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Ruby: What is the easiest way to remove the first element from an array?
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Note this mutates the array and returns nil on an empty array. See drop for an alternative, as mentioned in the other answer.
– Jay
Oct 15 '15 at 21:37
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Maximum length of HTTP GET request
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The limit is dependent on both the server and the client used (and if applicable, also the proxy the server or the client is using).
Most web servers have a limit of 8192 bytes (8 KB), which is usually configurable somewhere in the server configuration. As to the c...
How can I quickly delete a line in VIM starting at the cursor position?
...line I'm on starting at the cursor's position in VIM. Is there an easy command to do this?
7 Answers
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Good PHP ORM Library?
...ates everything on the fly)
No models
etc.
It even does all the locking and transactions for you and monitors performance in the background. (Heck! it even does garbage collection....) Best of all... you don't have to write a single... line of code... Jesus this, ORM layer, saved me ass!
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Java - No enclosing instance of type Foo is accessible
...on the fly :P
}
The last solution (a non-static nested class) would be mandatory if any instance of Thing depended on an instance of Hello to be meaningful. For example, if we had:
public class Hello {
public int enormous;
public Hello(int n) {
enormous = n;
}
public cl...
“Ago” date/time functions in Ruby/Rails
...om_time, to_time)
time_ago_in_words(from_time)
Check the API for details and more options.
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PHP page redirect [duplicate]
... with include(), or require(), functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file.
This means you should not echo anything right before the header() function, as doing so wi...
How to create a cron job using Bash automatically without the interactive editor?
...n file
crontab mycron
rm mycron
Cron line explaination
* * * * * "command to be executed"
- - - - -
| | | | |
| | | | ----- Day of week (0 - 7) (Sunday=0 or 7)
| | | ------- Month (1 - 12)
| | --------- Day of month (1 - 31)
| ----------- Hour (0 - 23)
------------- Minute (0 - 59)
Source nix...
New line in Sql Query
...blog.sqlauthority.com/2009/07/01/sql-server-difference-between-line-feed-n-and-carriage-return-r-t-sql-new-line-char/
DECLARE @NewLineChar AS CHAR(2) = CHAR(13) + CHAR(10)
PRINT ('SELECT FirstLine AS FL ' + @NewLineChar + 'SELECT SecondLine AS SL')
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Loop code for each file in a directory [duplicate]
I have a directory of pictures that I want to loop through and do some file calculations on. It might just be lack of sleep, but how would I use PHP to look in a given directory, and loop through each file using some sort of for loop?
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