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App Inventor 2 数学积木的9个隐藏用法：随机种子、位运算、取整陷阱，踩中...
...」，点开下拉菜单直接切二进制/八进制/十进制/十六进制输入模式，写 IoT 通信协议或处理硬件返回值时特别顺手。
技巧2：random set seed 让"随机"变得可复现
做测试或教学演示时，随机数每次不一样反而不好调试。ran...
How to debug a single thread in Visual Studio?
...eads don't execute any code.
The most correct and usable way is to:
Hit Ctrl+A in the breakpoints window (select all breakpoints).
Right click and select "Filter...".
Enter "ThreadId=(current thread id)".
In Visual Studio 2015 and newer, the process is similar:
Hit Ctrl+A in the breakpoints w...
Switching between tabs in NERDTree
...
A quick check in :h tabs reveals it's CTRL-Page Down to cycle between tabs. You can also use the :tabnext command (:tabn for short).
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micro:bit 微控制器教程 · App Inventor 2 中文网
...个 ListPicker 用来选择要连接的蓝牙设备
一个用来断线的按钮
四个发送不同字符的按钮（控制机器人常见界面）
积木编程
步骤1：蓝牙初始化
程式初始化时，先扫描附近的蓝牙设备，并...
Convert DOS line endings to Linux line endings in Vim
...x is a commandline utility that will do this, or :%s/^M//g will if you use Ctrl-v Ctrl-m to input the ^M, or you can :set ff=unix and Vim will do it for you.
There is documentation on the fileformat setting, and the Vim wiki has a comprehensive page on line ending conversions.
Alternately, if you mo...
第一个Hello,OS World操作系统 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...只是申明，不占字节（有兴趣的可以单独编译这条指令，然后查看二进制，文件0k）
JMP _START ;CPU执行的第一条指令，就是跳转到_START地址处（这里是标签，实际编译后_START是有一个相对地址的）
TIMES 3-($-$$) NOP ;NOP：一个机...
Trying to fix line-endings with git filter-branch, but having no luck
...istory using git filter-branch. The ^M character needs to be entered using CTRL-V + CTRL-M. I used dos2unix to convert the files since this automatically skips binary files.
$ git filter-branch --tree-filter 'grep -IUrl "^M" | xargs -I {} dos2unix "{}"'
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IntelliJ Organize Imports
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Ctrl + Alt + O (Code → Optimize Imports...) is what you're looking for, both on Windows/Linux and macOS keymaps.
It says "Optimize", but, if configured to do so, it will also:
organize existing imports
remove unneeded i...
Is there a C++ gdb GUI for Linux? [closed]
...while in gdb by using the '-' command. Returning to the command prompt is Ctrl-X Ctrl-A. While in TUI mode, up, down, left, and right move through the source. Use Ctrl-P, Ctrl-N, Ctrl-F, and Ctrl-B to navigate in the command line history.
– Ben Combee
Oct 25...
Visual Studio: How to break on handled exceptions?
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With a solution open, go to the Debug - Exceptions (Ctrl+D,E) menu option. From there you can choose to break on Thrown or User-unhandled exceptions.
EDIT: My instance is set up with the C# "profile" perhaps it isn't there for other profiles?
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