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Difference between pre-increment and post-increment in a loop?
...
a++ is known as postfix.
add 1 to a, returns the old value.
++a is known as prefix.
add 1 to a, returns the new value.
C#:
string[] items = {"a","b","c","d"};
int i = 0;
foreach (string item in items)
{
Console.WriteLine(++...
How to properly document S4 class slots using Roxygen2?
... answer for Roxygen2 5.0.1, current as of 6.0.1
For S4, the best practice now is documenting using the @slot tag:
#' The title for my S4 class that extends \code{"character"} class.
#'
#' Some details about this class and my plans for it in the body.
#'
#' @slot myslot1 A logical keeping track of ...
How do I fix PyDev “Undefined variable from import” errors?
...art Eclipse, do Project>Pydev>Remove error markers, and numpy should now appear in the Forced builtins.
– smci
Nov 1 '17 at 16:43
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How to set the context path of a web application in Tomcat 7.0
I know that I can rename my webapp (or it's WAR file) to ROOT but this is a terrible way to do it, IMHO. Now I checked out the tomcat doc & it says
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Command not found when using sudo
... set the executable permission on foo.sh
$ ls -l foo.sh # Now we see an x after the rw
-rwxr-xr-x 1 rkielty users 0 2012-10-21 14:47 foo.sh
^ ^ ^
foo.sh is now executable as far as Linux is concerned.
Using sudo results in Command not found
When you run a command using sud...
How do I create a new branch?
...
Now why do I get: "OPTIONS of 'subversion2/svn/DanelNursing4/branches/Omer': Could not read status line: An existing connection was forcibly closed by the remote host."
– the_drow
Jun 1...
How serious is this new ASP.NET security vulnerability and how can I workaround it?
...ng to see what is actually presented at the Ekoparty conference, but right now I'm not too worried about this vulnerability.
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Git cherry pick vs rebase
...nt" could contain several dozens of commits on top of its original base.)
Now git rebase is told to rebase "experiment" onto the current tip of "master", and git rebase goes like this:
Runs git merge-base to see what's the last commit shared by both "experiment" and "master" (what's the point of ...
Get a list of all git commits, including the 'lost' ones
...eachable from any branches, and felt a bit dirty leaving them in the repo. Now the thought isn't quite as unsettling anymore. :)
– Emil Lundberg
Jan 27 '12 at 0:34
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Multi flavor app based on multi flavor library in Android Gradle
... market2Compile project(path: ':lib', configuration: 'market2Release')
}
Now you can select the app flavor and Build Variants panel and the library will be selected accordingly and all build and run will be done based on the selected flavor.
If you have multiple app module based on the library An...