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How to join NSArray elements into an NSString?
...
There's also this variant, if your original array contains Key-Value objects from which you only want to pick one property (that can be serialized as a string ):
@implementation NSArray (itertools)
-(NSMutableString *)stringByJoiningOnProperty:(NSSt...
CSS last-child(-1)
...know what else you could use. I'm not sure what you mean by "dynamic", but if you mean whether the style applies to the new second last child when more children are added to the list, yes it will. Interactive fiddle.
ul li:nth-last-child(2)
...
How to create EditText with cross(x) button at end of it?
...
If you happen to choose this solution and notice that the image is stretched a lot too much, you should probably use an ImageButton instead of a regular Button.
– personne3000
Apr 23 '13...
When editing Microsoft Office VBA, how can I disable the popup “Compile error” messages?
... For example, to go copy something you want to paste into that line. But, if that partial line isn't syntactically valid, the VBA editor interrupts your work by popping up a "Compile error" message that has to be dismissed.
...
How to add url parameters to Django template url tag?
... this in your template:
{% url 'panel_person_form' person_id=item.id %}
If you have more than one param, you can change your regex and modify the template using the following:
{% url 'panel_person_form' person_id=item.id group_id=3 %}
...
Macro vs Function in C
...le with control-flow constructs:
#define swap(x, y) t = x; x = y; y = t;
if (x < y) swap(x, y); -->
if (x < y) t = x; x = y; y = t; --> if (x < y) { t = x; } x = y; y = t;
The usual strategy for fixing this is to put the statements inside a "do { ... } while (0)" loop.
If you hav...
How can I create an Asynchronous function in Javascript?
...th a friend yesterday so this answer is perfect! I understand and can identify the async functions and use them in JS properly. But simply why can't we implement custom ones is not clear to me. It's like a black box that we know how make it work (using, say, setInterval) but that we can't even open ...
How is a non-breaking space represented in a JavaScript string?
...ng the entity, compare using the actual raw character:
var x = td.text();
if (x == '\xa0') { // Non-breakable space is char 0xa0 (160 dec)
x = '';
}
Or you can also create the character from the character code manually it in its Javascript escaped form:
var x = td.text();
if (x == String.fromC...
get and set in TypeScript
...true
});
return foo;
})();
So to use it,
var myFoo = new foo();
if(myFoo.bar) { // calls the getter
myFoo.bar = false; // calls the setter and passes false
}
However, in order to use it at all, you must make sure the TypeScript compiler targets ECMAScript5. If you are runn...
How to increase the gap between text and underlining in CSS
...ith something like border-bottom: 1px solid #000 and padding-bottom: 3px.
If you want the same color of the "underline" (which in my example is a border), you just leave out the color declaration, i.e. border-bottom-width: 1px and border-bottom-style: solid.
For multiline, you can wrap you multili...