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How to redirect to a 404 in Rails?
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Changed the selected answer to reflect the better practice. Thanks for the comments, guys!
– Yuval Karmi
Aug 14 '11 at 0:08
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Adding data attribute to DOM
...1);
In order to access an element with the attribute set, you can simply select based on that attribute as you note in your post ($('div[data-info="1"]')), but when you use .data() you cannot. In order to select based on the .data() setting, you would need to use jQuery's filter function.
jsFiddl...
What is the direction of stack growth in most modern systems?
... else's code.
The processors and their direction are:
x86: down.
SPARC: selectable. The standard ABI uses down.
PPC: down, I think.
System z: in a linked list, I kid you not (but still down, at least for zLinux).
ARM: selectable, but Thumb2 has compact encodings only for down (LDMIA = increment ...
How to make git-diff and git log ignore new and deleted files?
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Offical document:
--diff-filter=[(A|C|D|M|R|T|U|X|B)…[*]]
Select only files that are Added (A), Copied (C), Deleted (D), Modified (M), Renamed (R), have their type (i.e. regular file, symlink, submodule, …) changed (T), are Unmerged (U), are Unknown (X), or have had their pairi...
jQuery selector for the label of a checkbox
If I have a check box with a label describing it, how can I select the label using jQuery? Would it be easier to give the label tag an ID and select that using $(#labelId) ?
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INNER JOIN vs LEFT JOIN performance in SQL Server
...(ID, Name) VALUES (4, 'Four')
INSERT #Test2 (ID, Name) VALUES (5, 'Five')
SELECT *
FROM #Test1 t1
INNER JOIN #Test2 t2
ON t2.Name = t1.Name
SELECT *
FROM #Test1 t1
LEFT JOIN #Test2 t2
ON t2.Name = t1.Name
DROP TABLE #Test1
DROP TABLE #Test2
If you run this and view the execution plan, you'll se...
Get ffmpeg information in friendly way
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Another usage of ffprobe which is nicely parseable:
ffprobe -v error -select_streams v:0 -show_entries stream=width,height,r_frame_rate,bit_rate,codec_name,duration -of csv=p=0:s=x video.mp4
results in:
h264x600x480x25/1x385.680000x542326
-select_streams v:0 selects only the video stream. I...
Remove duplicated rows using dplyr
...ce(from = 1, to = 1)
Or maybe a variation of unique() that would let you select which
variables to use:
df %>% unique(x, y)
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Filter git diff by type of change
... the two branches.
From man git-diff
--diff-filter=[ACDMRTUXB*]
Select only files that are
A Added
C Copied
D Deleted
M Modified
R Renamed
T have their type (mode) changed
U Unmerged
X Unknown
B have had their pairing Broken
* All-or-none
Any combination ...
jQuery UI accordion that keeps multiple sections open?
...o8rx3q/1 I also added some CSS to stop an opened accordion section looking selected when it's expanded
– Matthew Lock
Sep 2 '14 at 0:07
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sh...