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How to get a random number in Ruby
...you need to guess 10 numbers, you can initialize them with:
10.times.map{ 20 + Random.rand(11) }
#=> [26, 26, 22, 20, 30, 26, 23, 23, 25, 22]
Note:
Using Random.new.rand(20..30) (using Random.new) generally would not be a good idea, as explained in detail (again) by Marc-André Lafortune, ...
How do I spool to a CSV formatted file using SQLPLUS?
...l accept it.
– Daniel C. Sobral
May 20 '09 at 14:58
5
The sed command is : cat myfile.csv | sed -...
String formatting: % vs. .format vs. string literal
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ClaudiuClaudiu
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Why are Python lambdas useful? [closed]
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answered May 20 '09 at 20:52
David ZDavid Z
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Set a cookie to never expire
... time() + (10 * 365 * 24 * 60 * 60)
);
Note that if you set a date past 2038 in 32-bit PHP, the number will wrap around and you'll get a cookie that expires instantly.
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What linux shell command returns a part of a string? [duplicate]
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answered Oct 20 '08 at 18:39
ToybuilderToybuilder
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How can I open Java .class files in a human-readable way?
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208
jd-gui is the best decompiler at the moment. it can handle newer features in Java, as compared...
How do I comment out a block of tags in XML?
...ple lines (which exists also in HTML)
<detail>
<band height="20">
<!--
Hello,
I am a multi-line XML comment
<staticText>
<reportElement x="180" y="0" width="200" height="20"/>
<text><![CDATA[Hello World!]]&g...
How to pre-populate the sms body text via an html link
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Filter Java Stream to 1 and only 1 element
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