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jQuery deferreds and promises - .then() vs .done()
I've been reading about jQuery deferreds and promises and I can't see the difference between using .then() & .done() for successful callbacks. I know Eric Hynds mentions that .done() and .success() map to the same functionality but I'm guessing so does .then() as all the callbacks are al...
How to set the width of a cell in a UITableView in grouped style
...assing UITableViewCells is a much common, light, and Apple way.
Secondly, if your UITableView have backgroundView, you don't want its backgroundView be narrowed down together. Keeping backgroundView width while narrow down UITableView width is not trivial work, not to mention that expanding subview...
Equivalent of String.format in jQuery
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Warning: This will format recursively: so if you have {0}{1}, {0} will be replaced first, and then all occurrences of {1} in both the already-substituted text and the original format will be replaced.
– Zenexer
Jul 1 '13 at 18:1...
Android RelativeLayout programmatically Set “centerInParent”
...oid:configChanges="orientation|screenSize" inside your activity in your manifest
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Git On Custom SSH Port
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:-) If you ask me, the git URL syntax is unclean, and the above is more normalized
– Christo
Apr 24 '11 at 11:58
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mysqldump data only
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mysqldump --no-create-info ...
Also you may use:
--skip-triggers: if you are using triggers
--no-create-db: if you are using --databases ... option
--compact: if you want to get rid of extra comments
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How can we prepend strings with StringBuilder?
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If you require high performance with lots of prepends, you'll need to write your own version of StringBuilder (or use someone else's). With the standard StringBuilder (although technically it could be implemented differently)...
How can I convert an image into a Base64 string?
...); // bm is the bitmap object
byte[] b = baos.toByteArray();
* Update *
If you're using an older SDK library (because you want it to work on phones with older versions of the OS) you won't have the Base64 class packaged in (since it just came out in API level 8 AKA version 2.2).
Check this artic...
Clean ways to write multiple 'for' loops
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The first thing is that you don't use such a data structure. If
you need a three dimensional matrix, you define one:
class Matrix3D
{
int x;
int y;
int z;
std::vector<int> myData;
public:
// ...
int& operator()( int i, int j, int k )
{
re...
Ruby: How to get the first character of a string
...1]
end
end
will allow you to use the initial method on any string. So if you have the following variables:
last_name = "Smith"
first_name = "John"
Then you can get the initials very cleanly and readably:
puts first_name.initial # prints J
puts last_name.initial # prints S
The other m...