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How to install the current version of Go in Ubuntu Precise
...at has the latest versions: https://launchpad.net/~duh/+archive/golang/+packages. So basically do:
sudo apt-get install python-software-properties # 12.04
sudo add-apt-repository ppa:duh/golang
sudo apt-get update
sudo apt-get install golang
To confirm:
go version
which outputs in my case (Ub...
Vagrant error: NFS is reporting that your exports file is invalid
...
Try using the known good versions of VirtualBox and Vagrant noted in Discourse as Your First Rails App:
Vagrant 1.1.2
VirtualBox 4.2.10
I was having the same issue on Mac (OS X 10.9 (Mavericks)), but rolling back to these versions see...
What goes into the “Controller” in “MVC”?
I think I understand the basic concepts of MVC - the Model contains the data and behaviour of the application, the View is responsible for displaying it to the user and the Controller deals with user input. What I'm uncertain about is exactly what goes in the Controller.
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How do you set your pythonpath in an already-created virtualenv?
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mdeousmdeous
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Should unit tests be written for getter and setters?
Are we supposed to write tests for our getters and setters or is it overkill?
13 Answers
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C++ obtaining milliseconds time on Linux — clock() doesn't seem to work properly
On Windows, clock() returns the time in milliseconds, but on this Linux box I'm working on, it rounds it to the nearest 1000 so the precision is only to the "second" level and not to the milliseconds level.
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How to send a simple string between two programs using pipes?
...ing it can exist even if no one is using it. A FIFO is created using the mkfifo() library function.
Example
writer.c
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
int main()
{
int fd;
char * myfifo = "/tmp/myfifo";
/* creat...
Visually managing MongoDB documents and collections [closed]
...ng the JSON-based command-line tools, it gets extremely tedious to have to keep searching for documents, copy-and-pasting OIDs, etc., especially from a command prompt window (ever tried to "mark" text that wraps multiple lines?)
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How to print number with commas as thousands separators?
...ld I go about doing this? I have seen many examples on Google, but I am looking for the simplest practical way.
26 Answers
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How do I compile and run a program in Java on my Mac?
...a simple Java program. Open up a text editor (the built-in TextEdit app works fine), type in the following code, and save the file as "HelloWorld.java" in your home directory.
public class HelloWorld {
public static void main(String args[]) {
System.out.println("Hello World!");
}
}
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