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How to include jar files with java file and compile in command prompt
...java worked for me. I was using mac. I read somewhere that ':' is used for unix.
– Sri
May 25 '16 at 5:01
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Google Authenticator available as a public service?
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Google Authenticator generates a 6 digit code by from a SHA1-HMAC of the Unix time and the secret (lots more detail on this in the RFC)
The server also knows the secret / unix time to verify the 6-digit code.
I've had a play implementing the algorithm in javascript here: http://blog.tinisles.com...
Emacs in Windows
...ther as a command-line app (which happens to start a GUI). Windows, unlike Unix, distinguishes between these two things.
– Donal Fellows
Aug 24 '11 at 16:31
add a comment
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Where is Java Installed on Mac OS X?
...cepted answer did not work for me but this worked! (I'm normally not a mac/unix user)
– Roel
Jul 22 '16 at 15:36
@Paŭ...
How do I find where JDK is installed on my windows machine?
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If you are using Linux/Unix/Mac OS X:
Try this:
$ which java
Should output the exact location.
After that, you can set JAVA_HOME environment variable yourself.
In my computer (Mac OS X - Snow Leopard):
$ which java
/usr/bin/java
$ ls -l /usr...
Get time in milliseconds using C#
...w.Ticks / TimeSpan.TicksPerMillisecond;
This is actually how the various Unix conversion methods are implemented in the DateTimeOffset class (.NET Framework 4.6+, .NET Standard 1.3+):
long milliseconds = DateTimeOffset.Now.ToUnixTimeMilliseconds();
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Bootstrapping still requires outside support
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A super interesting discussion of this is in Unix co-creator Ken Thompson's Turing Award lecture.
He starts off with:
What I am about to describe is one of many "chicken and egg" problems that arise when compilers are written in their own language. In this ease, I ...
LF will be replaced by CRLF in git - What is that and is it important? [duplicate]
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In Unix systems the end of a line is represented with a line feed (LF). In windows a line is represented with a carriage return (CR) and a line feed (LF) thus (CRLF). when you get code from git that was uploaded from a unix syst...
How to combine paths in Java?
...nning:
java.nio.file.Paths.get(".", "path", "to", "file.txt")
// relative unix path: ./path/to/file.txt
// relative windows path: .\path\to\filee.txt
java.nio.file.Paths.get("/", "path", "to", "file.txt")
// absolute unix path: /path/to/filee.txt
// windows network drive path: \\path\to\file.txt
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How to calculate the difference between two dates using PHP?
...see jurka's answer below
You can use strtotime() to convert two dates to unix time and then calculate the number of seconds between them. From this it's rather easy to calculate different time periods.
$date1 = "2007-03-24";
$date2 = "2009-06-26";
$diff = abs(strtotime($date2) - strtotime($date1...