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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。
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...
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...
中文网（自研/维护）拓展 · App Inventor 2 中文网
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中文网（自研/维护）拓展 拓展.aix下载
AI2Utils
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事件
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AirPlaneState
属性
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AliSms
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How do I purge a linux mail box with huge number of emails? [closed]
...thing like following will do the job
cat /dev/null >/var/spool/mail/tomlinuxusr
And yes, sorry for awakening this old thread but I felt I could contribute.
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Shell Script: Execute a python program from within a shell script
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Just make sure the python executable is in your PATH environment variable then add in your script
python path/to/the/python_script.py
Details:
In the file job.sh, put this
#!/bin/sh
python python_script.py
Execute this command to ma...
Should I put #! (shebang) in Python scripts, and what form should it take?
Should I put the shebang in my Python scripts? In what form?
12 Answers
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What does 'stale file handle' in Linux mean?
...fstackoverflow.com%2fquestions%2f20105260%2fwhat-does-stale-file-handle-in-linux-mean%23new-answer', 'question_page');
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);
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Which version of Python do I have installed?
I have to run a Python script on a Windows server. How can I know which version of Python I have, and does it even really matter?
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What does multicore assembly language look like?
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So you need to write your own kernel to play freely with it: a userland Linux program will not work.
At first, a single processor runs, called the bootstrap processor (BSP).
It must wake up the other ones (called Application Processors (AP)) through special interrupts called Inter Processor Inte...