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jQuery remove options from select
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if your dropdown is in a table and you do not have id for it then you can use the following jquery:
var select_object = purchasing_table.rows[row_index].cells[cell_index].childNodes[1];
$(select_object).find('option[value='+site_name+']').remove();
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Convert Unix timestamp into human readable date using MySQL
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Use FROM_UNIXTIME():
SELECT
FROM_UNIXTIME(timestamp)
FROM
your_table;
See also: MySQL documentation on FROM_UNIXTIME().
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How do I check if a SQL Server text column is empty?
I am using SQL Server 2005. I have a table with a text column and I have many rows in the table where the value of this column is not null, but it is empty. Trying to compare against '' yields this response:
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Are database triggers evil? [closed]
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They are completely Global - they apply no matter what the context of the table activity;
They are stealthy; it's easy to forget they are there until they hurt you with unintended (and very mysterious) consequences.
This just means they need to be carefully used for the proper circumstances; whi...
Shortcuts in Objective-C to concatenate NSStrings
...ly as pleasant as just having a concatenation operator.
First, use an NSMutableString, which has an appendString method, removing some of the need for extra temp strings.
Second, use an NSArray to concatenate via the componentsJoinedByString method.
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What does the [Flags] Enum Attribute mean in C#?
...ean, I prefer to have the full int in source code. If I have a column on a table in the database called MyEnum that stores a value of one of the enums, and a record has 131,072, I would need to get out my calculator to figure out that that corresponds to the enum with the value 1<<17. As oppos...
In C++, is it still bad practice to return a vector from a function?
... as vectors/arrays—in many programming languages. Is this style now acceptable in C++0x if the class has a move constructor, or do C++ programmers consider it weird/ugly/abomination?
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Order Bars in ggplot2 bar graph
...y axis and the shortest bar would be furthest. So this is kind of like the Table I have
14 Answers
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How to check if a String contains another String in a case insensitive manner in Java?
...2446 ms
Regexp: 7180 ms
Regexp with cached Pattern: 1845 ms
Results in a table:
RELATIVE SPEED 1/RELATIVE SPEED
METHOD EXEC TIME TO SLOWEST TO FASTEST (#1)
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
...nd it tells if the parent is removed, all its related records in the child table should be removed.
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