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make arrayList.toArray() return more specific types
...ist = new ArrayList<String>();
String[] a = list.toArray(new String[0]);
Before Java6 it was recommended to write:
String[] a = list.toArray(new String[list.size()]);
because the internal implementation would realloc a properly sized array anyway so you were better doing it upfront. Sinc...
How to merge 2 JSON objects from 2 files using jq?
... given two objects, it will merge them recursively. For example,
jq -s '.[0] * .[1]' file1 file2
Important: Note the -s (--slurp) flag, which puts files in the same array.
Would get you:
{
"value1": 200,
"timestamp": 1382461861,
"value": {
"aaa": {
"value1": "v1",
"value2"...
What are the minimum margins most printers can handle?
...
Every printer is different but 0.25" (6.35 mm) is a safe bet.
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Check if value is in select list with JQuery
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180
Use the Attribute Equals Selector
var thevalue = 'foo';
var exists = 0 != $('#select-box option...
Is there a standard naming convention for git tags? [closed]
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170
Version 1.0.0 of Semantic Versioning, by Tom Preston-Werner of GitHub fame, had a sub-specificat...
Python, Matplotlib, subplot: How to set the axis range?
How can I set the y axis range of the second subplot to e.g. [0,1000] ?
The FFT plot of my data (a column in a text file) results in a (inf.?) spike so that the actual data is not visible.
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How to show line number when executing bash script
...rrently executing).
For example, if your script reads:
$ cat script
foo=10
echo ${foo}
echo $((2 + 2))
Executing it thus would print line numbers:
$ PS4='Line ${LINENO}: ' bash -x script
Line 1: foo=10
Line 2: echo 10
10
Line 3: echo 4
4
http://wiki.bash-hackers.org/scripting/debuggingtips gi...
JavaScript seconds to time string with format hh:mm:ss
...tring.prototype.toHHMMSS = function () {
var sec_num = parseInt(this, 10); // don't forget the second param
var hours = Math.floor(sec_num / 3600);
var minutes = Math.floor((sec_num - (hours * 3600)) / 60);
var seconds = sec_num - (hours * 3600) - (minutes * 60);
if (hours &...
Ruby on Rails console is hanging when loading
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answered Aug 7 '14 at 0:53
cee-dubcee-dub
4,24611 gold badge99 silver badges22 bronze badges
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How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
Note: This question is only relevant for Grunt 0.3.x and has been left for reference. For help with the latest Grunt 1.x release please see my comment below this question.
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