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Is there a CSS selector by class prefix?
...us-" occurring directly after a space character. Class names are separated by whitespace per the HTML spec, hence the significant space character. This checks any other classes after the first if multiple classes are specified, and adds a bonus of checking the first class in case the attribute value...
What is a .pid file and what does it contain?
...
Why not look up the process by name then? Why bother with maintaining .pid files when you can just run "pidof $process_name" and get the ID?
– Shnatsel
Jun 4 '13 at 15:23
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Alter column, add default constraint
...to set it to a string constant, the contents
-- must be surrounded by extra quotes, e.g. '''MyConstant''' not 'MyConstant'
@NEW_DEFAULT VARCHAR(100)
)
AS
BEGIN
-- Trim angle brackets so things work even if they are included.
set @COLUMN_NAME = REPLACE(@COLUMN_NAME...
How to load a UIView using a nib file created with Interface Builder
...ndex:0 to get the first element. This crashes for me exactly as described by Justicle. Any idea why?
– tba
Aug 11 '09 at 21:19
1
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How to add images in select list?
...ayed. If you want to allow selecting multiple values, you could achieve it by using checkboxes instead of radio buttons.
Here is an example. The code may be a bit messier (specially compared to the other solutions):
.select-sim {
width:200px;
height:22px;
line-height:22px;
vertical...
Difference between JOIN and INNER JOIN
...andard said about the implementation and was the INNER/OUTER/LEFT left out by accident or by purpose.
– Tuukka Haapaniemi
Feb 11 at 9:52
add a comment
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Oracle Differences between NVL and Coalesce
... LENGTH(RAWTOHEX(SYS_GUID()))) AS val
FROM dual
CONNECT BY
level <= 10000
)
This runs for almost 0.5 seconds, since it generates SYS_GUID()'s, despite 1 being not a NULL.
SELECT SUM(val)
FROM (
SELECT COALESCE(1, LENGTH(RAWTOHEX(SYS_GUID(...
'Contains()' workaround using Linq to Entities?
... return WhereIn(query, selector, collection); should be replaced by return WhereIn(query, selector, (IEnumerable<TValue>)collection); to avoid unwanted recursion.
– Antoine Aubry
Jan 26 '11 at 15:03
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Elegant setup of Python logging in Django
...se. You can either use a configuration file or do it programmatically step-by-step - it just depends on your requirements. The key thing is that I usually add the handlers I want to the root logger, using levels and sometimes logging.Filters to get the events I want to the appropriate files, console...
Capturing URL parameters in request.GET
...s displayed, e.g. /blog/post/15/?show_comments=1 or /blog/posts/2008/?sort_by=date&direction=desc
to make human friendly URLs, avoid using ID numbers and use e.g. dates, categories and/or slugs: /blog/post/2008/09/30/django-urls/
...