy a partial cell; these include slabs, snow layers, ladders ...Apr 17, 2024 · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.May 12, 2018 · mBlock 5. A block-based and text-based programming software. mBlock 3. A block-based programming software compatible with Arduino. mBlock APP. A game-based programming software. Makeblock APP. App for controlling Makeblock robots with your mobile device. Neuron APP. Flow-based programming app with IoT supportOct 21, 2021 · You can write your code to control CyberPi. 1. Use a USB cable to connect CyberPi to your computer. 2. Click Connect in mBlock-Python Editor, and then click Connect in the dialog box that appears. 3. Set program execution mode to Live. For device programming, mBlock-Python Editor provides two program execution modes: Live and …Apr 17, 2024 · Download and install mLink , mBlock web version driver. After installation, run mLink to start using mBlock web version for controlling robots. Windows. Win7+. Mac. macOS 10.12+. Linux.deb Linux.rpm. Python editor not supported. Chromebook.Nov 18, 2019 · Due to Adobe will end support of Flash Player on December 31, 2020, whereupon mBlock 3 web editor that runs with Flash Player will no longer be available for browsers including Chrome, Apple Safari, Microsoft Edge, IE, Mozilla, etc. Besides, mBlock 3 Mac version will no longer work on macOS Catalina 10.15 and above since 32-bit app …May 12, 2018 · mBlock 5. A block-based and text-based programming software. mBlock 3. A block-based programming software compatible with Arduino. mBlock APP. A game-based programming software. Makeblock APP. App for controlling Makeblock robots with your mobile device. Neuron APP. Flow-based programming app with IoT support What I appreciate the most is the versatility of the Makeblock Education products: from robots and electronic boards to programming platform for May 2, 2022 · Install mBlock 5 Software . How to install the mBlock 5 software? Please click the “Download mBlock 5” below to enter the mBlock software download page, then ...Mar 10, 2022 · About this app. mBlock Blockly, renamed from the mBlock App, is a graphical programming software made by Makeblock for STEAM education. It introduces users to the world of robotic programming. Without any prior knowledge, users can start programming robots by playing through games; then they can personalize their mBots with newly-learnt ... mBlock and Makeblock Makeblock, the company making the famous mBot and construction kits for makers, is the one who translated Scratch into mBlock. Currently mBlock is actively maintained by Makeblock. But as an open source project, mBlock embraces a larger maker and educator community by providing features like extension Mar 10, 2022 · mBlock Blockly, renamed from the mBlock App, is a graphical programming software made by Makeblock for STEAM education. It introduces users to the world of robotic programming. Without any prior knowledge, users can start programming robots by playing through games; then they can personalize their mBots with newly-learnt …Apr 22, 2018 · Eigen 为 Matrix 、Array 和 Vector提供了块操作方法。块区域可以被用作 左值 和 右值。在Eigen中最常用的块操作函数是 .block() 。 block() 方法的定义如下： block of size (p,q) ,starting at (i,j)。matrix.blApr 29, 2022 · MotionBlock is a programmable, transformable, and high-performance robot that allows you to have fun in learning. Designed with simplified building process, carrying a professional intelligent servo, MotionBlock can be used to imitate the motions of animals or perform high-precision actions. Using the provided demonstrator and motion recording ... mBlock is a one-stop coding platform that supports block-based and Python coding for teaching and learning STEAM subjects and robotics. It offers online coding training, education resources, global community, and cross-device compatibility. Mar 9, 2023 · mBot Mega is a programmable metal-structured robot. It has automatic gesture recognition, line following, and obstacle avoidance functions and supports block-based programming on mBlock, programming in Arduino IDE, and the Raspberry Pi interface. mBot Mega is equipped with four Mecanum wheels. Compared to regular wheels, the Mecanum wheels ... 1968: Taking the “M” Global. Don Canham, ’41, MA’48, became athletic director in 1968 and worked to turn U-M athletics — and the Block M — into a household brand through prolific marketing, licensing, and merchandising, the likes of which hadn’t been seen in collegiate sports. As the Block M signaled U-M’s worldwide recognition ... The following guidelines have been developed for this situation. For general use: The U-M primary logo should be positioned first, followed by the partner logo. There must be clear space equaling the width of the logo between the U-M and partner logo. There should not be any graphic elements in the clear space between the two logos. Sep 24, 2019 · 下载 mLink，用 mBlock 网页端连接你的硬件世界 mLink 快速安装指南 硬件支持 蓝牙手柄, 程小奔, 光环板, mBot, 灵跃模组, 神经元, Ranger, Ultimate 2.0, Arduino Uno, Arduino Mega2560, Nova Pi, MegaPi Pro ...Moreover, mBlock comes with AI, IoT, data science features for cutting-edge computer science learning, making it the perfect helper for coding educators and learners. Features: - Graphical programming: The app allows users to create projects with the most popular graphical programming language and program robots to do things as they can imagine.May 2, 2022 · 1. Open mBlock-Python Editor. URL address of the editor: https://python.mblock.cc. The Google Chrome browser is recommended. 2. Download and install mLink. If you use mBlock-Python Editor for the first time, you need to download and install mLink. Click Download, and follow the instructions on the webpage that appears to …Sep 15, 2021 · With mBlock 5, you can share your coding projects and get to meet coders from around the world. Rich education resources help teach coding with ease Online coding training. Join the Makeblock STEAM on Board project and get free education resources. Education resources. Rich resources for teaching coding including textbooks, curriculum, …M. Block is a leading distributor of consumer products, serving major retailers across the US.May 2, 2022 · The latest version of mBlock, mBlock 5, enables a machine to learn visual models. It is an important tool for experiencing, learning, and creating visual AI applications. On mBlock 5, you can quickly train the learning models of a machine to be used in block-based coding. mBlock 5 can also be used in combination with hardware such as robots to ...Jul 23, 2023 · The latest version of mBlock, mBlock 5, enables a machine to learn visual models. It is an important tool for experiencing, learning, and creating visual AI applications. On mBlock 5, you can quickly train the learning models of a machine to be used in block-based coding. mBlock 5 can also be used in combination with hardware such as robots to ... Apr 25, 2022 · eigen中的矩阵块（block）既可以作为左值也可以作为右值，就和普通表达式一样，经过编译器优化能够达到运行时达到0抽象成本。. 一、使用块运算eigen中最常使用的块操作是block ()方法，该方法有两种形式：说明动态块形式固定块形式从（i,j）开始的大小 …Nov 1, 2023 · Download and use mBlock across different devices. Supports Windows, Mac, Linux, Chromebook, iOS ,and Android. mBlock 是一款使用 Scratch 3.0 和 Arduino 代码的教育 STEAM 软件 教孩子们创造自己的游戏和动画。 它提供基于块和基于文本的编程语言。 mBlock 为想要提高编程技能的人提 …5 days ago · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.Feb 14, 2024 · The mBlock mobile version has a "Learn" mode for younger kids using eg. Codey Rocky. Individual. Collaborative. Programming is a skill most naturally learned by doing, and always requires some individual effort. However, Makeblock also allows the sharing of code and learning outcomes. The programs can be synced across devices …Check mBlock settings. There are a couple of settings that you should check for in order to be ready to code your mBot. Go to the Boards menu and check that mBot (mCore) is selected. It may have a check mark already next to it. If not, click mBot (mCore) to select. Then go to the Edit menu and select Arduino mode.Dec 8, 2023 · Meet mBlock's best match. Makeblock STEM toys for educators and students. Learn more > < > Share coding ideas in global community. Share your coding projects and get to meet coders from around the world Featured coding projects. Featured coding studios. View more. Rich education resources5 days ago · Mixed mode content download warning. After the recent update to v124 in Stable, all of a sudden we had a bunch of internal sites start throwing mixed mode …
May 12, 2018 · mBlock 3 interacts with Makeblock controller boards and other Arduino-based hardware, allowing users to easily create interactive hardware applications. From block- to text-based programming languages . You can see your block-based code translated into Arduino C code in real-time. This makes learning to code in traditional text …. Flights lax to rome
1 day ago · The Federal Trade Commission, chaired by Lina M. Khan, is voting on Tuesday, April 23, on whether to issue a proposed final rule that would prevent most employers …Jan 25, 2024 · numpy.block. #. Assemble an nd-array from nested lists of blocks. Blocks in the innermost lists are concatenated (see concatenate) along the last dimension (-1), then these are concatenated along the second-last dimension (-2), and so on until the outermost list is reached. Blocks can be of any dimension, but will not be broadcasted using the ...Jun 26, 2023 · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock. Join mBlock volunteer translator platform Crowdin and help localize mBlock. Makeblock's coding platform for beginners. Scratch 3.0 based. Supports coding for robots like Makeblock, Arduino with blocks or Python, learning AI & IoT. Nov 1, 2023 · Download and use mBlock across different devices. Supports Windows, Mac, Linux, Chromebook, iOS ,and Android.5 days ago · Start Learning coding with mBlock. Create with mBlock online block-based editor Today. Learn AI and robotic programming with mBlock.Steven M Block's 159 research works with 30,892 citations and 9,542 reads, including: Comprehensive Sequence-to-Function Mapping of Ligand-Dependent RNA CatalysisApr 17, 2024 · mBlock is a one-stop coding platform that supports block-based and Python coding for robots, AI and IoT. It has rich education resources, global community and …Apr 17, 2024 · 跨设备在线编程 满足不同编程教学场景. (支持 Windows, Mac, Linux, Chromebook, iOS, Android 系统 ) 专注软硬结合的国产双模式编程软件，支持图形化编程 …5 days ago · mBlock Block-Based IDE- Coding for Beginners. extension. 10 move steps 15 turn degrees 15 turn degrees mouse-pointer go to 1 1 go to x: y: 1 mouse-pointer glide secs to 1 1 1 glide secs to x: y: 90 point in direction mouse-pointer point towards 10 change x by 0 set x to 10 change y by 0 set y to if on edge, bounce set rotation style left-right ...S.M. Block holds the Ascherman Chair in the Depts. of Applied Physics and Biology at Stanford. He’s best-known as a founder of the field known as “single molecule biophysics.”. Block holds degrees from Oxford and Caltech, and served as faculty at the Rowland Institute and Harvard, then Princeton, prior to joining Stanford in 1999.Apr 10, 2024 · 慧编程 mBlock 5 扩展设计器 为教师、创客、开发者们提供快速开发 mBlock 5 扩展的平台，添加第三方设备和 Arduino、micro:bit 、mBot 等设备、舞台扩展。 快来 … Getting mBlock. Goto www.mblock.cc. Click the big “Windows Download” button. Goto www.mblock.cc. Click “mBlock for mac” link. After that, open the .zip file, and drag the mBlock.app to your Applications folder. After downloaded, click on the downloaded file or double-click it in the windows explorer. Sep 13, 2023 · Обучението по програмиране с M:block и Микробит е второто ниво от програмата от курсове: Computer Science за деца от 1-7 клас. През първия модул от курса децата започват работа с платформата M:block, за да ...3 days ago · At least 2 people were killed and six others were injured when gunfire erupted Saturday night during a block party in Memphis, Tennessee, authorities said. In a late …Sep 29, 2017 · mBlock 提供了三种方式将机器人连接至电脑。1.使用 USB 数据线，并通过数据线升级固件或者恢复出厂设置,适用初次适用的人；2.如果你有 2.4GHz 无线通信模块， 那么你也可以通过 2.4G 串口连接； The following guidelines have been developed for this situation. For general use: The U-M primary logo should be positioned first, followed by the partner logo. There must be clear space equaling the width of the logo between the U-M and partner logo. There should not be any graphic elements in the clear space between the two logos. .