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Joins are for lazy people?
...such incredibly wrong opinions.
In many cases, a database join is several orders of magnitude faster than anything done via the client, because it avoids DB roundtrips, and the DB can use indexes to perform the join.
Off the top of my head, I can't even imagine a single scenario where a correctly ...
How to handle a lost KeyStore password in Android?
...st of words and I later found out it was three of these words in a certain order, but I had to figure it out myself. Thanks for sharing though, glad it helped other people
– Teo Inke
Jun 9 '16 at 22:40
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Capturing URL parameters in request.GET
I am currently defining regular expressions in order to capture parameters in a URL, as described in the tutorial. How do I access parameters from the URL as part the HttpRequest object?
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jQueryUI Tooltips are competing with Twitter Bootstrap
...rs. I would also add that I'm using require.js so I can easily control the order in which libraries are loaded.
– HPWD
Apr 18 '18 at 20:50
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Detect Retina Display
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In order to detect the Retina display reliably on all iOS devices, you need to check if the device is running iOS4+ and if the [UIScreen mainScreen].scale property is equal to 2.0. You CANNOT assume a device is running iOS4+ if...
Python append() vs. + operator on lists, why do these give different results?
...st. Specifically, it appends each of the elements of sequence in iteration order.
An aside
Being an operator, + returns the result of the expression as a new value. Being a non-chaining mutator method, list.extend() modifies the subject list in-place and returns nothing.
Arrays
I've added this due t...
What are some good resources for learning about Artificial Neural Networks? [closed]
...u can scan in pages of text and feed each character through the network in order to perform classification. (You would have to train the network first of course!).
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Difference between map and collect in Ruby?
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Captured variable in a loop in C#
...(C#, .NET 4.0].
See the following code:
Purpose is to print 1,2,3,4,5 in order.
for (int counter = 1; counter <= 5; counter++)
{
new Thread (() => Console.Write (counter)).Start();
}
The output is interesting! (It might be like 21334...)
The only solution is to use local variables.
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Preloading images with jQuery
... @alex potentially, yeah. If the goal is to pre-load (which suggests an order of performance) then I'd prefer to see a raw JS option instead of jQuery dependent options.
– Charlie Schliesser
Jul 15 '14 at 23:57
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