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How to create border in UIButton?
...rtzCore/QuartzCore.h>
Set properties:
myButton.layer.borderWidth = 2.0f;
myButton.layer.borderColor = [UIColor greenColor].CGColor;
See:
https://developer.apple.com/documentation/quartzcore/calayer#//apple_ref/occ/cl/CALayer
The CALayer in the link above allows you to set other properties ...
Accessing bash command line args $@ vs $*
...
edited Feb 22 '14 at 11:20
answered Sep 7 '12 at 10:46
gle...
Python extract pattern matches
...> result = p.search(s)
>>> result
<_sre.SRE_Match object at 0x10555e738>
>>> result.group(1) # group(1) will return the 1st capture (stuff within the brackets).
# group(0) will returned the entire matched text.
'my_user_name'
...
How to get the first five character of a String
... you can use String.Substring.
string str = yourStringVariable.Substring(0,5);
Remember that String.Substring could throw an exception in case of string's length less than the characters required.
If you want to get the result back in string then you can use:
Using String Constructor and LI...
Named regular expression group “(?Pregexp)”: what does “P” stand for?
...ons
From: Guido van Rossum (gui...@CNRI.Reston.Va.US)
Date: Dec 10, 1997 3:36:19 pm
I have an unusual request for the Perl developers (those that develop
the Perl language). I hope this (perl5-porters) is the right list. I
am cc'ing the Python string-sig because it is the origin...
How to check if a variable exists in a FreeMarker template?
...
309
To check if the value exists:
[#if userName??]
Hi ${userName}, How are you?
[/#if]
Or wit...
How can I move a single directory from a git repository to a new repository whilst maintaining the h
...
answered May 1 '09 at 13:39
Brian CampbellBrian Campbell
275k5454 gold badges343343 silver badges324324 bronze badges
...
When to use the brace-enclosed initializer?
...
@user1304032: A locale is not a string, therefore you wouldn't use copy initialization. A locale also does not contain a string (it might store that string as implementation detail, but that's not its purpose), therefore you wouldn'...
Callback after all asynchronous forEach callbacks are completed
...r
function callback () { console.log('all done'); }
var itemsProcessed = 0;
[1, 2, 3].forEach((item, index, array) => {
asyncFunction(item, () => {
itemsProcessed++;
if(itemsProcessed === array.length) {
callback();
}
});
});
(thanks to @vanuan and others) This appro...
Should I use the Reply-To header when sending emails as a service to others?
...
answered Jan 18 '11 at 20:01
dkarpdkarp
13.4k55 gold badges5353 silver badges6262 bronze badges
...