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In javascript, is an empty string always false as a boolean?
in javascript,
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Why use 'git rm' to remove a file instead of 'rm'?
On SVN, removing something from the filesystem directly (rather than using svn) created a load of headaches.
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How to make pipes work with Runtime.exec()?
Consider the following code:
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Git diff between current branch and master but not including unmerged master commits
I want a diff of all changes in a branch that is not merged to master yet.
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Why is '+' not understood by Python sets?
...ntation for the + operator.
You can use | for set union and & for set intersection.
Sets do implement - as set difference. You can also use ^ for symmetric set difference (i.e., it will return a new set with only the objects that appear in one set but do not appear in both sets).
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Moq mock method with out specifying input parameter
I have some code in a test using Moq:
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Can existing virtualenv be upgraded gracefully?
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You can use the Python 2.6 virtualenv to "revirtual" the existing directory. You will have to reinstall all the modules you installed though. I often have a virtual directory for developing a module, and virtualenv the same directory with many versions of Python, and it works just fine....
Rails - Validate Presence Of Association?
...model A that has a "has_many" association to another model B. I have a business requirement that an insert into A requires at least 1 associated record to B. Is there a method I can call to make sure this is true, or do I need to write a custom validation?
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How to configure Sublime Text 2/3 to use direct Ctrl+Tab order and to create new tabs after the last
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To achieve the Ctrl+Tab and Ctrl+Shift+Tab behavior you can add the following lines to your sublime-keymap:
{ "keys": ["ctrl+tab"], "command": "next_view" },
{ "keys": ["ctrl+shift+tab"], "command": "prev_view" }
To open sublime-keymap:
click "Preferences"
click "Key Bindings"
You will see two...
Configuring so that pip install can work from github
We'd like to use pip with github to install private packages to our production servers. This question concerns what needs to be in the github repo in order for the install to be successful.
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