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Selecting the first “n” items with jQuery
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You probably want to read up on slice. Your code will look something like this:
$("a").slice(0,20)
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Listing only directories using ls in Bash?
...-h/
./masters/ ./-n/ ./static/ ./-v var/
But the spaces in filenames make reading a bit confusing.
If instead of echo, we use ls, the shell is still what is expanding the list of filenames. The shell is the reason to get a list of directories in the PWD. The -d option to ls makes it list the prese...
What is the difference between build.sbt and build.scala?
...stomize sbt from sbt, for example. For more detailed information, consider reading related section is sbt documentation: http://www.scala-sbt.org/release/docs/Getting-Started/Basic-Def.html#sbt-vs-scala-definition
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Check play state of AVPlayer
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} else if (!self.player.currentItem.playbackLikelyToKeepUp) {
// Not ready to play, wait until enough data is loaded
}
And don't forget to make your player stop when it reaches the end:
self.player.actionAtItemEnd = AVPlayerActionAtItemEndPause;
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What is the Swift equivalent of isEqualToString in Objective-C?
...al")
}
// prints "These two strings are considered equal"
.
.
.
For more read official documentation of Swift (search Comparing Strings).
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How can I create a two dimensional array in JavaScript?
I have been reading online and some places say it isn't possible, some say it is and then give an example and others refute the example, etc.
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Check image width and height before upload with Javascript
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In my view the perfect answer you must required is
var reader = new FileReader();
//Read the contents of Image File.
reader.readAsDataURL(fileUpload.files[0]);
reader.onload = function (e) {
//Initiate the JavaScript Image object.
var image = new Image();
//Set the Base64 stri...
Bootstrap close responsive menu “on click”
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You don't have to add any extra javascript to what's already included with bootstraps collapse option. Instead simply include data-toggle and data-target selectors on your menu list items just as you do with your navbar-toggle button. So for your Products menu item it would loo...
Can I restore a single table from a full mysql mysqldump file?
...ion of uloBasEI's sed command. It includes the preceding DROP command, and reads until mysql is done dumping data to your table (UNLOCK). Worked for me (re)importing wp_users to a bunch of Wordpress sites.
sed -n -e '/DROP TABLE.*`mytable`/,/UNLOCK TABLES/p' mydump.sql > tabledump.sql
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Sending emails in Node.js? [closed]
...ork for setting its up. just copied the example code, changed to my info (read about SSL secure) and it just worked. great for simple email sender!
– user3052629
Aug 21 '15 at 22:22
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