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Why does setTimeout() “break” for large millisecond delay values?
...ers would delay the same amount (i.e. 49999861776383 is same as 2147483647 from a signed 32 bit point of view). write them out in binary, and take the last 31 bits, they will all be 1s.
– Mark Fisher
Jun 6 '18 at 7:47
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Should methods in a Java interface be declared with or without a public access modifier?
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Since it does not add any extra information, it just draws attention away from the important stuff.
Most style-guides will recommend that you leave it out, but of course, the most important thing is to be consistent across your codebase, and especially for each interface. The following example cou...
Compiling with g++ using multiple cores
... help on a uniprocessor machine).
For example if you want 4 parallel jobs from make:
make -j 4
You can also run gcc in a pipe with
gcc -pipe
This will pipeline the compile stages, which will also help keep the cores busy.
If you have additional machines available too, you might check out di...
How to compile for Windows on Linux with gcc/g++?
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Install a cross compiler, like mingw64 from your package manager.
Then compile in the following way: instead of simply calling gcc call i686-w64-mingw32-gcc for 32-bit Windows or x86_64-w64-mingw32-gcc" for 64-bit Windows. I would also use the --static option, as ...
Why I cannot cout a string?
...ition of "live" in str
std::string str3 = str.substr (pos);
// get from "live" to the end
std::cout << str2 << ' ' << str3 << '\n';
return 0;
}
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Scale Image to fill ImageView width and keep aspect ratio
I have a GridView . The data of GridView is request from a server.
16 Answers
16
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Iterating over dictionaries using 'for' loops
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@yugr From Python 3.7, dictionaries are insertion-ordered and this is a language feature. See stackoverflow.com/a/39980744/9428564
– Aimery
Sep 9 '19 at 14:54
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What's the syntax for mod in java
...ng to programmers how to implement algorithms with mathematical properties from modular arithmetic. Remainder is NOT modulus but one can quickly derive a modulus from remainders.
– Jim
Aug 24 '12 at 22:12
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Trim string in JavaScript?
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For those browsers who does not support trim(), you can use this polyfill from MDN:
if (!String.prototype.trim) {
(function() {
// Make sure we trim BOM and NBSP
var rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
String.prototype.trim = function() {
return th...
How to create dictionary and add key–value pairs dynamically?
From post:
15 Answers
15
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