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UICollectionView reloadData not functioning properly in iOS 7
...l UIKit related messages. I seem to run into this when popping to the view from another view controller. I refresh the data on viewWillAppear. I could see the data and collection view reload call, but the UI was not updated. Forced the main thread (UI thread), and it magically starts working. Th...
Is short-circuiting logical operators mandated? And evaluation order?
... @Joe: but return value and arguments of the operator may change from boolean to something else. I used to implement "special" logic with THREE values ("true", "false" and "unknown"). Return value is deterministic, but short-circuiting behaviour is not appropriate.
– ...
Call An Asynchronous Javascript Function Synchronously
...t know why you wouldn't just pass a callback to doSomething() to be called from the other callback, but I better stop before I get into trouble. ;)
Oh, what the heck. You gave an example that suggests it can be done correctly, so I'm going to show that solution...
function doSomething( func ) {
...
Why is “using namespace std;” considered bad practice?
...foo;
using namespace bar;
Everything works fine, and you can call Blah() from Foo and Quux() from Bar without problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar import Quux() into your global nam...
Change multiple files
...ou'll break the command line limit in the for command. To protect yourself from that, you'd have to use find ... | xargs ...
– glenn jackman
May 4 '12 at 15:58
1
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Setting up two different static directories in node.js Express framework
...
You can also set the path that static files will be served to the web from by specifying an additional (first) parameter to use() like so:
app.use("/public", express.static(__dirname + "/public"));
app.use("/public2", express.static(__dirname + "/public2"));
That way you get two different di...
How can I replace a newline (\n) using sed?
...les and needs to process the whole file to begin the process.
Long answer from the sed FAQ 5.10
5.10. Why can't I match or delete a newline using the \n escape
sequence? Why can't I match 2 or more lines using \n?
The \n will never match the newline at the end-of-line because the
newline is always ...
Loading Backbone and Underscore using RequireJS
...mple to use: (1) one states the dependencies (deps), if any, (which may be from the paths configuration, or may be valid paths themselves). (2) (optionally) specify the global variable name from the file you're shimming, which should be exported to your module functions that require it. (If you don'...
os.walk without digging into directories below
...ory on or below the desired level is found, all of its subdirs are removed from the list of subdirs to search next. So they won't be "walked".
– nosklo
Aug 19 '10 at 19:41
2
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How do I run a Python program?
... to go when you just have a new technology in your hands ( I still feel it from time to time with Java :P )
– OscarRyz
Oct 5 '09 at 21:56
1
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