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How to add default value for html ? [closed]
...ute, and only works for <input> tags, ie, <input type='text'>, etc. I don't know why the creators of HTML5 decided not to incorporate that, but that's the way it is for now.
The best method for inserting text into <textarea> elements has been outlined correctly here as: <textare...
reStructuredText tool support
... various output formats, automatically producing cross-references, indices etc.
rest2web
rest2web is a simple tool that lets you build your website from a single template (or as many as you want), and keep the contents in reStructuredText.
Pygments
Pygments is a generic syntax highlighter for ge...
How to use FormData for AJAX file upload?
...alse, // NEEDED, DON'T OMIT THIS
// ... Other options like success and etc
});
After this it will send ajax request like you submit regular form with enctype="multipart/form-data"
Update: This request cannot work without type:"POST" in options since all files must be sent via POST request.
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How to take screenshot of a div with JavaScript?
...his:
var c = document.getElementById('the_canvas_element_id');
var t = c.getContext('2d');
/* then use the canvas 2D drawing functions to add text, etc. for the result */
When the user clicks "Capture", do this:
window.open('', document.getElementById('the_canvas_element_id').toDataURL());
Thi...
What is a “web service” in plain English?
I've been reading about "web services" here on SO, on Wikipedia, Google, etc., and I don't quite understand what they are. What is the plain English definition/description?
...
MySQL: Enable LOAD DATA LOCAL INFILE
...
thx. btw, the my.cnf path is /etc/mysql/my.cnf in my machine (AWS EC2).
– SparkAndShine
Jun 16 '15 at 15:34
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Measuring the distance between two coordinates in PHP
... Just put a comment on previous line and say // M_PI / 180 ... etc. I don't know why it would make it difficult to maintain. It is not something you will ever change.
– Evren Yurtesen
Dec 5 '17 at 16:56
...
json_decode to array
...json_decode($jsondata, true);
foreach ($arr as $k=>$v){
echo $v; // etc.
}
If $jsondata is ever returned as an empty string (as in my experience it often is), json_decode will return NULL, resulting in the error Warning: Invalid argument supplied for foreach() on line 3. You could add a lin...
Java associative-array
How can I create and fetch associative arrays in Java like I can in PHP?
15 Answers
15...
Detail change after Git pull
...therwise the change is shown "backwards", i.e. insertions become deletions etc.
– ultracrepidarian
Mar 11 '14 at 16:46
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