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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
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edited Mar 4 '18 at 18:37
jww
1
answered Sep 20 '08 at 23:09
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isset() and empty() - what to use
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145
It depends what you are looking for, if you are just looking to see if it is empty just use emp...
jQuery pitfalls to avoid [closed]
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edited Apr 14 '10 at 16:12
community wiki
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Sort a list by multiple attributes?
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824
A key can be a function that returns a tuple:
s = sorted(s, key = lambda x: (x[1], x[2]))
Or ...
You asked me to pull without telling me which branch you want to merge with
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It says bucket-4 pushes to bucket-4 just because the default when pushing a branch is to push it to one with a matching name on the remote. (Note that this is still the default, even if the local branch is tracking a remote-tracking branch...
How to upgrade PowerShell version from 2.0 to 3.0
...stalled here is 2.0. Is it possible for me to upgrade it to version 3.0 or 4.0?
7 Answers
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Xcode 4: create IPA file instead of .xcarchive
In Xcode 3.2.5 I use "Build And Archive" to create an IPA file. In Xcode 4 you can use "Product -> Archive" to archive an application in an .xcarchive bundle.
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Add comma to numbers every three digits
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242
@Paul Creasey had the simplest solution as the regex, but here it is as a simple jQuery plugin:...
How best to determine if an argument is not sent to the JavaScript function
...Arg2 = 'default2';
case 3: optionalArg3 = 'default3';
case 4: break;
default: throw new Error('illegal argument count')
}
// do stuff
}
This has the downside that the programmer's intention is not (visually) obvious and uses 'magic numbers'; it is therefore possibly...
I didn't find “ZipFile” class in the “System.IO.Compression” namespace
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<PackageReference Include="System.IO.Compression.ZipFile" Version="4.3.0" />
If you are working on .NET Framework without NuGet, you need to add 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 i...