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R script line numbers at error?
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answered Sep 18 '09 at 18:04
ShaneShane
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Is the size of C “int” 2 bytes or 4 bytes?
...dent. Back in the day, when processors were 16 bit, an int was 2 bytes. Nowadays, it's most often 4 bytes on a 32-bit as well as 64-bit systems.
Still, using sizeof(int) is the best way to get the size of an integer for the specific system the program is executed on.
EDIT: Fixed wrong statement t...
Bootstrap 3 offset on right not left
...don't need to worry about filling blank columns, just make sure they don't add up to more than 12.
<link rel="stylesheet" href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<div class="container">
<div class="row">
<div class="col-xs-3 col-xs...
Why do some functions have underscores “__” before and after the function name?
...e:
Descriptive: Naming Styles
The following special forms using leading or trailing underscores are
recognized (these can generally be combined with any case convention):
_single_leading_underscore: weak "internal use" indicator. E.g. from M import * does not import objects whose ...
Correct format specifier to print pointer or address?
Which format specifier should I be using to print the address of a variable? I am confused between the below lot.
5 Answers...
How do I print the elements of a C++ vector in GDB?
... Michał OniszczukMichał Oniszczuk
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Different floating point result with optimization enabled - compiler bug?
... Maxim EgorushkinMaxim Egorushkin
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Build vs new in Rails 3
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You're misreading the docs slightly. some_firm.client.new is creating a new Client object from the clients collection, and so it can automatically set the firm_id to some_firm.id, whereas the docs are calling Client.new which has no know...
Running a cron every 30 seconds
... * * * * ( sleep 30 ; /path/to/executable param1 param2 )
You'll see I've added comments and formatted to ensure it's easy to keep them synchronised.
Both cron jobs actually run every minute but the latter one will wait half a minute before executing the "meat" of the job, /path/to/executable.
For ...
Should MySQL have its timezone set to UTC?
...g! UTC has leap seconds, these look like '2012-06-30 23:59:60' and can
be added randomly, with 6 months prior notice, due to the slowing of
the earths rotation
GMT confuses seconds, which is why UTC was invented.
Warning! different regional timezones might produce the same datetime value due
to day...