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Is there a difference between “raise exception()” and “raise exception” without parenthesis?
Defining a parameterless exception:
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Listing only directories using ls in Bash?
This command lists directories in the current path: ls -d */
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How to use mysql JOIN without ON condition?
Is it possible to write join query without ON statement? and how do these joins differ LEFT JOIN, RIGHT JOIN works.
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sqlalchemy flush() and get inserted id?
I want to do something like this:
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How does TestFlight do it?
TestFlight offers over-the-air beta distribution of iOS apps (on non-jailbroken devices). How can this be done? Is this an iOS feature, or a vulnerability exploit?
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Handle Guzzle exception and get HTTP body
I would like to handle errors from Guzzle when the server returns 4xx and 5xx status codes. I make a request like this:
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What does it mean when git says a file “needs update”?
I can't for the life of me find any decent explanation of the "[file]: needs update" message that git sometimes spits out from time to time. Even the official git FAQ has explaining this marked as a TODO. If someone could explain A) what it means; and B) how to fix it, I would be extremely gratefu...
Status bar and navigation bar appear over my view's bounds in iOS 7
I recently downloaded Xcode 5 DP to test my apps in iOS 7. The first thing I noticed and confirmed is that my view's bounds is not always resized to account for the status bar and navigation bar.
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Java: Equivalent of Python's range(int, int)?
Does Java have an equivalent to Python's range(int, int) method?
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How to create a protocol with methods that are optional?
I noticed methods marked optional in several protocols defined in the iPhone SDK, such as the UIActionSheetDelegate protocol for example.
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