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Most efficient way to store thousand telephone numbers
...tal of 17 + (2^(17 - k) - 1) * 10 + 1000 * k, which attains its minimum 11287 for k = 10. So we can store all phone numbers in ceil(11287/8)=1411 bytes.
Additional space can be saved by observing that none of our numbers can start with e.g. 1111111(binary), because the lowest number that starts wit...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
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answered Apr 18 '11 at 2:02
dahlbykdahlbyk
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Is there any haskell function to concatenate list with separator?
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edited Feb 12 '18 at 9:12
adius
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answer...
In C#, what happens when you call an extension method on a null object?
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answered May 11 '09 at 8:37
Marc Gravell♦Marc Gravell
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Make virtualenv inherit specific packages from your global site-packages
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edited Oct 23 '18 at 3:57
answered Oct 18 '13 at 22:25
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Creating a CSS3 box-shadow on all sides but one
...ontent style (remove paddings) and add shadow
#content {
font-size: 1.8em;
box-shadow: 0 0 8px 2px #888; /* line shadow */
}
add shadows to tabs:
#nav li a {
margin-left: 20px;
padding: .7em .5em .5em .5em;
font-size: 1.3em;
color: #FFF;
display: inline-block;
tex...
How to convert a PNG image to a SVG? [closed]
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Eric Wilson
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answered Dec 7 '09 at 18:24
FrankkieNLFrankkieNL
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Run a single Maven plugin execution?
...ctly from command line?, this
functionality has been implemented as MNG-5768, and is available in Maven 3.3.1.
The change will:
extend direct plugin invocation syntax to allow optional @execution-id parameter, e.g., org.apache.maven.plugins:maven-remote-resources-plugin:1.0:process@executionId....
How to uncompress a tar.gz in another directory
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answered Aug 23 '13 at 12:18
MercerMercer
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How do I get a list of column names from a psycopg2 cursor?
...SetjmpSetjmp
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