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ruby system command check exit code
I have a bunch of system calls in ruby such as the following and I want to check their exit codes simultaneously so that my script exits out if that command fails.
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Download Github pull request as unified diff
How can I download the changes contained in a Github pull request as a unified diff?
3 Answers
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Tuning nginx worker_process to obtain 100k hits per min
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使用CSplitterWnd实现拆分窗口（多视图显示） - C/C++ - 清泛网 - 专注C/C++及内核技术
使用CSplitterWnd实现拆分窗口（多视图显示）MFC支持两种类型的拆分窗口：静态的和动态的。静态拆分窗口的行列数在拆分窗口被创建时就设置好了，用户不能更改。但是用户可以缩放各行各...MFC支持两种类型的拆分窗口：静态的...
How can I remove a pytz timezone from a datetime object?
Is there a simple way to remove the timezone from a pytz datetime object?
e.g. reconstructing dt from dt_tz in this example:
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How do I make the scrollbar on a div only visible when necessary?
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Cost of storing AMI
I understand Amazon will charge per GB provisioned EBS storage. If I create AMI of my instance, does this mean my EBS volume will be duplicated, and hence incur additional cost?
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How do I unset an element in an array in javascript?
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What is & used for
Is there any difference in behaviour of below URL.
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How to go back to lines edited before the last one in Vim?
I'm aware of the `. command that goes to last edited line. Is there a way to go further in the editing history? I often accidentally insert something while browsing the file, undo, but then `. will not bring me where I want anymore.
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