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How do I use NSTimer?
...ating and Scheduling a Timer", "Stopping a Timer" and "Memory Management". From the article, creating a scheduled, non-repeating timer can be done something like this:
[NSTimer scheduledTimerWithTimeInterval:2.0
target:self
selector:@selector(targetMethod:)
userInfo:nil
repeats:NO];...
Number of days between two NSDates [duplicate]
...of calendar days between two dates:
+ (NSInteger)daysBetweenDate:(NSDate*)fromDateTime andDate:(NSDate*)toDateTime
{
NSDate *fromDate;
NSDate *toDate;
NSCalendar *calendar = [NSCalendar currentCalendar];
[calendar rangeOfUnit:NSCalendarUnitDay startDate:&fromDate
inter...
Cast Double to Integer in Java
...
Ok not to cast. I need to get Integer object from Double, not 13.22222 but 13, for example.
– 4lex1v
Feb 1 '12 at 19:57
183
...
Creating a new empty branch for a new project
...sing a git repository to store our project. We have our branches departing from the original branch. But now we want to create a small new project to track some documentation. For that we would want to create a new empty branch to start storing our files, and I would want other users of the network ...
Why Choose Struct Over Class?
Playing around with Swift, coming from a Java background, why would you want to choose a Struct instead of a Class? Seems like they are the same thing, with a Struct offering less functionality. Why choose it then?
...
MVC4 DataType.Date EditorFor won't display date value in Chrome, fine in Internet Explorer
...rrectly display the date, the value must be formatted as 2012-09-28. Quote from the specification:
value: A valid full-date as defined in [RFC 3339], with the additional
qualification that the year component is four or more digits
representing a number greater than 0.
You could enforce thi...
How to list all the files in a commit?
... If you want it to work on the root commit, use the --root flag. From the man page: "When --root is specified the initial commit will be shown as a big creation event. This is equivalent to a diff against the NULL tree."
– Chris
Sep 23 '13 at 18:26
...
No line-break after a hyphen
...
The reason why the result may differ from a normal hyphen is that many fonts do not contain the non-breaking hyphen. This forces browsers to use a different font, and while the non-breaking hyphen looks the same as normal hyphen in that font, there is no guarant...
How do I change read/write mode for a file using Emacs?
... is set to read only mode, how do I change it to write mode and vice versa from within Emacs?
9 Answers
...
What is the difference between re.search and re.match?
... if the string does not
match the pattern; note that this is
different from a zero-length match.
Note: If you want to locate a match
anywhere in string, use search()
instead.
re.search searches the entire string, as the documentation says:
Scan through string looking for a
locat...