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Save An Image To Application Documents Folder From UIView On IOS
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It's all good, man. Don't harm yourself or others.
You probably don't want to store these images in Core Data, since that can impact performance if the data set grows too large. Better to write the images to files.
NSData *pngData = UIImagePNG...
fatal: The current branch master has no upstream branch
...the push, but, independently of that push issue (which I explained in "Why do I need to explicitly push a new branch?": git push -u origin master or git push -u origin --all), you need now to resolve the authentication issue.
That depends on your url (ssh as in 'git@github.com/yourRepo, or https as...
What does “mro()” do?
...d once at class initialization, and the result is stored in __mro__ -- see docs.python.org/library/… .
– Alex Martelli
Jan 6 '10 at 4:24
23
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Execute unit tests serially (rather than in parallel)
...configure which services are available without having to bring all of them down and restart them whenever a new service is added or an old one is removed.
...
System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
...
System.currentTimeMillis() is obviously the most efficient since it does not even create an object, but new Date() is really just a thin wrapper about a long, so it is not far behind. Calendar, on the other hand, is relatively slow and very complex, since it has to deal with the considerably ...
How to disable text selection highlighting
... Internet Explorer 9 and its earlier versions (but sadly still needs a vendor prefix).
These are all of the available correct CSS variations:
.noselect {
-webkit-touch-callout: none; /* iOS Safari */
-webkit-user-select: none; /* Safari */
-khtml-user-select: none; /* Konqueror HTML...
How to click first link in list of items after upgrading to Capybara 2.0?
...t; a').click
(if your default selector is :css)
Code in your question doesn't work as:
within ".item" do
first(:link, "Agree").click
end
is equivalent to:
find('.item').first(:link, "Agree").click
Capybara finds several .item's so it raises an exception. I consider this behavior of Capy...
Sending an HTTP POST request on iOS
...ation that I'm developing but the push never reaches the server although I do get a code 200 as response (from the urlconnection). I never get a response from the server nor does the server detect my posts (the server does detect posts coming from android)
...
How do you work with an array of jQuery Deferreds?
...for
$.when.apply($, promises).then(function(schemas) {
console.log("DONE", this, schemas);
}, function(e) {
console.log("My ajax failed");
});
This will also work (for some value of work, it won't fix broken ajax):
$.when.apply($, promises).done(function() { ... }).fail(function() { ....
Why would you use an ivar?
... reduce your reference count operations and minimize peak memory usage (if done correctly).
Nontrivial Types
Example: If you have a C++ type, direct access is just the better approach sometimes. The type may not be copyable, or it may not be trivial to copy.
Multithreading
Many of your ivars are cod...