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Linux bpftrace学习笔记(持续更新) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ale/en_US.utf8/LC_CTYPE tail /usr/lib64/gconv/gconv-modules.cache [...] 2、列出与open系统调用相关的跟踪点函数名: # bpftrace -l 'tracepoint:syscalls:sys_enter_open*' tracepoint:syscalls:sys_enter_open_by_handle_at tracepoint:syscalls:sys_enter_open tracepoint:syscalls:sys_...
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深入解析ATL - 文档下载 - 清泛网 - 专注C/C++及内核技术

...由当今4位顶尖的Windows技术专家联合撰写。 书籍目录:第2序第1序前言... 《深入解析ATL》主要介绍了ATL技术的原理、内部实现和应用技巧,由当今4位顶尖的Windows技术专家联合撰写。 书籍目录: 第2序 第1序 前...
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HTML5 Pre-resize images before uploading

...e.target.result} reader.readAsDataURL(file); var ctx = canvas.getContext("2d"); ctx.drawImage(img, 0, 0); var MAX_WIDTH = 800; var MAX_HEIGHT = 600; var width = img.width; var height = img.height; if (width > height) { if (width > MAX_WIDTH) { height *= MAX_WIDTH / width; width = ...
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Most efficient way of making an if-elif-elif-else statement when the else is done the most?

...': the_thing = 1 elif something == 'that': the_thing = 2 elif something == 'there': the_thing = 3 else: the_thing = 4 2.py something = 'something' options = {'this': 1, 'that': 2, 'there': 3} for i in xrange(1000000): the_thing = options.get(someth...
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Overriding id on create in ActiveRecord

... answered Oct 2 '09 at 20:55 Jeff DeanJeff Dean ...
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Writing a list to a file with Python

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Can't install RMagick 2.13.1. Can't find MagickWand.h.

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Bootstrap: How do I identify the Bootstrap version?

... bootstrap.css you should have comments like the below: /*! * Bootstrap v2.3.1 * * Copyright 2012 Twitter, Inc * Licensed under the Apache License v2.0 * http://www.apache.org/licenses/LICENSE-2.0 * * Designed and built with all the love in the world @twitter by @mdo and @fat. */ If they ...
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Check number of arguments passed to a Bash script

...nts are valid. It allows a single argument or two. [[ ($# -eq 1 || ($# -eq 2 && $2 == <glob pattern>)) && $1 =~ <regex pattern> ]] For pure arithmetic expressions, using (( )) to some may still be better, but they are still possible in [[ ]] with its arithmetic operators...
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Dynamically replace the contents of a C# method?

... 220 Disclosure: Harmony is a library that was written and is maintained by me, the author of th...