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How to return a string value from a Bash function
...l will not be shared.
Example code
#!/bin/bash
f()
{
echo function starts
local WillNotExists="It still does!"
DoesNotExists="It still does!"
echo function ends
}
echo $DoesNotExists #Should print empty line
echo $WillNotExists #Should print empty line
f #Call ...
How do I import a namespace in Razor View Page?
...
@MatthijsWessels No it does not need to restart VS. Just build the project and it will take effect. At least I do this always. If a view is open, you have to close that view before build and re-open it after after build.
– ravy amiry
...
Can HTML be embedded inside PHP “if” statement?
...in plain HTML and it make your code very hard to read (the next code block starts with an end bracket }, but the reader has no idea what was before).
Better is to use heredoc syntax. It is the same concept as in other languages (like bash).
<?php
if ($condition) {
echo <<< END_OF_...
Does it make sense to use Require.js with Angular.js? [closed]
...t: RequireJS is a great tool that solved some very important problems, and started us down the road that we're on, toward more scalable, more professional Javascript applications. Importantly, it was the first time many people encountered the concept of modularization and of getting things out of gl...
Why does changing 0.1f to 0 slow down performance by 10x?
... is used.
Here's the test code compiled on x64:
int main() {
double start = omp_get_wtime();
const float x[16]={1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6};
const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2...
Easiest way to split a string on newlines in .NET?
...o accept files from lots of various OS's, you might also add "\n\r" to the start and "\r" to the end of the delimiter list. I'm not sure it's worth the performance hit though. (en.wikipedia.org/wiki/Newline)
– user420667
Nov 26 '13 at 22:39
...
AutoLayout with hidden UIViews?
...UITableViewCell. For me, once the view got very complicated the scrolling started to become choppy where it would stutter every time a cell was scrolled in/out. Under the covers the StackView is adding/removing constraints and this will not necessarily be efficient enough for smooth scrolling.
...
Get a list of all threads currently running in Java
...ist of all running threads in the current JVM (including the threads not started by my class)?
13 Answers
...
How to redirect and append both stdout and stderr to a file with Bash?
...Bash pre-4) way is:
cmd >> outfile 2>&1
A nonportable way, starting with Bash 4 is
cmd &>> outfile
(analog to &> outfile)
For good coding style, you should
decide if portability is a concern (then use classic way)
decide if portability even to Bash pre-4 is a c...
Get current time in seconds since the Epoch on Linux, Bash
...you use -2 as argument instead of -1, Bash will use the time the shell was started instead of the current date. This can be used to compute elapsed times
$ printf -v beg '%(%s)T\n' -2
$ printf -v now '%(%s)T\n' -1
$ echo beg=$beg now=$now elapsed=$((now-beg))
beg=1583949610 now=1583953032 elapsed=...