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What are good alternatives to SQL (the language)? [closed]
... SQL in your applications. These alternatives have been implemented in the form of frontends for working with relational databases. Some examples of a frontend include:
SchemeQL and CLSQL, which are probably the most flexible, owing to their Lisp heritage, but they also look like a lot more like S...
Turn a number into star rating display using jQuery and CSS
...Tatu, thanks immensely. The existing five star plugins all seem to want a form which is fine for inputing a rating, but way overkill to change the representation of a number.
– vfilby
Apr 12 '10 at 19:22
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Difference between len() and .__len__()?
...e even more added value beyond simple sanity checks and readability. By uniformly designing all of Python to work via calls to builtins and use of operators, never through calls to magic methods, programmers are spared from the burden of remembering which case is which. (Sometimes an error slips in...
Is ServiceLocator an anti-pattern?
... a StackOverflow answer that clearly illustrates this benefit in graphical form, which not only applies when using a service locator from another library, but also when using foreign defaults in services.
share
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How many and which are the uses of “const” in C++?
... really 2 main uses of const in C++.
Const values
If a value is in the form of a variable, member, or parameter that will not (or should not) be altered during its lifetime you should mark it const. This helps prevent mutations on the object. For instance, in the following function I do not nee...
What kind of Garbage Collection does Go use?
...cted.
Start the collector too early, and the application will perform too many garbage collections, wasting CPU resources.
Start the collector too late, and the application will exceed the desired maximum heap growth.
Achieving the right balance without sacrificing concurrenc...
How to create materialized views in SQL Server?
... white papers for more background:
Creating an Indexed View
Improving Performance with SQL Server 2008 Indexed Views
Basically, all you need to do is:
create a regular view
create a clustered index on that view
and you're done!
The tricky part is: the view has to satisfy quite a number of...
When to use setAttribute vs .attribute= in JavaScript?
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You should always use the direct .attribute form (but see the quirksmode link below) if you want programmatic access in JavaScript. It should handle the different types of attributes (think "onload") correctly.
Use getAttribute/setAttribute when you wish to deal with ...
How are software license keys generated?
...tDigit = x % 10;
CORRECT WAY TO DO IT
Windows XP takes quite a bit of information, encrypts it, and puts the letter/number encoding on a sticker. This allowed MS to both verify your key and obtain the product-type (Home, Professional, etc.) at the same time. Additionally, it requires online act...
Common MySQL fields and their appropriate data types
...monly used fields such as these. For instance, I have determined that an unformatted US phone number is too big to be stored as an unsigned int, it must be at least a bigint.
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