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How to specify a editor to open crontab file? “export EDITOR=vi” does not work
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ddavison
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answered May 10 '11 at 15:32
bmkbmk
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Why catch and rethrow an exception in C#?
I'm looking at the article C# - Data Transfer Object on serializable DTOs.
17 Answers
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Which characters need to be escaped when using Bash?
...ehensive list of characters that need to be escaped in Bash? Can it be checked just with sed ?
7 Answers
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Why does integer overflow on x86 with GCC cause an infinite loop?
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bdonlanbdonlan
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How to initialize an array in one step using Ruby?
... use Percent String syntax:
array = %w[ 1 2 3 ]
You can also pass a block to Array.new to determine what the value for each entry will be:
array = Array.new(3) { |i| (i+1).to_s }
Finally, although it doesn't produce the same array of three strings as the other answers above, note also that you...
What's the difference between JavaScript and JScript?
I have always wondered WHaT tHE HecK?!? is the difference between JScript and JavaScript.
12 Answers
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How do I format date and time on ssrs report?
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Ian PrestonIan Preston
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Default behavior of “git push” without a branch specified
...fig(1) documentation:
push.default
Defines the action git push should take if no refspec is given on the command line, no refspec is configured in the remote, and no refspec is implied by any of the options given on the command line. Possible values are:
nothing: do not push anything
matching: ...
When to use a View instead of a Table?
...can hide database-specific stuff from you. E.g. if you need to do some checks using Oracles SYS_CONTEXT function or many other things
You can easily manage your GRANTS directly on views, rather than the actual tables. It's easier to manage if you know a certain user may only access a view.
Views can...
What is the Ruby (spaceship) operator?
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Perl was likely the first language to use it. Groovy is another language that supports it. Basically instead of returning 1 (true) or 0 (false) depending on whether the arguments are equal or unequal, the spaceship operator will return ...