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Mimicking sets in JavaScript?
...bj = {};
// or create an object with some items already in it
var obj = {"1":true, "2":true, "3":true, "9":true};
Question 1: Is A in the list:
if (A in obj) {
// put code here
}
Question 2: Delete 'A' from the list if it's there:
delete obj[A];
Question 3: Add 'A' to the list if it wasn't a...
What is a reasonable order of Java modifiers (abstract, final, public, static, etc.)?
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127
The customary usage order of the modifiers is mentioned in the Java Language Specification (an...
Fade In Fade Out Android Animation in Java
I want to have a 2 second animation of an ImageView that spends 1000ms fading in and then 1000ms fading out.
11 Answers
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generate days from date range
...ops, procedures, or temp tables. The subquery generates dates for the last 10,000 days, and could be extended to go as far back or forward as you wish.
select a.Date
from (
select curdate() - INTERVAL (a.a + (10 * b.a) + (100 * c.a) + (1000 * d.a) ) DAY as Date
from (select 0 as a union al...
Cutting the videos based on start and end time using ffmpeg
...y copy. For example:
ffmpeg -i movie.mp4 -ss 00:00:03 -t 00:00:08 -async 1 cut.mp4
When re-encoding you may also wish to include additional quality-related options or a particular AAC encoder. For details, see ffmpeg's x264 Encoding Guide for video and AAC Encoding Guide for audio.
Also, the -...
iPhone Safari Web App opens links in new window
...
109
I found JavaScript solution in iWebKit framework:
var a=document.getElementsByTagName("a");
f...
How do you select a particular option in a SELECT element in jQuery?
...
21 Answers
21
Active
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How to get everything after a certain character?
...ffset of the underscore, then substr grabs everything from that index plus 1, onwards.
$data = "123_String";
$whatIWant = substr($data, strpos($data, "_") + 1);
echo $whatIWant;
If you also want to check if the underscore character (_) exists in your string before trying to get it, you ...