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Why does Lua have no “continue” statement?
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In Lua 5.2 the best workaround is to use goto:
-- prints odd numbers in [|1,10|]
for i=1,10 do
if i % 2 == 0 then goto continue end
print(i)
::continue::
end
This is supported in LuaJIT since version 2.0.1
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JSON.stringify without quotes on properties?
I'm using a service which uses incorrect JSON format (no double quotes around properties). So I need to send
9 Answers
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Squash my last X commits together using Git
...> and replace "pick" on the second and subsequent commits with "squash" or "fixup", as described in the manual.
In this example, <after-this-commit> is either the SHA1 hash or the relative location from the HEAD of the current branch from which commits are analyzed for the rebase command. ...
What's the difference between “static” and “static inline” function?
...ction content into the calling code instead of executing an actual call.
For small functions that are called frequently that can make a big performance difference.
However, this is only a "hint", and the compiler may ignore it, and most compilers will try to "inline" even when the keyword is not u...
“unary operator expected” error in Bash if condition
...-compatible single bracket version [ ... ]. Inside a [[ ... ]] compound, word-splitting and pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to compare the value of $aug1 with the string and.
If you use [ ... ], you always need to remember to double quote...
event Action vs event EventHandler
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Could using Action<> result in memory leaks? One downside with the EventHandler design pattern is memory leaks. Also should be pointed out that there can be multiple Event Handlers but only one Action
– Luke T O'Brien
De...
How to print full stack trace in exception?
For example, in one place...
3 Answers
3
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What is the global interpreter lock (GIL) in CPython?
...erialize access to interpreter internals from different threads. On multi-core systems, it means that multiple threads can't effectively make use of multiple cores. (If the GIL didn't lead to this problem, most people wouldn't care about the GIL - it's only being raised as an issue because of the in...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
...d programming where automatic variables live on the stack and allocated memory lives on the heap and and Python-style stack-based-programming where the only thing that lives on the stack are references/pointers to objects on the heap.
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Cancel a UIView animation?
Is it possible to cancel a UIView animation while it is in progress? Or would I have to drop to the CA level?
17 Answers
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