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Makefile经典教程（入门必备） - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...点你C语言中的宏，当Makefile被执行时，其中的变量都会被扩展到相应的引用位置上。
文件指示。其包括了三个部分，一个是在一个Makefile中引用另一个Makefile，就像C语言中的include一样；另一个是指根据某些情况指定Makefile中的...
Android Studio/Intellij Idea: “Table of Contents” for a class
...I have seen. One thing that has been annoying me though is this lack of "Table of Contents" for a class. I apologize for not knowing exactly what to call it. But what I am referring to is the dropdown menu in eclipse that lists all the methods, interfaces, classes and so on that are in that class fi...
Understanding ibeacon distancing
... basic concept of how distancing with ibeacon (beacon/ Bluetooth-lowenergy/BLE) can work. Is there any true documentation on how far exactly an ibeacon can measure. Lets say I am 300 feet away...is it possible for an ibeacon to detect this?
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import module from string variable
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importlib should be avaliable on pypi for < python2.7
– Jeffrey Jose
Aug 19 '12 at 12:12
51
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How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...
内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...再次使用最近释放的内存。 ptmalloc 是 Doug Lea Malloc 的一个扩展版本，支持多线程。在本文后面的 参考资料部分中，有一篇描述 Doug Lea 的 Malloc 实现的文章。
BSD Malloc：BSD Malloc 是随 4.2 BSD 发行的实现，包含在 FreeBSD 之中，这个分...
Where to place $PATH variable assertions in zsh?
I love zsh , but I am not sure where to place my $PATH and other variable assertions? I find that they are scattered between the files .zshrc .zprofile .bashrc .bash_profile , and sometimes doubled.
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CDN（内容分发网络）技术原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...内容访问量，减轻服务器的压力，提升了网站的性能和可扩展性。
与目前现有的内容发布模式相比较，CDN强调了网络在内容发布中的重要性。通过引入主动的内容管理层的和全局负载均衡，CDN从根本上区别于传统的内容发布模...
转型产品经理必看 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...当接到一个需求的时候，首先是从现有工程架构的角度和扩展角度去考虑，一个需求或者一个功能的实现与否第一考虑要素是对现有系统的兼容性以及扩展难易程度。这是一种很正常的思维，因为我也是这样。但从另一个角度考...
Making code internal but available for unit testing from other projects
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If you're using .NET, the InternalsVisibleTo assembly attribute allows you to create "friend" assemblies. These are specific strongly named assemblies that are allowed to access internal classes and members of the other assembly.
Note, this should be used with d...