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Tool to read and display Java .class versions
...s.java"
public class MyClass
SourceFile: "MyClass.java"
minor version: 0
major version: 46
...
To only show the version:
WINDOWS> javap -verbose MyClass | find "version"
LINUX > javap -verbose MyClass | grep version
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Finding the number of days between two dates
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$now = time(); // or your date as well
$your_date = strtotime("2010-01-31");
$datediff = $now - $your_date;
echo round($datediff / (60 * 60 * 24));
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What is the difference between a static and a non-static initialization code block
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405
The code block with the static modifier signifies a class initializer; without the static modif...
How to check if a string contains text from an array of substrings in JavaScript?
...but some is:
if (substrings.some(function(v) { return str.indexOf(v) >= 0; })) {
// There's at least one
}
Live Example:
var substrings = ["one", "two", "three"];
var str;
// Setup
console.log("Substrings: " + substrings.join(","));
// Try it where we expect a match
str = "this has one...
How can I get the assembly file version
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edited May 26 at 16:04
billinkc
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answered...
bundle install fails with SSL certificate verification error
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WillWill
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How to create a bash script to check the SSH connection?
...h -q user@downhost exit
$ echo $?
255
$ ssh -q user@uphost exit
$ echo $?
0
EDIT: Another approach would be to use nmap (you won't need to have keys or login-stuff):
$ a=`nmap uphost -PN -p ssh | grep open`
$ b=`nmap downhost -PN -p ssh | grep open`
$ echo $a
22/tcp open ssh
$ echo $b
(empty st...
Hidden features of Perl?
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answered Oct 2 '08 at 12:41
community wiki
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Install a module using pip for specific python version
On Ubuntu 10.04 by default Python 2.6 is installed, then I have installed Python 2.7. How can I use pip install to install packages for Python 2.7.
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How many characters can UTF-8 encode?
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