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What happens to a declared, uninitialized variable in C? Does it have a value?
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Static variables (file scope and function static) are initialized to zero:
int x; // zero
int y = 0; // also zero
void foo() {
static int x; // also zero
}
Non-static variables (local variables) are indeterminate. Reading them prior to a...
How do I create a category in Xcode 6 or higher?
...Xcode 6. But the thing is that in Xcode 6 there is no Objective-C category file template.
8 Answers
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How can I output leading zeros in Ruby?
I'm outputting a set of numbered files from a Ruby script. The numbers come from incrementing a counter, but to make them sort nicely in the directory, I'd like to use leading zeros in the filenames. In other words
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How to increase the maximum number of opened editors in IntelliJ?
...ral | Editor Tabs | Tab limit.
You may also want to increase the recent files limit in Settings | Editor | General | Recent files limit if you are using the Recent Files (Cmd+E) feature.
Works for all IntelliJ IDEA platform based IDEs.
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Why does “pip install” inside Python raise a SyntaxError?
...hanging directory to the location of python.exe and then needed to put the file type on pip3. In my case I was after requests for HTTP work. Namely: python pip3.exe install requests <--- this worked perfectly, repeated the same for pytz module
– natur3
Apr ...
Reference requirements.txt for the install_requires kwarg in setuptools setup.py file
I have a requirements.txt file that I'm using with Travis-CI. It seems silly to duplicate the requirements in both requirements.txt and setup.py , so I was hoping to pass a file handle to the install_requires kwarg in setuptools.setup .
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The name does not exist in the namespace error in XAML
...ing out/in rebulding, restarting, cleaning the solution, deleting the .suo files. Nothing works. I have literally EXACTLY the same datatemplates for other classes and it works perfectly. Just for three classes this doesn't work at all....
– Greg K.
Jun 15 '19 a...
How to stop line breaking in vim
...I put it into .vimrc, it doesn't have an effect for example for plain text files. How do I find out and eliminate the overwrite?
– qubodup
Dec 3 '16 at 13:48
7
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Boolean literals in PowerShell
... for PowerShell (PS) scripts. For the below PS script which is stored in a file named installmyapp.ps1:
param (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS file from a PS command line, this is how I can do it:
installmyapp.ps1 -cleanuprequire...
Unable to find specific subclass of NSManagedObject
...odel classes: Xcode seems to be confused by the prefix, and it generates a file/class with the name APPNAME. Am I missing something?
– Pascal Bourque
Sep 26 '14 at 15:26
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