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How do I uniquely identify computers visiting my web site?
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21 Answers
21
Active
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How do I check whether a jQuery element is in the DOM?
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239
Like this:
if (!jQuery.contains(document, $foo[0])) {
//Element is detached
}
This will...
How to integrate CSS pre-processing within Eclipse? [closed]
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298
I just figured out how to do this in Eclipse. I admit that this solution does not have 100% SA...
Import CSV to SQLite
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What also is being said in the comments, SQLite sees your input as 1, 25, 62, 7. I also had a problem with , and in my case it was solved by changing "separator ," into ".mode csv". So you could try:
sqlite> create table foo(a, b);
sqlite> .mode csv
sqlite> .import test.csv foo
The ...
Why can't Python's raw string literals end with a single backslash?
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12 Answers
12
Active
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An “and” operator for an “if” statement in Bash
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265
What you have should work, unless ${STATUS} is empty. It would probably be better to do:
if ...
How to convert a ruby hash object to JSON?
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572
One of the numerous niceties of Ruby is the possibility to extend existing classes with your own...
Convert PDF to image with high resolution
...pdf \
-quality 100 \
-flatten \
-sharpen 0x1.0 \
24-18.jpg
It results in the left image. Compare this to the result of my original command (the image on the right):
(To really see and appreciate the differences between the two, right-click on each and select "Open ...
ERROR: permission denied for sequence cities_id_seq using Postgres
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Since PostgreSQL 8.2 you have to use:
GRANT USAGE, SELECT ON SEQUENCE cities_id_seq TO www;
GRANT USAGE - For sequences, this privilege allows the use of the currval and nextval functions.
Also as pointed out by @epic_fil in the comments yo...