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How do I break a string across more than one line of code in JavaScript?
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In your example, you can break the string into two pieces:
alert ( "Please Select file"
+ " to delete");
Or, when it's a string, as in your case, you can use a backslash as @Gumbo suggested:
alert ( "Please Select file\
to delete");
Note that this backslash approach is not nec...
Javascript infamous Loop issue? [duplicate]
...ou use the DOM node for information storage:
function linkListener() {
alert(this.i);
}
function addLinks () {
for(var i = 0; i < 5; ++i) {
var link = document.createElement('a');
link.appendChild(document.createTextNode('Link ' + i));
link.i = i;
link.onc...
How do I change the number of open files limit in Linux? [closed]
... system-wide limits should be set during the system initialization in init scripts and user limits should be set during user login for example by using pam_limits.
There are often defaults set when the machine boots. So, even though you may reset your ulimit in an individual shell, you may find th...
Why is my variable unaltered after I modify it inside of a function? - Asynchronous code reference
...ted/called from inside this asynchronous function. For example, moving the alerts and console.logs too inside the callback function would output the expected result, because the result is available at that point.
Implementing your own callback logic
Often you need to do more things with the result...
Handling an empty UITableView. Print a friendly message
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func emptyDataSetDidTapButton(scrollView: UIScrollView!) {
let ac = UIAlertController(title: "Button tapped!", message: nil, preferredStyle: .Alert)
ac.addAction(UIAlertAction(title: "Hurray", style: .Default, handler: nil))
presentViewController(ac, animated: true, completion: nil)
}
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Converting between strings and ArrayBuffers
Is there a commonly accepted technique for efficiently converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
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Regular expression to get a string between two strings in Javascript
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In Javascript, you actually need to use ([\s\S]*?) rather than (.*?).
– Qian Chen
Dec 18 '18 at 11:07
7
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Javascript communication between browser tabs/windows [duplicate]
What's the most reliable way to have Javascript communicate between tabs/windows of the same browser? For example, when Tab 2 starts audio playback, Tab 1 somehow knows about this and can pause it's player.
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jQuery - Illegal invocation
... cache : false,
processData: false
}).done(function(response) {
alert(response);
});
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How to pass arguments to addEventListener listener function?
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function() { some_function(someVar); }
was created.
Check if the alert gives you the value you've been looking for, be sure it will be accessible in the scope of anonymous function (unless you have more code that operates on the same someVar variable next to the call to addEventListener)
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