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Using -performSelector: vs. just calling the method
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- (void)performSelector:(SEL)aSelector target:(id)target argument:(id)arg order:(NSUInteger)order modes:(NSArray *)modes;
- (void)performSelectorOnMainThread:(SEL)aSelector withObject:(id)arg waitUntilDone:(BOOL)wait modes:(NSArray *)array;
- (void)performSelectorOnMainThread:(SEL)aSelector withObj...
How to select records from last 24 hours using SQL?
...NIX timestamp (e.g 1462567865) to mysql timestamp or data
SELECT * FROM `orders` WHERE FROM_UNIXTIME(order_ts) > DATE_SUB(CURDATE(), INTERVAL 1 DAY)
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Change default global installation directory for node.js modules in Windows?
...|npm-cache) (do this as an administrator):
create an [NODE_INSTALL_PATH]\etc\ directory
this is needed before you try npm config --global ... actions
create the global (admin) location(s) for npm modules
C:\ProgramData\npm-cache - npm modules will go here
C:\ProgramData\npm - binary scripts f...
How to get key names from JSON using jq
... Thank you very much! but now one more problem. : ( I am getting different orders when i get keys alone and when i get values alone : (
– Ezhilan Mahalingam
Apr 16 '14 at 20:13
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How do I make $.serialize() take into account those disabled :input elements?
...data = [];
// here, we will find all inputs (including textareas, selects etc)
// to find just disabled, add ":disabled" to find()
$("#myform").find(':input').each(function(){
var name = $(this).attr('name');
var val = $(this).val();
//is name defined?
if(typeof name !== typeof unde...
How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
...rily. In fact, it’s not even necessary for UTF-8 as it only has one byte order (but it could be used to identify UTF-8).
– Gumbo
Nov 25 '10 at 17:01
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Flatten an irregular list of lists
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it's a pre-order traversal of the tree formed by the nested lists. only the leaves are returned. Note that this implementation will consume the original data structure, for better or worse. Could be fun to write one that both preserv...
Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
... by the rest of the selector.
This also implies that there is no notion of order among simple selectors within each individual compound selector1, which means for example the following two selectors are equivalent:
table.myClass tr.row:nth-child(odd)
table.myClass tr:nth-child(odd).row
Translated t...
Rails 4: assets not loading in production
...ails application server (puma, unicorn) serve Rails code and template. In order to do so, you should turn off config.serve_static_files, and configure alias in Apache and nginx to deal with assets.
– Châu Hồng Lĩnh
Jun 5 '16 at 2:16
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Find text string using jQuery?
...manipulating just the matching text and not just the whole parapgraph, div etc etc?
– Keith Donegan
May 29 '09 at 16:05
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