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How to find out if a file exists in C# / .NET?
I would like to test a string containing a path to a file for existence of that file (something like the -e test in Perl or the os.path.exists() in Python) in C#.
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What does cmd /C mean? [closed]
...ON | /F:OFF] [/V:ON | /V:OFF]
[[/S] [/C | /K] string]
/C Carries out the command specified by string and then terminates
/K Carries out the command specified by string but remains
/S Modifies the treatment of string after /C or /K (see below)
/Q Turns echo off
/D Disabl...
How to enable LogCat/Console in Eclipse for Android?
...Logcat.
Logcat is nothing but a console of your Emulator or Device.
System.out.println does not work in Android. So you have to handle every thing in Logcat. More Info Look out this Documentation.
Edit 1: System.out.println is working on Logcat. If you use that the Tag will be like System.out and Me...
How to convert .crt to .pem [duplicate]
...installed, the command you need to issue is:
openssl x509 -in mycert.crt -out mycert.pem -outform PEM
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How do I create a new Git branch from an old commit? [duplicate]
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git checkout -b justin a9c146a09505837ec03b
This will create a new branch called 'justin' and check it out.
("check out" means "to switch to the branch")
git branch justin a9c146a09505837ec03b
This just creates the branch withou...
How to find out “The most popular repositories” on Github? [closed]
Once upon a time, we can watch the most popular repositories (Most forked or Most watched) at this page ( https://github.com/popular/watched ) of Github. like this:
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Resolving a Git conflict with binary files
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git checkout accepts an --ours or --theirs option for cases like this. So if you have a merge conflict, and you know you just want the file from the branch you are merging in, you can do:
$ git checkout --theirs -- path/to/conflicted...
How to specify function types for void (not Void) methods in Java8?
I'm playing around with Java 8 to find out how functions as first class citizens. I have the following snippet:
4 Answers
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Java - sending HTTP parameters via POST method easily
...ction conn= (HttpURLConnection) url.openConnection();
conn.setDoOutput( true );
conn.setInstanceFollowRedirects( false );
conn.setRequestMethod( "POST" );
conn.setRequestProperty( "Content-Type", "application/x-www-form-urlencoded");
conn.setRequestProperty( "charset", "utf-8");
conn.set...
Git “error: The branch 'x' is not fully merged”
...lekse
That is not an error, it is a warning. It means the branch you are about to delete contains commits that are not reachable from any of: its upstream branch, or HEAD (currently checked out revision). In other words, when you might lose commits¹.
In practice it means that you probably amended, ...