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Git search for string in a single file's history
So if I have a file called foo.rb and it is giving me an error for a missing method called bar , so I want to search the history of foo.rb for the string bar to see if it was ever defined in the past.
...
How to overload functions in javascript?
...e of the most common simple techniques involves a simple switch:
function foo(a, b) {
switch (arguments.length) {
case 0:
//do basic code
break;
case 1:
//do code with `a`
break;
case 2:
default:
//do code with `a` & `b`
break;...
Commenting in a Bash script inside a multiline command
... works fine. So too does cat file1 && # comment<newline>echo foo. So comments can be included after | or && or ||, but not after `\` or in the middle of a command.
– dubiousjim
Jan 12 '13 at 22:53
...
How do I check whether a jQuery element is in the DOM?
...
Like this:
if (!jQuery.contains(document, $foo[0])) {
//Element is detached
}
This will still work if one of the element's parents was removed (in which case the element itself will still have a parent).
...
How to perform Callbacks in Objective-C
...ust meant, in you're .m file. You'd have a separate class, let's call it "Foo". Foo would have a "MyClass *myClass" variable, and at some point Foo would say "[myClass setDelegate:self]". At any point after that, if anyone including foo invoked the doSomethingMethod on that instance of MyClass, foo...
What does the Subversion status symbol “~” mean?
...ails when it can't write the .svn directory. Here's the easy solution.
mv foo foo-bak
svn up foo
svn revert foo
# just for good measure. Foo should not show up in the two following commands.
ls | grep foo
svn st | grep foo
mv foo-bak foo
svn add foo
...
Difference between git pull and git pull --rebase
... something like this (we'll use a remote called origin and a branch called foo in all these examples):
# assume current checked out branch is "foo"
git fetch origin
git merge origin/foo
At first glance, you might think that a git pull --rebase does just this:
git fetch origin
git rebase origin/foo
...
How can I get Express to output nicely formatted HTML?
...var jade_string = [
"!!! 5",
"html",
" body",
" #foo I am a foo div!"
].join("\n");
var fn = jade.compile(jade_string, { pretty: true });
console.log( fn() );
...gets you this:
<!DOCTYPE html>
<html>
<body>
<div id="foo">I am a foo div!
...
vim, switching between files rapidly using vanilla Vim (no plugins)
...stands for "any subdirectory".
Combining all of that, you can do:
:e **/*foo<Tab>
to choose from all the files containing foo in their name under the working directory or:
:e **/*foo/*bar<Tab>
to choose from all the files containing bar in their name under any subdirectory contain...
private[this] vs private
...or each instance.
This becomes more clear in the following example:
class Foo(foo:Foo){
private[this] val i = 2
println(this.i + foo.i)
}
>>error: value i is not a member of Foo
class Foo(foo:Foo){
private val i = 2
println(this.i + foo.i)
}
>>defined class Foo
As...