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Difference between const & const volatile
... Of course, you're absolutely right, multithreading is just one example, but not the only one :).
– mingos
Jan 4 '11 at 15:16
25
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Is it possible to use JavaScript to change the meta-tags of the page?
If I put a div in the head and display:none, than use JavaScript to display it, will this work?
17 Answers
...
Deep copying an NSArray
...ple documentation about deep copies explicitly states:
If you only need a one-level-deep copy:
NSMutableArray *newArray = [[NSMutableArray alloc]
initWithArray:oldArray copyItems:YES];
The above code creates a new array whose members are shallow copies of the members...
#ifdef replacement in the Swift language
...ta and a different way of processing it. I have two environment variables: one which, when switched on, tells the app to generate the fake data from the real data while running on my device; the other which, when switched on, uses the fake data (not the missing music library) while running on the Si...
Can a decorator of an instance method access the class?
... # do some stuff
pass
The method decorator marks the method as one that is of interest by adding a "use_class" attribute - functions and methods are also objects, so you can attach additional metadata to them.
After the class has been created the class decorator then goes through all th...
Using socket.io in Express 4 and express-generator's /bin/www
...le different approach to initiate socket.io, it groups all related code in one place:
bin/www
/**
* Socket.io
*/
var socketApi = require('../socketApi');
var io = socketApi.io;
io.attach(server);
socketApi.js
var socket_io = require('socket.io');
var io = socket_io();
var socketApi = {};
soc...
CocoaPods - use specific pod version
...ing', '1.2.0'
Check 'Get started' at http://cocoapods.org
Once this is done, you can then issue a pod update in the terminal for the change to take place. Of course, this needs to be done from your project's top level folder. If the update does not occur, edit your Podfile.lock file and change ...
Does using “new” on a struct allocate it on the heap or stack?
...here value type variables are allocated. That's a different question - and one to which the answer isn't just "on the stack". It's more complicated than that (and made even more complicated by C# 2). I have an article on the topic and will expand on it if requested, but let's deal with just the new ...
Python how to write to a binary file?
...y file?" and I can see people searching for that question and finding this one…
– abarnert
Aug 21 '13 at 22:22
2
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Why is creating a Thread said to be expensive?
...e possibly cheaper to create, but you pay for it in other areas.)
I've done a bit of digging to see how a Java thread's stack really gets allocated. In the case of OpenJDK 6 on Linux, the thread stack is allocated by the call to pthread_create that creates the native thread. (The JVM does not p...