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How to disable a link using only CSS?
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1370
The answer is already in the comments of the question. For more visibility, I am copying this so...
How to empty a Heroku database
...ed) into one action by executing this:
$ heroku run rake db:setup
Edit 2014-04-18: rake db:setup doesn't work with Rails 4, it fails with a Couldn't create database error.
Edit 2014-10-09: You can use rake db:setup with Rails 4. It does give you a Couldn't create database error (because the data...
No Persistence provider for EntityManager named
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30 Answers
30
Active
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How can I remove the outline around hyperlinks images?
...nk
a img {outline : none;}
Remove border from image link
img {border : 0;}
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Shell script to send email [duplicate]
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30
$ echo "hello world" | mail -s "a subject" -a "attachment file" someone@somewhere.com for sending files
– Saurabh Sax...
onchange event on input type=range is not triggering in firefox while dragging
... from the mouse and the keyboard.
However, oninput is not supported in IE10, so your best bet is to combine the two event handlers, like this:
<span id="valBox"></span>
<input type="range" min="5" max="10" step="1"
oninput="showVal(this.value)" onchange="showVal(this.value)">...
Can I set enum start value in Java?
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309
Java enums are not like C or C++ enums, which are really just labels for integers.
Java enums ...
Sort array by firstname (alphabetically) in Javascript
...positive if first argument is greater (should be placed after second one)
0 if those two elements are equal.
In our case if two elements are a and b we want to compare a.firstname and b.firstname
Example:
users.sort(function(a, b){
if(a.firstname < b.firstname) { return -1; }
if(a.fi...
What is a Python egg?
...edited Oct 16 '19 at 19:27
jefe2000
38666 silver badges1313 bronze badges
answered Jan 12 '10 at 18:06
user177...
Get child node index
...you get back null and count how many siblings you've encountered:
var i = 0;
while( (child = child.previousSibling) != null )
i++;
//at the end i will contain the index.
Please note that in languages like Java, there is a getPreviousSibling() function, however in JS this has become a property ...