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How do I check if a string contains another string in Objective-C?
...");
}
The key is noticing that rangeOfString: returns an NSRange struct, and the documentation says that it returns the struct {NSNotFound, 0} if the "haystack" does not contain the "needle".
And if you're on iOS 8 or OS X Yosemite, you can now do: (*NOTE: This WILL crash your app if this code ...
How to make git diff --ignore-space-change the default
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I was thinking that from reading that page too. I was hoping someone knew a way that just wasn't documented.... oh well.
– boatcoder
Sep 6 '11 at 0:18
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Bash if [ false ] ; returns true
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Moreover, if your true and false strings are coming from somewhere else, there's a risk that they could actually contain contents other than true or false, and you could get unexpected behavior up to and including arbitrary command execution.
– Charles Du...
What does “dereferencing” a pointer mean?
...he pointer may be relative to some specific memory area, which the CPU may select based on CPU "segment" registers or some manner of segment id encoded in the bit-pattern, and/or looking in different places depending on the machine code instructions using the address.
For example, an int* properly ...
Android Studio Project Structure (v.s. Eclipse Project Structure)
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For android Studio 3.0.1 and selected all features:
Android O latest
Android Auto
Android things
Android wear
Android TV
C++ support
Kotlin support
The structure in version 3.0.1 does not look at all like all other answers.
Recent structure is as di...
How to make Java honor the DNS Caching Timeout?
... the load-balancing to work, the application server needs to honor the TTL from DNS response and to resolve the domain name again when cache times out. However, I couldn't figure out a way to do this in Java.
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What goes into your .gitignore if you're using CocoaPods?
...ag or or commit of each dependency so the Pods themselves can be generated from the podfile, ergo they are more like an intermediate build product than a source and, hence, don't need version control in my project.
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Browser detection in JavaScript? [duplicate]
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+1 from me as well. Sometimes, it's not about feature support, it's actually about the browser. Yes, the user-agent info can be spoofed, but when you're dealing with older browsers and circumventing their bugs (like FF 3's issue...
How do I compile a Visual Studio project from the command-line?
...path. Either start the Visual Studio build environment and run your script from there, or modify the paths in Python (with os.putenv).
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reStructuredText tool support
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Salvaging (and extending) the list from an old version of the Wikipedia page:
Documentation
Primer
Cheat Sheet
Quick Reference
Implementations
Although the reference implementation of reStructuredText is written in Python, there are reStructuredText pars...