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“Uncaught TypeError: Illegal invocation” in Chrome
...f custom object.
When you call support.animationFrame(function () {}) , it is executed in the context of current object (ie support). For the native requestAnimationFrame function to work properly, it must be executed in the context of window.
So the correct usage here is support.animationFrame.ca...
Deserializing a JSON into a JavaScript object
I have a string in a Java server application that is accessed using AJAX. It looks something like the following:
8 Answers
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Return a value if no rows are found in Microsoft tSQL
...version of SQL, here's my simple query. If I query a record that doesn't exist then I will get nothing returned. I'd prefer that false (0) is returned in that scenario. Looking for the simplest method to account for no records.
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How do I rename an open file in Emacs?
Is there a way to rename an open file in Emacs? While I'm viewing it? Something like save-as, but the original one should go away.
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Reverting single file in SVN to a particular revision
...low in an SVN repo that I would like to revert to a previous version. What is the way to do this in SVN? I want only downgrade this particular file to an older version, not the whole repo.
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How to define custom exception class in Java, the easiest way?
I'm trying to define my own exception class the easiest way, and this is what I'm getting:
8 Answers
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How to delete a remote tag?
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Or, more expressively, use the --delete option (or -d if your git version is older than 1.8.0):
git push --delete origin tagname
Note that git has tag namespace and branch namespace so you may use the same name for a branch and for a tag. If you want to make sure that you cannot accidentally remov...
Test for multiple cases in a switch, like an OR (||)
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You can use fall-through:
switch (pageid)
{
case "listing-page":
case "home-page":
alert("hello");
break;
case "details-page":
alert("goodbye");
break;
}
share...
How can you determine how much disk space a particular MySQL table is taking up?
Is there a quick way to determine how much disk space a particular MySQL table is taking up? The table may be MyISAM or Innodb.
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Iterate through object properties
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Iterating over properties requires this additional hasOwnProperty check:
for (var prop in obj) {
if (Object.prototype.hasOwnProperty.call(obj, prop)) {
// do stuff
}
}
It's necessary because an object's prototype contains additional propertie...