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How to show the text on a ImageButton?
...nearly 30% in measure time, 50% in layout time, and 15-20% in Draw time on my FramLayout, and went from 38 objects down to 26. that's a pretty substantial savings.
– Evan R.
Sep 12 '12 at 20:49
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Count number of occurrences of a given substring in a string
...he answers at: "Python regex find all overlapping matches?", or just check my other answer below.
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Unix's 'ls' sort by name
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My ls sorts by name by default. What are you seeing?
man ls states:
List information about the FILEs (the current directory by default). Sort entries alpha‐betically if none of -cftuvSUX nor --sort is specified.:
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How to revert a “git rm -r .”?
... didn't down vote, but I just tried stash, reset hard, pop and lost all of my recent changes. Maybe I misread the answer.
– Greg M. Krsak
Feb 11 '12 at 20:23
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Android: remove notification from notification bar
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private static final int MY_NOTIFICATION_ID= 1234; String ns = Context.NOTIFICATION_SERVICE; NotificationManager mNotificationManager; mNotificationManager = (NotificationManager) getSystemService(ns); mNotificationManager.notify(MY_NOTIFICATION_ID, ...
Warning :-Presenting view controllers on detached view controllers is discouraged
In my app, I am using a navigation controller. Later on in some view I am using presentViewController for showing a zoomed image.
Also I am not using a Storyboard or nib.
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When is a function too long? [closed]
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There's no real hard and fast rules for it. Generally I like my methods to just "do one thing". So if it's grabbing data, then doing something with that data, then writing it to disk then I'd split out the grabbing and writing into separate methods so my "main" method just contains the...
How can I check for “undefined” in JavaScript? [duplicate]
...e the typeof operator, which is guaranteed to return a string:
if (typeof myVar !== 'undefined')
Direct comparisons against undefined are troublesome as undefined can be overwritten.
window.undefined = "foo";
"foo" == undefined // true
As @CMS pointed out, this has been patched in ECMAScript ...
Upload files with HTTPWebrequest (multipart/form-data)
... \r\n at the end of headers can cause problems. Removing one of them fixed my problems.
– Hugo Estrada
Jul 15 '10 at 16:33
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Is the practice of returning a C++ reference variable evil?
...IS.
}
Because now the client has to eventually do the strange:
int& myInt = getInt(); // note the &, we cannot lose this reference!
delete &myInt; // must delete...totally weird and evil
int oops = getInt();
delete &oops; // undefined behavior, we're wrongly deleting a ...