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delete_all vs destroy_all?
...ave a user whose user ID is across many tables. I want to delete this user and every record that has his ID in all tables.
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LINQ Join with Multiple Conditions in On Clause
... That seems like a non obvious way to do that. I'm not sure I would understand what it's suppose to do.
– svick
Oct 5 '11 at 16:52
1
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Exit codes in Python
...ode.
It's fairly likely that the script is never calling the exit method, and that 0 is the default exit code.
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What does it mean by buffer?
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Imagine that you're eating candy out of a bowl. You take one piece regularly. To prevent the bowl from running out, someone might refill the bowl before it gets empty, so that when you want to take another piece, there's candy in the bowl.
The bowl ac...
If a folder does not exist, create it
...ied folder. Now I want, if this folder does not exist, to first create it, and then save my file to this folder. If the folder already exists, then just save the file in it.
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How to change Xcode Project name
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Be careful, I found this changed the sizes of images and a lot of textures could not be sourced, undid the change and followed the answer below: change Bundle Display name
– dancingbush
Dec 6 '14 at 17:09
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How to create a jQuery plugin with methods?
...//docs.jquery.com/Plugins/Authoring), it's best not to muddy up the jQuery and jQuery.fn namespaces. They suggest this method:
(function( $ ){
var methods = {
init : function(options) {
},
show : function( ) { },// IS
hide : function( ) { },// GOOD
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I didn't find “ZipFile” class in the “System.IO.Compression” namespace
... a dll reference to the assembly, "System.IO.Compression.FileSystem.dll" - and ensure you are using at least .NET 4.5 (since it doesn't exist in earlier frameworks).
For info, you can find the assembly and .NET version(s) from MSDN
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How do I get bash completion to work with aliases?
..._git_complete g __git_main to get code completition working on all git commands.
– Ondrej Machulda
Apr 15 '13 at 12:03
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How to check if a python module exists without importing it
... After a year I came across the same problem I mentioned just above and was digging for a solution for Python 2: pkgutil.find_loader("my.package.module") returns a loader if the package/module exists and None if not. Please update your answer for Python 2, as masking the ImportError drove me ...