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In C, do braces act as a stack frame?
If I create a variable within a new set of curly braces, is that variable popped off the stack on the closing brace, or does it hang out until the end of the function? For example:
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WSDL vs REST Pros and Cons
...ght XML standard that is centered around document passing. The advantage with this is that your requests and responses can be very well structured, and can even use a DTD. The downside is it is XML, and is very verbose. However, this is good if two parties need to have a strict contract(say for i...
How to do ToString for a possibly null object?
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C# 6.0 Edit:
With C# 6.0 we can now have a succinct, cast-free version of the orignal method:
string s = myObj?.ToString() ?? "";
Or even using interpolation:
string s = $"{myObj}";
Original Answer:
string s = (myObj ?? String.Empty...
A more pretty/informative Var_dump alternative in PHP? [closed]
... they use, love and assign shortcut keys to, why don't we share our favourite ones .
25 Answers
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Understanding Fragment's setRetainInstance(boolean)
Starting with the documentation:
5 Answers
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Checking if sys.argv[x] is defined
...cept and testing len(sys.argv) isn't all that significant. They're both a bit hackish compared to argparse.
This occurs to me, though -- as a sort of low-budget argparse:
arg_names = ['command', 'x', 'y', 'operation', 'option']
args = dict(zip(arg_names, sys.argv))
You could even use it to gener...
How to fix “no valid 'aps-environment' entitlement string found for application” in Xcode 4.3?
...r shop is fairly new to iOS dev, I personally am completely inexperienced with iOS dev and Xcode. I've stumbled through tens of tutorials, articles, and trouble posts from Apple and elsewhere and I feel like I might be nearly there...
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What is the difference between Trap and Interrupt?
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A trap is an exception in a user process. It's caused by division by zero or invalid memory access. It's also the usual way to invoke a kernel routine (a system call) because those run with a higher priority than user code. Handling is synchronous (so the user code i...
What's the difference between compiled and interpreted language?
...between Java and JavaScript. Would someone please help me in understanding it?
7 Answers
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JavaScript closures vs. anonymous functions
...osure in JS and what isn't. We just want to make sure we really understand it correctly.
12 Answers
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