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MVC Vs n-tier architecture
...-tier system, in fact, it is possible to do a n-tier system using a single file, separating each tier by a conceptual concept.
– magallanes
Apr 16 '11 at 17:08
6
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Cross-browser testing: All major browsers on ONE machine
...
2. Preparation
Before setting up the machine, download all necessary files (see "Download summary" at the end of this section). All files are going to be shared with the virtual machine through a shared folderWhat? How?.
Virtualization software (VirtualBox is recommended, it is free even for...
Android adb not found
...t machine
# yum install glibc.i686
This removes the misleading 'no such file or directory' message when trying to execute a 32 bit binary. With that the 64 bit Fedora system is capable of executing 64 bit binaries.
This also removes the misleading 'not a dynamic executable' message of ldd when c...
Can someone explain this 'double negative' trick? [duplicate]
...single operand can be converted to true; otherwise, returns true.
So if getContext gives you a "falsey" value, the !! will make it return the boolean value false. Otherwise it will return true.
The "falsey" values are:
false
NaN
undefined
null
"" (empty string)
0
...
How do you do Impersonation in .NET?
...ed more details to help you out. You could do impersonation with a config file (if you're trying to do this on a website), or through method decorators (attributes) if it's a WCF service, or through... you get the idea.
Also, if we're talking about impersonating a client that called a particular s...
What is a “callable”?
...-1, ack(x, y-1)) if x*y else (x + y + 1)
Example from standard library, file site.py, definition of built-in exit() and quit() functions:
class Quitter(object):
def __init__(self, name):
self.name = name
def __repr__(self):
return 'Use %s() or %s to exit' % (self.name, eo...
twitter-bootstrap vs jquery-mobile [closed]
...es (ASP.Net MVC in my case). It allows you to develop pages as individual files, rendered mostly on the server, as you're already used to doing and probably desire to do.
However, in its current state, it can get very slow and very buggy if you try to do too much with it. I've run into problem af...
Sound effects in JavaScript / HTML5
...ents. HTML 5 lets you access Audio objects directly:
var snd = new Audio("file.wav"); // buffers automatically when created
snd.play();
There's no support for mixing in current version of the spec.
To play same sound multiple times, create multiple instances of the Audio object. You could also ...
The SQL OVER() clause - when and why is it useful?
... retrieve both individual OrderQty values and their sums, counts, averages etc. over groups of same SalesOrderIDs.
Here's a practical example of why windowed aggregates are great. Suppose you need to calculate what percent of a total every value is. Without windowed aggregates you'd have to first d...
Ship an application with a database
...ered by changing the database version number in the res/values/strings.xml file. Upgrades would then be accomplished by creating a new database externally, replacing the old database in the assets folder with the new database, saving the old database in internal storage under another name, copying t...