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sql ORDER BY multiple values in specific order?
... 4
ELSE 5 --needed only is no IN clause above. eg when = 'b'
END, id
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How to determine height of UICollectionView with FlowLayout
...myCollectionView.collectionViewLayout property and you get the height and width of the content as CGSize. It's as easy as that.
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Keyboard shortcuts with jQuery
...nce and they are expecting that behavior within the web app (and maybe provide a setting for them to change it)... otherwise it's incredibly annoying. Example 1: When composing a post on Stack Exchange and instead of hiding the browser, Cmd H makes ## Heading ## appear in the text field. Example 2: ...
Cannot set boolean values in LocalStorage?
...rting storing non-strings. See https://www.w3.org/Bugs/Public/show_bug.cgi?id=12111 for detail.
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Branch from a previous commit using Git
..., as long as the shortened hash is ''unique'' in the repository. So if it didn’t work, try adding another character from the hash.
– poke
May 17 '13 at 12:08
31
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Get the client's IP address in socket.io
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for 1.0.4:
io.sockets.on('connection', function (socket) {
var socketId = socket.id;
var clientIp = socket.request.connection.remoteAddress;
console.log(clientIp);
});
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Replace only some groups with Regex
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A good idea could be to encapsulate everything inside groups, no matter if need to identify them or not. That way you can use them in your replacement string. For example:
var pattern = @"(-)(\d+)(-)";
var replaced = Regex.Replace(...
CSS Printing: Avoiding cut-in-half DIVs between pages?
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This should work:
@media print
{
div{
page-break-inside: avoid;
}
}
Please note current browser support (12-03-2014):
Chrome - 1.0+
Firefox (Gecko) - 19.0+
Internet Explorer - 8.0+
Opera - 7.0+
Safari - 1.3+ (312)
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In Objective-C, how do I test the object type?
...ass:[SomeClass class]];
You might also try doing somthing like this
for(id element in myArray)
{
NSLog(@"=======================================");
NSLog(@"Is of type: %@", [element className]);
NSLog(@"Is of type NSString?: %@", ([[element className] isMemberOfClass:[NSString class]]...
How to list all the available keyspaces in Cassandra?
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If you want to do this outside of the cqlsh tool you can query the schema_keyspaces table in the system keyspace. There's also a table called schema_columnfamilies which contains information about all tables.
The DESCRIBE and SHOW commands only work i...