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How to return a string value from a Bash function
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There is no better way I know of. Bash knows only status codes (integers) and strings written to the stdout.
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What is Ad Hoc Query?
...ut SQL. In that book there's the term Ad Hoc Query , which I don't understand.
10 Answers
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What are DDL and DML?
I have heard the terms DDL and DML in reference to databases, but I don't understand what they are.
12 Answers
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What is the difference between JOIN and JOIN FETCH when using JPA and Hibernate
Please help me understand where to use a regular JOIN and where a JOIN FETCH.
5 Answers
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Convert a number range to another range, maintaining ratio
...ed Jul 10 '12 at 2:11
Teddy GarlandTeddy Garland
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How to define optional methods in Swift protocol?
... (well, no explicitly at least). This means you can conform structs, enums and non-NSObject classes to it. Also, this means you can take advantage of powerful generics system.
You can always be sure that all requirements are met when encountering types that conform to such protocol. It's always eith...
How to show line number when executing bash script
I have a test script which has a lot of commands and will generate lots of output, I use set -x or set -v and set -e , so the script would stop when error occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem.
Is there a m...
When using a Settings.settings file in .NET, where is the config actually stored?
...ion" scope.
User scope
User scope settings are stored in
C:\Documents and Settings\ username \Local Settings\Application Data\ ApplicationName
You can read/write them at runtime.
For Vista and Windows 7, folder is
C:\Users\ username \AppData\Local\ ApplicationName
or
C:\Users\ username \...
How is Perl's @INC constructed? (aka What are all the ways of affecting where Perl modules are searc
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We will look at how the contents of this array are constructed and can be manipulated to affect where the Perl interpreter will find the module files.
Default @INC
Perl interpreter is compiled with a specific @INC default value. To find out this value, run env -i perl -V command (env ...
assign multiple variables to the same value in Javascript
... You may want to comment how the behavior will differ primitive types and reference types when assigning values the way you suggest.
– Steven Wexler
Jun 7 '13 at 4:31
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