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How to Get Element By Class in JavaScript?
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11 Answers
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How can I tell if my server is serving GZipped content?
...example.com/ --silent --write-out "%{size_download}\n" --output /dev/null
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$ curl http://example.com/ --silent -H "Accept-Encoding: gzip,deflate" --write-out "%{size_download}\n" --output /dev/null
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In the second case the client tells the server that it supports content encoding and you c...
SQL - Select first 10 rows only?
How do I select only the first 10 results of a query?
12 Answers
12
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How to select first and last TD in a row?
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answered Aug 29 '11 at 10:18
James AllardiceJames Allardice
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Check image width and height before upload with Javascript
...;
img.src = objectUrl;
}
});
Demo: http://jsfiddle.net/4N6D9/1/
I take it you realize this is only supported in a few browsers. Mostly firefox and chrome, could be opera as well by now.
P.S. The URL.createObjectURL() method has been removed from the MediaStream interface. This method...
Does MySQL ignore null values on unique constraints?
...ws multiple NULLs in a column with a unique constraint.
CREATE TABLE table1 (x INT NULL UNIQUE);
INSERT table1 VALUES (1);
INSERT table1 VALUES (1); -- Duplicate entry '1' for key 'x'
INSERT table1 VALUES (NULL);
INSERT table1 VALUES (NULL);
SELECT * FROM table1;
Result:
x
NULL
NULL
1
This i...
Authenticating in PHP using LDAP through Active Directory
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169
Importing a whole library seems inefficient when all you need is essentially two lines of code...
Table Header Views in StoryBoards
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answered Nov 8 '11 at 16:02
Mr RogersMr Rogers
5,63122 gold badges2525 silver badges3030 bronze badges
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Escaping quotes and double quotes
...with @' ... '@ :
Start-Process \\server\toto.exe @'
-batch=B -param="sort1;parmtxt='Security ID=1234'"
'@
(Mind that I assumed which quotes are needed, and which things you were attempting to escape.) If you want to work with the output, you may want to add the -NoNewWindow switch.
BTW: this wa...
What is the difference between `after_create` and `after_save` and when to use which?
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214
after_create only works once - just after the record is first created.
after_save works every ...