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统计Linux目录大小、占用空间的命令:du - 脚本技术 - 清泛IT社区,为创新赋能!

进入指定目录,执行以下命令即可查看子目录的空间占用情况,非常实用的命令。 du -h --max-depth=1 注:max-depth是子目录的层级数,1:列出所有的一级子目录,2:列出所有的二级子目录,以此类推。
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Linux 生产环境定位C++内存异常问题的思路 - 调试技术 - 清泛IT社区,为创新赋能!

1、首先,调查内存相关问题 asan 肯定是首选,不光是内存泄漏,内存越界、内存非法访问等内存异常问题。 2、开发环境可以直接套上 asan,编译时加上 -fsanitize=address,链接时加上 -lasan ,程序优雅退出即可。 3、生产环境一般...
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Linux 堆内存快照可视化,快照比较,跟踪内存变化,定位内存泄漏等问题 - ...

此定位方法偏专业,不过非常有效,是较 asan 更直观的一种内存分析方法,可以与 asan 配合使用。 export LD_PRELOAD=jemalloc.so   # 预加载 jemalloc.so 动态库,需要自行编译 export MALLOC_CONF="prof:true,prof_active:true,lg_prof_inter...
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linux: kill background task

How do I kill the last spawned background task in linux? 8 Answers 8 ...
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App Inventor 2 DynamicComponents 拓展:动态创建AI2组件对象 · App Inventor 2 中文网

...准测试结果 « 返回首页 DynamicComponents 拓展 .aix 拓展下载: com.yusufcihan.DynamicComponents.aix 完全支持 App Inventor 2 的动态组件扩展。它基于 Java 的反射功能,因此只需键入类名称即可搜索类来创建组件。因此,它对特定组件的支...
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What is the Linux equivalent to DOS pause?

.... In DOS, this is easily accomplished with the "pause" command. Is there a Linux equivalent I can use in my script? 9 Answe...
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Replace whitespaces with tabs in linux

How do I replace whitespaces with tabs in linux in a given text file? 10 Answers 10 ...
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fatal error: Python.h: No such file or directory

...e you haven't properly installed the header files and static libraries for python dev. Use your package manager to install them system-wide. For apt (Ubuntu, Debian...): sudo apt-get install python-dev # for python2.x installs sudo apt-get install python3-dev # for python3.x installs For y...
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Running Python on Windows for Node.js dependencies

... variable. The error clearly says this: gyp ERR! stack Error: Can't find Python executable "python", you can set the PYTHON env variable. And in your comment, you say you did this: set PYTHONPATH=%PYTHONPATH%;C:\My_python_lib That's nice, but that doesn't set the PYTHON variable, it sets the ...
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How do I determine the current operating system with Node.js

...win32 (even on 64 bit). Current possible values are: aix darwin freebsd linux openbsd sunos win32 I just set this at the top of my jakeFile: var isWin = process.platform === "win32"; share | ...