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How can I wait for set of asynchronous callback functions?
...ction(err) {
// error occurred
});
Bluebird Promises
If you use a more feature rich library such as the Bluebird promise library, then it has some additional functions built in to make this easier:
var doAjax = Promise.promisify(someAsync);
var someData = [...]
Promise.map(someData, doA...
Changing navigation bar color in Swift
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What parameters should I use in a Google Maps URL to go to a lat-lon?
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Is it possible to add more than one marker to an app? And if it works, how does the structure looks like?
– michael-mammut
May 12 '17 at 14:39
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Using the Android Application class to persist data
...an tell, any orientation change in the application (in the activity, to be more precise) causes a complete destruction and recreation of the activity. Based on my findings, the Application class does not have the same life-cycle (i.e. it is, for all intents and purposes, always instantiated). Does...
XDocument or XmlDocument
...bute("firstline", c.Address1),
// etc
));
It's all a lot more declarative, which fits in with the general LINQ style.
Now as Brannon mentioned, these are in-memory APIs rather than streaming ones (although XStreamingElement supports lazy output). XmlReader and XmlWriter are the no...
How to delete all rows from all tables in a SQL Server database?
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How to remove globally a package from Composer?
...s ~/.composer), see http://getcomposer.org/doc/03-cli.md#composer-home for more details.
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strdup() - what does it do in C?
...O C. However, even if they didn't, the five-liner in this answer should be more than sufficient.
– paxdiablo
Apr 16 '14 at 10:37
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Programmatically generate video or animated GIF in Python?
...Instead, please use imageio, which was developed to solve this problem and more, and is intended to stay.
Quick and dirty solution:
import imageio
images = []
for filename in filenames:
images.append(imageio.imread(filename))
imageio.mimsave('/path/to/movie.gif', images)
For longer movies, u...
How to use ConcurrentLinkedQueue?
...) will return null, so check it):
YourObject myObject = queue.poll();
For more info see the Javadoc
EDIT:
If you need to block waiting for the queue to not be empty, you probably want to use a LinkedBlockingQueue, and use the take() method. However, LinkedBlockingQueue has a maximum capacity (defau...