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The 3 different equals
...rmance reasons, they're wrong. So programmers are free to choose === or == based on logical reasons but not on performance reasons: there are different cases to prefer the one or the other and performance must not be taken into account at all.
– lucaferrario
Fe...
Setting background-image using jQuery CSS property
...2
{
background-image: url(/another/image/url/there.jpg);
}
// in JS
// based on value of imageUrl, determine what class to remove and what class to add.
$('myOjbect').removeClass('bg1').addClass('bg2');
share
|...
Make a float only show two decimal places
...
I made a swift extension based on above answers
extension Float {
func round(decimalPlace:Int)->Float{
let format = NSString(format: "%%.%if", decimalPlace)
let string = NSString(format: format, self)
return Float(atof...
How to remove all characters after a specific character in python?
...
and btw, for completeness, the RE-based solution is 2.54 usec, i.e., way slower than either @Ayman's or @Ned's.
– Alex Martelli
May 24 '09 at 22:58
...
grep a tab in UNIX
... about 30% slower than using grep -P. This might be trivial and irrelevant based on the use case, and awk may be better simply for readability and portability.
– theferrit32
Sep 12 '19 at 16:37
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How to convert number to words in java
...mechanism to convert numbers to words (e.g. using a few static arrays) and based on the size of the number translating that into an english text. But we are running into issues for numbers which are huge.
...
Android: Want to set custom fonts for whole application not runtime
...d setLayoutFont() {
Typeface tf = Typeface.createFromAsset(
getBaseContext().getAssets(), "fonts/BPreplay.otf");
TextView tv1 = (TextView)findViewById(R.id.tv1);
tv1.setTypeface(tf);
TextView tv2 = (TextView)findViewById(R.id.tv2);
tv2.setTypeface(tf);
TextView tv3 ...
Serving static files with Sinatra
...oes extra stuff for you github.com/sinatra/sinatra/blob/master/lib/sinatra/base.rb#L351
– iain
Dec 10 '15 at 23:07
1
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
... open uses Launch Services to determine the file type, mostly based on its extension. If the file has an unknown extension, it'll fail to open the file. Generally, your CLI editor should be something that assumes text files...
– Gordon Davisson
A...
How can I get the iOS 7 default blue color programmatically?
...7.0, all subclasses of UIView derive their behavior for tintColor from the base class. See the discussion of tintColor at the UIView level for more information.
Assuming you don't change the tintColor before grabbing the default value, you can use:
self.view.tintColor
...