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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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Migration: Cannot add foreign key constraint
I'm trying to create foreign keys in Laravel however when I migrate my table using artisan i am thrown the following error:
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How to view files in binary from bash?
I would like to view the contents of a file in the current directory, but in binary from the command line. How can I achieve this?
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How do I set cell value to Date and apply default Excel date format?
I've been using Apache POI for some time to read existing Excel 2003 files programmatically. Now I have a new requirement to create entire .xls files in-memory (still using Apache POI) and then write them to a file at the end. The only problem standing in my way is the handling of cells with dates.
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Passing a URL with brackets to curl
If I try to pass a URL to curl that contains brackets, it fails with an error:
2 Answers
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git push to specific branch
Even after reading this question: git-push-current-branch , I am still having difficulty figuring out how I should write my git push command. As mentioned in the question link, it's not clear from the documentation.
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HTTP Content-Type Header and JSON
I have always been trying to avoid using most of the HTTP protocol's properties for the sake of fear of the unknown.
4 Answ...
Scala downwards or decreasing for loop?
In Scala, you often use an iterator to do a for loop in an increasing order like:
7 Answers
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How enable auto-format code for Intellij IDEA?
Is it possible in Intellij IDEA after typing ';' or press 'Enter' happened formatting of this string?
15 Answers
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Intellij idea subversion checkout error: `Cannot run program “svn”`
I am using intellij idea 13.0. When I am trying to checkout from subversion I am getting error
13 Answers
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