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What is the difference between a symbolic link and a hard link?
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793
Underneath the file system, files are represented by inodes. (Or is it multiple inodes? Not sur...
How to extract extension from filename string in Javascript? [duplicate]
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334
A variant that works with all of the following inputs:
"file.name.with.dots.txt"
"file.txt"
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Binding a list in @RequestParam
...f the same name:
myparam=myValue1&myparam=myValue2&myparam=myValue3
If you need to bind @ModelAttribute-style indexed parameters, I guess you need @ModelAttribute anyway.
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An error occurred while installing pg (0.17.1), and Bundler cannot continue
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LunaCodeGirl
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answered Mar 19 '14 at 1:43
Bob O'BrienBob O'...
get dictionary key by value
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danBhentschel
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answered Mar 14 '10 at 22:29
KimiKimi
11.4...
Open popup and refresh parent page on close popup
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231
You can access parent window using 'window.opener', so, write something like the following in t...
Find the Smallest Integer Not in a List
...ndex - that's the smallest value not in the array. This results in at most 3N comparisons and only uses a few values worth of temporary space.
# Pass 1, move every value to the position of its value
for cursor in range(N):
target = array[cursor]
while target < N and target != array[targe...
How to make a variadic macro (variable number of arguments)
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Alex BAlex B
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Rails extending ActiveRecord::Base
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336
There are several approaches :
Using ActiveSupport::Concern (Preferred)
Read the ActiveSuppo...
Java abstract interface
...2 Specification (or "manual"). Quite interesting read I must say, and only 38 pages in total! :-)
Under Section 5, Interfaces, it provides the following example:
public interface Storing {
void freezeDry(Stream s) = 0;
void reconstitute(Stream s) = 0;
}
And in the margin it says
In t...