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Send message to specific client with socket.io and node.js
..."I'm the master", function() {
// Save the socket id to Redis so that all processes can access it.
client.set("mastersocket", socket.id, function(err) {
if (err) throw err;
console.log("Master socket is now" + socket.id);
});
});
socket.on("message to master", function(...
How to convert a Django QuerySet to a list
... As far as i know, django queryset does not support negative indexing.
– Alexey Sidash
Aug 30 '16 at 7:21
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In Perl, how can I read an entire file into a string?
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I would do it like this:
my $file = "index.html";
my $document = do {
local $/ = undef;
open my $fh, "<", $file
or die "could not open $file: $!";
<$fh>;
};
Note the use of the three-argument version of open. It is much safer than ...
HTTP GET Request in Node.js Express
...ttp = require('http');
var options = {
host: 'www.google.com',
path: '/index.html'
};
var req = http.get(options, function(res) {
console.log('STATUS: ' + res.statusCode);
console.log('HEADERS: ' + JSON.stringify(res.headers));
// Buffer the body entirely for processing as a whole.
var...
Get/pick an image from Android's built-in Gallery app programmatically
... null, null);
if( cursor != null ){
int column_index = cursor
.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
cursor.moveToFirst();
String path = cursor.getString(column_index);
cursor.close();
...
How to auto-remove trailing whitespace in Eclipse?
...to Code organizing tab -> check Remove trailing whitespace -> select All lines.
Removing whitespace only from the lines I changed:
Preferences -> Java -> Editor -> Save Actions -> check "Perform the selected actions on save -> check Format source code -> select Format edi...
What is the fastest way to compute sin and cos together?
.... If you need strong optimization, perhaps you should use it.
Here is a small example: http://home.broadpark.no/~alein/fsincos.html
Here is another example (for MSVC): http://www.codeguru.com/forum/showthread.php?t=328669
Here is yet another example (with gcc): http://www.allegro.cc/forums/thread...
What does WISC (stack) mean? [closed]
...software/technology bundle/stack representing Linux , Apache , MySQL , PHP . There are a few passing references on the Web that use the acronym WISC to speak of the other (supposedly Microsoft-centric) software/technology bundle/stack in contrast to LAMP. There is, however, no Wikipedia entr...
How to delete an array element based on key? [duplicate]
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PHP
unset($array[1]);
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Is there already a Google+ API? [closed]
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There is an unofficial API, PHP.GooglePlusAPI, that you can use this to fetch public data. It's something to play around with while we're waiting for the full official API from Google:
Update:
I've just added support for feed posts as well. You can us...