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How do you use NSAttributedString?
Multiple colours in an NSString or NSMutableStrings are not possible. So I've heard a little about the NSAttributedString which was introduced with the iPad SDK 3.2 (or around 3.2) and is available on the iPhone as of iPhone SDK 4.0 beta .
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“Insufficient Storage Available” even there is lot of free space in device memory
The total space of my app is 10 MB, and after installation it will take less than 20 MB. In Galaxy Note I , while updating my app, it's saying "Insufficient Storage Available", where there is 214 MB of free space in device memory (internal). It happens even trying to download a new app.
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How to remove all debug logging calls before building the release version of an Android app?
According to Google, I must " deactivate any calls to Log methods in the source code " before publishing my Android app to Google Play. Extract from section 3 of the publication checklist :
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When to favor ng-if vs. ng-show/ng-hide?
I understand that ng-show and ng-hide affect the class set on an element and that ng-if controls whether an element is rendered as part of the DOM.
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What is the difference between “git init” and “git init --bare”?
... the directory contains a .git folder where the history and all the git plumbing goes. You work at the level where the .git folder is.
Bare Git Repo
The other variant creates a repository without a working directory (git clone --bare). You don't get a directory where you can work. Everything in th...
What is the rationale for all comparisons returning false for IEEE754 NaN values?
Why do comparisons of NaN values behave differently from all other values?
That is, all comparisons with the operators ==, =, where one or both values is NaN returns false, contrary to the behaviour of all other values.
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Why do C++ libraries and frameworks never use smart pointers?
I read in a few articles that raw pointers should almost never be used. Instead they should always be wrapped inside smart pointers, whether it's scoped or shared pointers.
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What is the difference between RegExp’s exec() function and String’s match() function?
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exec with a global regular expression is meant to be used in a loop, as it will still retrieve all matched subexpressions. So:
var re = /[^\/]+/g;
var match;
while (match = re.exec('/a/b/c/d')) {
// match is now the next match, in array form.
}
// No more mat...
What is a difference between
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The first says that it's "some type which is an ancestor of E"; the second says that it's "some type which is a subclass of E". (In both cases E itself is okay.)
So the constructor uses the ? extends E form so it guarantees that when it fetches values ...
How do I convert between big-endian and little-endian values in C++?
...wing: You include intrin.h and call the following functions:
For 16 bit numbers:
unsigned short _byteswap_ushort(unsigned short value);
For 32 bit numbers:
unsigned long _byteswap_ulong(unsigned long value);
For 64 bit numbers:
unsigned __int64 _byteswap_uint64(unsigned __int64 value);
8 b...