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Rails: Adding an index after adding column
Suppose I created a table table in a Rails app. Some time later, I add a column running:
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How can I set the max-width of a table cell using percentages?
The above does not work. How can I set the max-width of a table cell using percentages?
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Override configured user for a single git commit
I am trying to commit to a project on github.com from my work laptop, which is already configured for the company git server. Is there a way to commit specifying different author credentials, possible using a different configuration file or orther command line switches?
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Twig ternary operator, Shorthand if-then-else
Does Twig support ternary (shorthand if-else) operator?
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How to use XPath contains() here?
I'm trying to learn XPath. I looked at the other contains() examples around here, but nothing that uses an AND operator. I can't get this to work:
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Reading an image file into bitmap from sdcard, why am I getting a NullPointerException?
How can I read an image file into bitmap from sdcard?
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How to recursively find the latest modified file in a directory?
It seems that ls doesn't sort the files correctly when doing a recursive call:
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Mapping composite keys using EF code first
Sql server table:
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HTML Body says cz-shortcut-listen=“true” with Chrome's Developer Tools?
I was testing some HTML code I'm making, and while using the Developer Tools on Google Chrome version 22.0.1229.94 m, I saw the <body> tag has the attribute cz-shortcut-listen="true" (which of course is not on my code). What does it mean and why is it showing up? (I tried looking it up i...
Coding Katas for practicing the refactoring of legacy code
I've gotten quite interested in coding katas in recent months. I believe they are a great way to hone my programming skills and improve the quality of the code I write on the job.
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