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How do I convert Long to byte[] and back in java
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public static byte[] longToBytes(long x) {
buffer.putLong(0, x);
return buffer.array();
}
public static long bytesToLong(byte[] bytes) {
buffer.put(bytes, 0, bytes.length);
buffer.flip();//need flip
return buffer.getLong();
}
}
Since...
What is the Git equivalent for revision number?
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150
Good or bad news for you, that hash IS the revision number. I also had trouble with this when I...
Using getopts to process long and short command line options
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310
There are three implementations that may be considered:
Bash builtin getopts. This does not su...
SQL: IF clause within WHERE clause
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edited May 23 '17 at 10:31
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answered Sep 17 '08 at 21:26
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MongoDB or CouchDB - fit for production? [closed]
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I'm the CTO of 10gen (developers of MongoDB) so I'm a bit biased, but I also manage a few sites that are using MongoDB in production.
businessinsider has been using mongo in production for over a year now. They are using it for everything ...
Use latest version of Internet Explorer in the webbrowser control
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// Check if key is already present
if (FindAppkey == "8000")
{
MessageBox.Show("Required Application Settings Present");
Regkey.Close();
return;
}
// If a key is not present add the key, Key value 8000 (decimal)
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Selecting only first-level elements in jquery
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10 Answers
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Changing user agent on urllib2.urlopen
...to scripts. For example, Mozilla Firefox may identify itself as "Mozilla/5.0 (X11; U; Linux i686) Gecko/20071127 Firefox/2.0.0.11", while urllib2‘s default user agent string is "Python-urllib/2.6" (on Python 2.6).
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How can I add numbers in a Bash script?
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1010
For integers:
Use arithmetic expansion: $((EXPR))
num=$((num1 + num2))
num=$(($num1 + $num2...
How to install and run phpize
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For recent versions of Debian/Ubuntu (Debian 9+ or Ubuntu 16.04+) install the php-dev dependency package, which will automatically install the correct version of php{x}-dev for your distribution:
sudo apt install php-dev
Older versions of Debian/Ubuntu:
For PHP 5, it's in the php5-...