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Quit and restart a clean R session from within R?
...stalled with the command bellow:
install.packages("RDCOMClient", repos = "http://www.omegahat.net/R")
The code to simulate the keypresses within RStudio (Windows 10) are:
library(RDCOMClient)
wsh <- COMCreate("Wscript.Shell")
wsh$SendKeys("^+{F10}")
In the last line in the code above, th...
Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
...n 2.4, an integer couldn't hold the full range of truncated real numbers.
http://docs.python.org/whatsnew/2.4.html#pep-237-unifying-long-integers-and-integers
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How to rename a file using Python
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os.rename(old, new)
This is found in the Python docs: http://docs.python.org/library/os.html
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Generating HTML email body in C#
... use it:
MailDefinition md = new MailDefinition();
md.From = "test@domain.com";
md.IsBodyHtml = true;
md.Subject = "Test of MailDefinition";
ListDictionary replacements = new ListDictionary();
replacements.Add("{name}", "Martin");
replacements.Add("{country}", "Denmark");
string body = "<div&g...
Set “Homepage” in Asp.Net MVC
...sp.net MVC the "homepage" (ie the route that displays when hitting www.foo.com) is set to Home/Index .
8 Answers
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How do I comment out a block of tags in XML?
...tructions are not allowed and '?>' ends the processing instruction (see http://www.w3.org/TR/REC-xml/#sec-pi)
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Search for all occurrences of a string in a mysql database [duplicate]
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Send response to all clients except sender
...mply use to or in (they are the same) when broadcasting or emitting:" from http://socket.io/docs/rooms-and-namespaces/
// sending to individual socketid, socketid is like a room
io.sockets.socket(socketid).emit('message', 'for your eyes only');// Old way, DOES NOT WORK ANYMORE
socket.broadcast.t...
The import android.support cannot be resolved
...sion:
Add the following line to your build.gradle file:
implementation 'com.android.support:support-v4:YOUR_TARGET_VERSION'
Long Version:
Go to File -> Project Structure
Go to "Dependencies" Tab -> Click on the Plus sign -> Go to "Library dependency"
Select the support library "su...
How to change collation of database, table, column?
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you can set default collation at several levels:
http:/