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Why are these constructs using pre and post-increment undefined behavior?
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14 Answers
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Can dplyr package be used for conditional mutating?
Can the mutate be used when the mutation is conditional (depending on the values of certain column values)?
5 Answers
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best practice to generate random token for forgot password
I want to generate identifier for forgot password . I read i can do it by using timestamp with mt_rand(), but some people are saying that time stamp might not be unique every time. So i am bit of confused here. Can i do it with using time stamp with this ?
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Where to host an Open Source Project: CodePlex, Google Code, SourceForge? [closed]
I have been reading through the backlog of answered questions on SO regarding "How to promote an open source project". Not surprisingly, many of the answers pointed people to SoureForge/FreshMeat and other sites etc as well as blogging and whatnot. This started me thinking where is the best place to...
Differences between git remote update and fetch?
Is git remote update the equivalent of git fetch ?
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How do I delete a Git branch locally and remotely?
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41 Answers
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How to make an Android Spinner with initial text “Select One”?
I want to use a Spinner that initially (when the user has not made a selection yet) displays the text "Select One". When the user clicks the spinner, the list of items is displayed and the user selects one of the options. After the user has made a selection, the selected item is displayed in the Spi...
What's the difference between the atomic and nonatomic attributes?
What do atomic and nonatomic mean in property declarations?
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How can I auto-elevate my batch file, so that it requests from UAC administrator rights if required?
...tch file to only run elevated. If not elevated, provide an option for the user to relaunch batch as elevated.
15 Answers
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Chaining multiple filter() in Django, is this a bug?
I always assumed that chaining multiple filter() calls in Django was always the same as collecting them in a single call.
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