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socket.emit() vs. socket.send()
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With socket.emit you can register custom event like that:
server:
var io = require('socket.io').listen(80);
io.sockets.on('connection', function (socket) {
socket.emit('news', { hello: 'world' });
socket.on('my other event', function (data...
How do I get jQuery autocompletion in TypeScript?
If I'm working in a TypeScript .ts file, what can I do to get jQuery Intellisense/autocompletion when I type the $ character?
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Suppress properties with null value on ASP.NET Web API
I've created an ASP.Net WEB API Project that will be used by a mobile application. I need the response json to omit null properties instead of return them as property: null .
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What does '--set-upstream' do?
...am <remote-branch>
sets the default remote branch for the current local branch.
Any future git pull command (with the current local branch checked-out),
will attempt to bring in commits from the <remote-branch> into the current local branch.
One way to avoid having to explicitly type -...
How to detect READ_COMMITTED_SNAPSHOT is enabled?
...operations under the READ COMMITTED isolation level are based on snapshot scans and do not acquire locks.
0 (default): READ_COMMITTED_SNAPSHOT option is OFF. Read operations under the READ COMMITTED isolation level use Shared (S) locks.
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Finding the author of a line of code in Mercurial
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On the command-line, you'd want to use hg annotate -u (-u can be combined with -n to get the local revision number, which might come in useful). Check hg help anno for more options.
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Get parts of a NSURL in objective-c
...foobar).
A "fully-featured" URL would look like this:
http://foobar:nicate@example.com:8080/some/path/file.html;params-here?foo=bar#baz
NSURL has a wide range of accessors. You may check them in the documentation for the NSURL class, section Accessing the Parts of the URL. For quick reference...
Convert Dictionary to semicolon separated string in c#
..." + x.Value).ToArray());
(And if you're using .NET 4, or newer, then you can omit the final ToArray call.)
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Trying to understand CMTime and CMTimeMake
1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s duration of video with 10 frames?
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error opening HPROF file: IOException: Unknown HPROF Version
...t hprof file take from Android OS into standard hprof format. For this you can use hprof-conv tool that is located at AndroidSDK/tools/hprof-conv.
For example:
hprof-conv android.hprof mat.hprof
And then open mat.hprof in Memory Analyzer.
EDIT: hprof-conv might be located under AndroidSDK/plat...