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How to add line breaks to an HTML textarea?
...lem is that when I make line breaks in it, they won’t display. How can I do this?
9 Answers
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CSS Child vs Descendant selectors
...scendant selector, which can have a visible affect on pages with 1000's of DOM elements.
– Jake Wilson
Mar 22 '12 at 17:37
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- how to allow only one item selected?
...
Just don't make it a select multiple, but set a size to it, such as:
<select name="user" id="userID" size="3">
<option>John</option>
<option>Paul</option>
<option>Ringo</option...
How best to determine if an argument is not sent to the JavaScript function
...).
Using the || operator has become standard practice - all the cool kids do it - but be careful: The default value will be triggered if the argument evaluates to false, which means it might actually be undefined, null, false, 0, '' (or anything else for which Boolean(...) returns false).
So the q...
navigator.geolocation.getCurrentPosition sometimes works sometimes doesn't
...and what the timeout option in getCurrentPosition() is actually timing. It does not time the user to allow or deny the geolocation request, but how long the network is allowed to take to return a location once permission is granted. If the user does not answer the geolocation request, the error hand...
Current time in microseconds in java
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No, Java doesn't have that ability.
It does have System.nanoTime(), but that just gives an offset from some previously known time. So whilst you can't take the absolute number from this, you can use it to measure nanosecond (or highe...
Print Current Mercurial Revision Hash?
...ebug id -i if you want template support use hg parent --template '{node}' Do not use hg log -l 1, its the latest repository changeset, not the current working copy changeset.
– Joseph Lisee
Jun 11 '12 at 17:33
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How to reload page every 5 seconds?
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<meta http-equiv="refresh" content="5; URL=http://www.yourdomain.com/yoursite.html">
If it has to be in the script use setTimeout like:
setTimeout(function(){
window.location.reload(1);
}, 5000);
s...
How to parse float with two decimal places in javascript?
...So 10 would be 10.00.
Or if it equals 10.6 would be 10.60. Not sure how to do this.
16 Answers
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bash: Bad Substitution
...ang line will be ignored and the script will be interpreted by dash, which does not support that string substitution syntax.
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