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What is NODE_ENV and how to use it in Express?
...ment, all lowercase. There's nothing to stop you from using other values, (test, for example, if you wish to use some different logic when running automated tests), but be aware that if you are using third-party modules, they may explicitly compare with 'production' or 'development' to determine wha...
An efficient way to transpose a file in Bash
...2
2 3 4 5
3 6 7 8
4 9 10 11
1 0 1 2
$ wc -l < file
10000
$ time perl test.pl file >/dev/null
real 0m0.480s
user 0m0.442s
sys 0m0.026s
$ time awk -f test.awk file >/dev/null
real 0m0.382s
user 0m0.367s
sys 0m0.011s
$ time perl test.pl file >/dev/null
real 0m...
jQuery removeClass wildcard
...should only return elements with class, whether they have a value or not. testing scenarios: jsfiddle.net/drzaus/m83mv
– drzaus
Oct 1 '13 at 20:13
1
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Can a program depend on a library during compilation but not runtime?
...s) and major directory under your project root? For instance, all my JUnit tests that depend on the JUnit JAR will be under the test/ root, etc. I just don't see how the same classes, packaged under the same source root, could be "configured" to depend on different JARs at any given time. If you nee...
Remove querystring from URL
... I am benchmarking the three methods proposed in the various answers.
var testURL = '/Products/List?SortDirection=dsc&Sort=price&Page=3&Page2=3';
var i;
// Testing the substring method
i = 0;
console.time('10k substring');
while (i < 10000) {
testURL.substring(0, testURL.indexOf...
jQuery - Create hidden form element on the fly
...
Did someone test this answer on old IE?
– Arthur Halma
Aug 31 '12 at 11:54
11
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Generate a random number in the range 1 - 10
Since my approach for a test query which I worked on in this question did not work out, I'm trying something else now. Is there a way to tell pg's random() function to get me only numbers between 1 and 10?
...
Pipe to/from the clipboard in Bash script
... you can't just use to Ctrl+v to paste it back in a different place.
echo test | xclip
Ctrl+v === test
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How to detect when cancel is clicked on file input?
...
While not a direct solution, and also bad in that it only (as far as I've tested) works with onfocus (requiring a pretty limiting event blocking) you can achieve it with the following:
document.body.onfocus = function(){ /*rock it*/ }
What's nice about this, is that you can attach/detach it in t...
Why does sudo change the PATH?
...ee sudoers(5) for more information.
An Example of usage:
cat >> test.sh
env | grep "MYEXAMPLE" ;
^D
sh test.sh
MYEXAMPLE=1 sh test.sh
# MYEXAMPLE=1
MYEXAMPLE=1 sudo sh test.sh
MYEXAMPLE=1 sudo MYEXAMPLE=2 sh test.sh
# MYEXAMPLE=2
update
man 5 sudoers :
env_reset If s...