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JavaScript hashmap equivalent
...yourself manually, and use the resulting strings as keys for a regular JavaScript dictionary. After all, you are in the best position to know what makes your objects unique. That's what I do.
Example:
var key = function(obj){
// Some unique object-dependent key
return obj.totallyUniqueEmployeeId...
Event system in Python
...
I've been doing it this way:
class Event(list):
"""Event subscription.
A list of callable objects. Calling an instance of this will cause a
call to each item in the list in ascending order by index.
Example Usage:
>>> def f(x):
... print 'f(%s)' % x
...
CruiseControl [.Net] vs TeamCity for continuous integration?
... than source control location). We have also used some complicated MSBuild scripts with it and done build chaining.
I have also gone through two TeamCity upgrades and they were painless.
CruiseControl.NET also works well. It is trickier to set up but it has a longer history so it is easy to find so...
Why do you need to invoke an anonymous function on the same line?
... pattern in this post:
jQuery and $ questions
EDIT:
If you look at ECMA script specification, there are 3 ways you can define a function. (Page 98, Section 13 Function Definition)
1. Using Function constructor
var sum = new Function('a','b', 'return a + b;');
alert(sum(10, 20)); //alerts 30
2...
Error 'LINK : fatal error LNK1123: failure during conversion to COFF: file invalid or corrupt' after
...ls. The rename solution was deemed the least disruptive, and can easily be scripted.
– DuckPuppy
Feb 26 '14 at 12:13
...
What is the difference between a framework and a library?
.... A software framework may
include support programs, code
libraries, a scripting language, or
other software to help develop and
glue together the different components
of a software project. Various parts
of the framework may be exposed
through an API..
So I'd say a library is just t...
JQuery: 'Uncaught TypeError: Illegal invocation' at ajax request - several elements
...ave to use processData to send your data to the server, or modify your php script to support querystring encoded parameters.
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Split value from one field to two
... Sometimes, you have to do it. F.e. I need it in a migration script, so I don't care about performances.
– Matthieu Napoli
Nov 5 '13 at 11:13
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SQL SELECT speed int vs varchar
...would never see it. Depending upon CPU, implementation (client/server, web/script, etc) you probably will not see it until you hit few hundred comparisons on the DB server (maybe even a couple thousand comparisons before it is noticeable).
To void the incorrect dispute about hash comparisons. Most...
Play audio with Python
How can I play audio (it would be like a 1 second sound) from a Python script?
22 Answers
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