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Code Golf: Lasers
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Perl, 166 160 characters
Perl, 251 248 246 222 214 208 203 201 193 190 180 176 173 170 166 --> 160 chars.
Solution had 166 strokes when this contest ended, but A. Rex has found a couple ways to shave off 6 more characters:
s!.!$t{...
Scala downwards or decreasing for loop?
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230
scala> 10 to 1 by -1
res1: scala.collection.immutable.Range = Range(10, 9, 8, 7, 6, 5, 4, 3, ...
Find Oracle JDBC driver in Maven repository
...;/groupId>
<artifactId>ojdbc14</artifactId>
<version>10.2.0.3.0</version>
...and the URL to download the file which in this case is
http://www.oracle.com/technology/software/tech/java/sqlj_jdbc/index.html.
Once you've downloaded the JAR just add it to your computer repo...
How do you get the width and height of a multi-dimensional array?
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answered Nov 23 '10 at 19:52
Reed CopseyReed Copsey
509k6868 gold badges10671067 silver badges13241324 bronze badges
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How to determine the longest increasing subsequence using dynamic programming?
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407
OK, I will describe first the simplest solution which is O(N^2), where N is the size of the col...
Code for a simple JavaScript countdown timer?
I want to use a simple countdown timer starting at 30 seconds from when the function is run and ending at 0. No milliseconds. How can it be coded?
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Cross Browser Flash Detection in Javascript
...ng embedded flash content. I say reliably because I know its not possible 100% of the time.
16 Answers
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How to format numbers by prepending 0 to single-digit numbers?
I want to format a number to have two digits. The problem is caused when 0 – 9 is passed, so I need it to be formatted to 00 – 09 .
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How to change the style of alert box?
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edited Dec 10 '19 at 17:32
answered Oct 21 '11 at 17:39
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drag drop files into standard html file input
...ing works in Chrome and FF, but i've yet to find a solution that covers IE10+ as well:
// dragover and dragenter events need to have 'preventDefault' called
// in order for the 'drop' event to register.
// See: https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Drag_operations#droptarge...