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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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In Python, how do you convert seconds since epoch to a `datetime` object?
The time module can be initialized using seconds since epoch:
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How to replace a single word under cursor?
How do I replace a word under the cursor in Vim.
5 Answers
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How do I unset an element in an array in javascript?
How do I remove the key 'bar' from an array foo so that 'bar' won't show up in
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What is & used for
Is there any difference in behaviour of below URL.
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How to disable code formatting for some part of the code using comments?
...ctively disable the IntelliJ IDEA code formatter for a portion of code just like I can in Eclipse . Does IntelliJ support this feature, and if so, how do I use it?
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Enable 'xp_cmdshell' SQL Server
I want to execute EXEC master..xp_cmdshell @bcpquery
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What happened to “Always refresh from server” in IE11 developer tools?
...ols in Internet Explorer 11 also have the "Always refresh from server" feature of the developer tools in IE 8-10?
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How to save as a new file and keep working on the original one in Vim?
Whenever I use the :sav command, it saves the file with a new name and opens the new file open in Vim.
4 Answers
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Java 8 Stream and operation on arrays
I have just discovered the new Java 8 stream capabilities. Coming from Python, I was wondering if there was now a neat way to do operations on arrays like summing, multiplying two arrays in a "one line pythonic" way ?
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