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Fixed point vs Floating point number
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146
A fixed point number has a specific number of bits (or digits) reserved for the integer part (...
How does one remove an image in Docker?
I'm running Docker under Vagrant under OS X 10.8.4 (Mountain Lion), and whenever I try to delete a saved image, I get an error:
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Undo svn add without reverting local edits
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edited May 17 at 15:22
answered Nov 19 '11 at 21:56
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Simulate airplane mode in iPhone Simulator
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116
Turn off your network connection on the Mac.
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Deprecated warning for Rails 4 has_many with order
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251
In Rails 4, :order has been deprecated and needs to be replaced with lambda scope block as shown...
Differences between Line and Branch coverage
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168
Line coverage measures how many statements you took (a statement is usually a line of code, no...
What is the difference between build.sbt and build.scala?
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To give a brief example, this build.sbt:
name := "hello"
version := "1.0"
is a shorthand notation roughly equivalent to this project/Build.scala:
import sbt._
import Keys._
object Build extends Build {
lazy val root = Project(id = "root", base = file(".")).settings(
name := "hello",
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Git: How to reuse/retain commit messages after 'git reset'?
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145
After a git reset, this one-liner can do it:
git commit --reuse-message=HEAD@{1}
or even sh...
How to wait 5 seconds with jQuery?
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751
Built in javascript setTimeout.
setTimeout(
function()
{
//do something special
}, 5...
Git for beginners: The definitive practical guide
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