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How to quit scala 2.11.0 REPL?
In the last version of scala (2.10.3) REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work.
...
SQL how to increase or decrease one for a int column in one command
...
252
To answer the first:
UPDATE Orders SET Quantity = Quantity + 1 WHERE ...
To answer the seco...
`levels
...on, @Marek posted the following solution:
https://stackoverflow.com/a/10432263/636656
4 Answers
...
How can I remove a key and its value from an associative array?
...$array['key-here']);
Example:
$array = array("key1" => "value1", "key2" => "value2");
print_r($array);
unset($array['key1']);
print_r($array);
unset($array['key2']);
print_r($array);
Output:
Array
(
[key1] => value1
[key2] => value2
)
Array
(
[key2] => value2
)
Arr...
cannot load such file — zlib even after using rvm pkg install zlib
...
201
I ended up installing zlib from apt-get and then reinstalling ruby to not use the rvm director...
How to show SQL queries run in the Rails console?
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254
Rails 3+
Enter this line in the console:
ActiveRecord::Base.logger = Logger.new(STDOUT)
Ra...
How to join two sets in one line without using “|”
...
320
You can use union method for sets: set.union(other_set)
Note that it returns a new set i.e it ...
Map Tiling Algorithm
...are already found in the first square. This means that there in total are 12 different cases we must distinguish between.
Now, looking at one edge tile we can determine which way the boundary turns by looking at its four closest neighbour tiles. Marking an edge tile with X just as above we have the...
How to replace all strings to numbers contained in each string in Notepad++?
...ou want to match each of the following lines
value="4"
value="403"
value="200"
value="201"
value="116"
value="15"
using the .*"\d+" pattern and want to keep only the number. You can then use a capture group in your matching pattern, using parentheses ( and ), like that: .*"(\d+)". So now in your ...
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
...
Victor Stafusa
12.1k99 gold badges5252 silver badges6767 bronze badges
answered Feb 8 '11 at 9:29
trojanfoetrojanfoe
...