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Checking for a dirty index or untracked files with Git
...figured out how to add git status information to my prompt.
Here's what I do:
For dirty status:
# Returns "*" if the current git branch is dirty.
function evil_git_dirty {
[[ $(git diff --shortstat 2> /dev/null | tail -n1) != "" ]] && echo "*"
}
For untracked files (Notice the --po...
'AND' vs '&&' as operator
...
+1: this should be made loud and clear in PHP documentation, or PHP should change and give same precedence to these operators or DEPRECATE and or once for all. I saw too many people thinking they are exactly the same thing and the answers here are more testimonials.
...
sed edit file in place
...
at least it does it for me so i don't have to
– amphibient
Oct 2 '12 at 18:47
2
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What is ActiveMQ used for - can we apply messaging concept using a Database?
...tabase ?
There must be some feature that ActiveMQ has that Databases do not?
7 Answers
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How to encode a URL in Swift [duplicate]
...st of unreserved characters:
Characters that are allowed in a URI but do not have a reserved
purpose are called unreserved. These include uppercase and lowercase
letters, decimal digits, hyphen, period, underscore, and tilde.
unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"...
Why are arrays covariant but generics are invariant?
...quality using the Object.equals method on the elements. The implementation does not depend on the exact type of element stored in the array, so it should be possible to write a single function that works on all types of arrays. It is easy to implement functions of type
boolean equalArrays (Object[]...
Does JavaScript have a built in stringbuilder class?
...odern browsers += is usually just as fast as array joins.
When I have to do lots of string concatenations I usually fill an array and don't use a string builder class:
var html = [];
html.push(
"<html>",
"<body>",
"bla bla bla",
"</body>",
"</html>"
);
return htm...
Backbone.js get and set nested object attribute
...bute1 is fine, it's a bit problematic because then you might be tempted to do the same type of thing for set, i.e.
this.model.get("obj1").myAttribute1 = true;
But if you do this, you won't get the benefits of Backbone models for myAttribute1, like change events or validation.
A better solution w...
mysql_config not found when installing mysqldb python interface
...ions. For example, for debian / ubuntu, installing mysql is as easy as
sudo apt-get install mysql-server
mysql-config is in a different package, which can be installed from (again, assuming debian / ubuntu):
sudo apt-get install libmysqlclient-dev
if you are using mariadb, the drop in replace...
$location / switching between html5 and hashbang mode / link rewriting
...es, such that they would work whether in html5 mode or hashbang mode. The documentation for the location service seems to say that HTML Link Rewriting takes care of the hashbang situation. I would thus expect that when not in HTML5 mode, hashes would be inserted, and in HTML5 mode, they would not...