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Why is null an object and what's the difference between null and undefined?
Why is null considered an object in JavaScript?
21 Answers
21
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
...
But, do you have any idea why is this happening? I suddenly noticed this after upgrading from Ubuntu 16.04 to 18.04.2. This is the only difference I can think of. Also, I noticed that some of the configurations broke and I had to comply to some n...
What are the differences between JSON and JSONP?
...ir of parentheses around it. For example:
//JSON
{"name":"stackoverflow","id":5}
//JSONP
func({"name":"stackoverflow","id":5});
The result is that you can load the JSON as a script file. If you previously set up a function called func, then that function will be called with one argument, which is...
Stretch child div height to fill parent that has dynamic height
As it can be seen in the following fiddle, I have two div s, contained in a parent div that have stretched to contain the big div, my goal is to make those child div s equal in height.
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clear table jquery
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Use .remove()
$("#yourtableid tr").remove();
If you want to keep the data for future use even after removing it then you can use .detach()
$("#yourtableid tr").detach();
If the rows are children of the table then you can use child selector instead...
Is it possible to delete an object's property in PHP?
...ing fine for me in a loop
$remove = array(
"market_value",
"sector_id"
);
foreach($remove as $key){
unset($obj_name->$key);
}
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How to add item to the beginning of List?
... Prepend(). Check this answer
– aloisdg moving to codidact.com
Jan 8 at 10:13
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What's the Best Way to Shuffle an NSMutableArray?
...;Cocoa/Cocoa.h>
#endif
// This category enhances NSMutableArray by providing
// methods to randomly shuffle the elements.
@interface NSMutableArray (Shuffling)
- (void)shuffle;
@end
// NSMutableArray_Shuffling.m
#import "NSMutableArray_Shuffling.h"
@implementation NSMutableArray (Shuffling)...
Save PL/pgSQL output from PostgreSQL to a CSV file
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Do you want the resulting file on the server, or on the client?
Server side
If you want something easy to re-use or automate, you can use Postgresql's built in COPY command. e.g.
Copy (Select * From foo) To '/tmp/test.csv' With CSV DELIMITER ',' HEADER;
This approach runs entirely on the remo...
Load HTML file into WebView
...resources into the assets folder then call:
webView.loadUrl("file:///android_asset/filename.html");
For Complete Communication between Java and Webview See This
Update: The assets folder is usually the following folder:
<project>/src/main/assets
This can be changed in the asset folder con...