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A better similarity ranking algorithm for variable length strings
...str1 varchar, str2 varchar)
RETURNS float8 AS '
str1.downcase!
pairs1 = (0..str1.length-2).collect {|i| str1[i,2]}.reject {
|pair| pair.include? " "}
str2.downcase!
pairs2 = (0..str2.length-2).collect {|i| str2[i,2]}.reject {
|pair| pair.include? " "}
union = pairs1.size + pairs2.size
inters...
How to break out of a loop in Bash?
...
It's not that different in bash.
done=0
while : ; do
...
if [ "$done" -ne 0 ]; then
break
fi
done
: is the no-op command; its exit status is always 0, so the loop runs until done is given a non-zero value.
There are many ways you could set and te...
What is the performance of Objects/Arrays in JavaScript? (specifically for Google V8)
...
+100
I created a test suite, precisely to explore these issues (and more) (archived copy).
And in that sense, you can see the performance...
How to pass parameters to a view
... use this.options.position.
UPDATE: As @mu is too short states, since 1.1.0, Backbone Views no longer automatically attach options passed to the constructor as this.options, but you can do it yourself if you prefer.
So in your initialize method, you can save the options passed as this.options:
in...
What is the right way to check for a null string in Objective-C?
...
20 Answers
20
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Is there a way to crack the password on an Excel VBA Project?
I've been asked to update some Excel 2003 macros, but the VBA projects are password protected, and it seems there's a lack of documentation... no-one knows the passwords.
...
Removing ul indentation with CSS
...This code will remove the indentation and list bullets.
ul {
padding: 0;
list-style-type: none;
}
http://jsfiddle.net/qeqtK/2/
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Multiple commands on a single line in a Windows batch file
...ng on delayed expansion:
pax> cmd /v:on /c "echo !time! & ping 127.0.0.1 >nul: & echo !time!"
15:23:36.77
15:23:39.85
That's needed from the command line. If you're doing this inside a script, you can just use setlocal:
@setlocal enableextensions enabledelayedexpansion
@echo off
ec...
How to check if an intent can be handled from some activity?
...
150
edwardxu's solution works perfectly for me.
Just to clarify a bit:
PackageManager packageManag...
What happened to “HelveticaNeue-Italic” on iOS 7.0.3
Just upgraded my iPod touch to iOS 7.0.3 and "HelveticaNeue-Italic" seems to have disappeared. When I query on the phone with:
...
