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add column to mysql table if it does not exist
My research and experiments haven't yielded an answer yet, so I am hoping for some help.
16 Answers
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How to remove the lines which appear on file B from another file A?
I have a large file A (consisting of emails), one line for each mail. I also have another file B that contains another set of mails.
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How efficient can Meteor be while sharing a huge collection among many clients?
Imagine the following case:
4 Answers
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How to inspect the return value of a function in GDB?
Is it possible to inspect the return value of a function in gdb assuming the return value is not assigned to a variable?
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jQuery Plugin: Adding Callback functionality
I'm trying to give my plugin callback functionality, and I'd like for it to operate in a somewhat traditional way:
6 Answer...
How to force LINQ Sum() to return 0 while source collection is empty
Basically when I do the following query, if no leads were matched the following query throws an exception. In that case I'd prefer to have the sum equalize 0 rather than an exception being thrown.
Would this be possible in the query itself - I mean rather than storing the query and checking query.A...
How does _gaq.push(['_trackPageLoadTime']) work?
How does the Google Analytics Site Speed feature, _gaq.push(['_trackPageLoadTime']) , work? Is there any documentation about how it works?
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What encoding/code page is cmd.exe using?
When I open cmd.exe in Windows, what encoding is it using?
6 Answers
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Using CSS how to change only the 2nd column of a table
Using css only, how can I override the css of only the 2nd column of a table.
5 Answers
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Check a collection size with JSTL
How can I check the size of a collection with JSTL?
4 Answers
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