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What are these attributes: `aria-labelledby` and `aria-hidden`
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HTML5 ARIA attribute is what you're looking for. It can be used in your code even without bootstrap.
Accessible Rich Internet Applications (ARIA) defines ways to make Web
content and Web applications (especially those developed with Ajax and
JavaScript) more a...
Set padding for UITextField with UITextBorderStyleNone
I wanted to use a custom background for my UITextFields . This works fine except for the fact that I have to use UITextBorderStyleNone to make it look pretty. This forces the text to stick to the left without any padding.
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Copy / Put text on the clipboard with FireFox, Safari and Chrome
...e textArea. In most cases this textArea wont even flash onto the screen.
For security reasons, browsers will only allow you copy if a user takes some kind of action (ie. clicking a button). One way to do this would be to add an onClick event to a html button that calls a method which copies the te...
Convert JSON to Map
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I hope you were joking about writing your own parser. :-)
For such a simple mapping, most tools from http://json.org (section java) would work.
For one of them (Jackson https://github.com/FasterXML/jackson-databind/#5-minute-tutorial-streaming-parser-generator), you'd do:
Map<Str...
How can I add “href” attribute to a link dynamically using JavaScript?
...e correct. But on the web, it isn't sufficient to get something that works for you. It needs to work in all browsers, and that means you need to follow standards. FWIW, this works for me too (in Firefox), but I'm interested to know whether it is actually a standard way to do it. The W3C DOM specific...
Restricting input to textbox: allowing only numbers and decimal point
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form.onsubmit = function(){
return textarea.value.match(/^\d+(\.\d+)?$/);
}
Is this what you're looking for?
I hope it helps.
EDIT: I edited my example above so that there can only be one period, preceded by at least ...
What's the fastest way to do a bulk insert into Postgres?
...est populate a database initially, and they suggest using the COPY command for bulk loading rows. The guide has some other good tips on how to speed up the process, like removing indexes and foreign keys before loading the data (and adding them back afterwards).
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How to show soft-keyboard when edittext is focused
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To force the soft keyboard to appear, you can use
EditText yourEditText= (EditText) findViewById(R.id.yourEditText);
yourEditText.requestFocus();
InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METH...
Android: Rotate image in imageview by an angle
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For completeness here is the line based on the ImageView's values: matrix.postRotate( 180f, imageView.getDrawable().getBounds().width()/2, imageView.getDrawable().getBounds().height()/2);
– Stefan Hoth
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How do I get SUM function in MySQL to return '0' if no values are found?
...ease see this sql fiddle: http://www.sqlfiddle.com/#!2/d1542/3/0
More Information:
Given three tables (one with all numbers, one with all nulls, and one with a mixture):
SQL Fiddle
MySQL 5.5.32 Schema Setup:
CREATE TABLE foo
(
id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
val INT
);
I...