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Python concatenate text files
...people who learn about fileinput are told that it's a way to turn a simple sys.argv (or what's left as args after optparse/etc.) into a big virtual file for trivial scripts, and don't think to use it for anything else (i.e., when the list isn't command-line args). Or they do learn, but then forget...
How to convert BigDecimal to Double in Java?
How we convert BigDecimal into Double in java? I have a requirement where we have to use Double as argument but we are getting BigDecimal so i have to convert BigDecimal into Double .
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NULL values inside NOT IN clause
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Has anybody ever pointed out that converting NOT IN to a series of <> and changes the semantic behavior of not in this set to something else?
– Ian Boyd
Oct 13 '10 at 14:47
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How should strace be used?
...d out how a program is interacting with the OS. It does this by monitoring system calls and signals.
Uses
Good for when you don't have source code or don't want to be bothered to really go through it.
Also, useful for your own code if you don't feel like opening up GDB, but are just interested in u...
.NET String.Format() to add commas in thousands place for a number
... in a string instead of a number. If you have a string, you need to first convert to float or double. Try string.Format("{0:n0}", Double.Parse(yourValue));
– ToolmakerSteve
Oct 26 '17 at 2:51
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How do I run all Python unit tests in a directory?
... You can change the last line to ´res = runner.run(suite); sys.exit(0 if res.wasSuccessful() else 1)´ if you want a correct exit code
– Sadap
Apr 18 at 8:07
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How to convert a string to number in TypeScript?
Given a string representation of a number, how can I convert it to number type in TypeScript?
17 Answers
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Detect URLs in text with JavaScript
...all yet comprehensive JavaScript plugin for finding URLs in plain-text and converting them to HTML links. It works with all valid URLs and email addresses.
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Convert varchar to uniqueidentifier in SQL Server
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DECLARE @u uniqueidentifier SELECT @u = CONVERT(uniqueidentifier, 'c029f8be-29dc-41c1-8b38-737b4cc5a4df') *** This would be enough. Just tried it.
– Fabio Milheiro
Apr 14 '11 at 0:29
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Why does 2 == [2] in JavaScript?
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It is because of the implicit type conversion of == operator.
[2] is converted to Number is 2 when compared with a Number. Try the unary + operator on [2].
> +[2]
2
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