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Make .gitignore ignore everything except a few files
...han the root dir won't be found anyway. I'm using this now (with *.pl) and all *.pl files are being ignored even though there are many in the subdirectories below the .gitignore file
– PandaWood
Nov 6 '11 at 1:44
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Is there a way to check which CSS styles are being used or not used on a web page?
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Install the CSS Usage add-on for Firebug and run it on that page. It will tell you which styles are being used and not used by that page.
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How to cancel a local git commit
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By the way, this is called --mixed in the manual.
– Josh Lee
Jan 31 '11 at 17:58
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What is the meaning of the 'g' flag in regular expressions?
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g is for global search. Meaning it'll match all occurrences. You'll usually also see i which means ignore case.
Reference: global - JavaScript | MDN
The "g" flag indicates that the regular expression should be tested against all possible matches in a string.
Wit...
INSERT IF NOT EXISTS ELSE UPDATE?
...ement case the statement would set it to NULL and then a fresh ID would be allocated.
This approach can also be used if you want to leave particular field values alone if the row in the replacement case but set the field to NULL in the insert case.
For example, assuming you want to leave Seen alon...
Changing the browser zoom level
...on-firefox browsers. Though this gives you a zoom effect, it does not actually modify the zoom value at browser level.
var currFFZoom = 1;
var currIEZoom = 100;
$('#plusBtn').on('click',function(){
if ($.browser.mozilla){
var step = 0.02;
currFFZoom += ...
Git checkout: updating paths is incompatible with switching branches
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That should be "git fetch REPOSITORY_NAME" to get all of the branches on that repository.
– Mike Thomsen
Mar 24 '10 at 22:36
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What is normalized UTF-8 all about?
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Compatibility Normalization
Unicode also includes many characters that really do not belong, but were used in legacy character sets. Unicode added these to allow text in those character sets to be processed as Unicode, and then be converted back without loss.
Compatibility normalization converts t...
Why do browsers match CSS selectors from right to left?
...tching it has one element (the one it's trying to determine style for) and all your rules and their selectors and it needs to find which rules match the element. This is different from the usual jQuery thing, say, where you only have one selector and you need to find all the elements that match tha...
How to select multiple rows filled with constants?
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SELECT 1, 2, 3
UNION ALL SELECT 4, 5, 6
UNION ALL SELECT 7, 8, 9
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