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Do any JVM's JIT compilers generate code that uses vectorized floating point instructions?
...ls(?), no manual loop unfolding! Details are available in: cr.openjdk.java.net/~vlivanov/talks/…
– Vedran
Jun 23 '17 at 13:16
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Is using a lot of static methods a bad thing?
...e of testing.
Here's a good article on the problems: http://gamearchitect.net/2008/09/13/an-anatomy-of-despair-managers-and-contexts/
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How do you overcome the HTML form nesting limitation?
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This worked perfectly for me. I was working on an asp.net page, which had an all-enclosing form. I had an inner nested form to use for the jQuery Validation plugin ( github.com/jzaefferer/jquery-validation ), and while it worked perfectly in FireFox and IE, it failed in Chrome w...
How can I store my users' passwords safely?
...y (one PHP file) that will give you PHP 5.5's password_hash in PHP 5.3.7+: https://github.com/ircmaxell/password_compat
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Read stream twice
... URL("http://www.example.com/images/toto.jpg"));
Using ImageIO#read(java.net.URL) also allows you to use cache.
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Storing money in a decimal column - what precision and scale?
... a decimal scale of 8 (or more) is required but this is where a 'normal' monetary amount (say four decimal places) has been pro rata'd, implying the decimal precision should be reduced accordingly (also consider a floating point type in such circumstances). And no one has that much money nowadays to...
SortedList, SortedDictionary and Dictionary
... Types of the System.Collections.Generic namespace.
http://geekswithblogs.net/BlackRabbitCoder/archive/2011/06/16/c.net-fundamentals-choosing-the-right-collection-class.aspx
Extracts:
Dictionary<>
The Dictionary is probably the most used associative container class. The Dictionary is th...
Splitting string into multiple rows in Oracle
...str2tbl function used in this answer was originally developed by Tom Kyte:
https://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:110612348061
The concept of associating statistics with object types can be further explored by reading this article:
http://www.oracle-developer.net/displ...
Daylight saving time and time zone best practices [closed]
...asses, and JSR 310 are led by the same man, Stephen Colebourne.
If using .NET, consider using Noda Time.
If using .NET without Noda Time, consider that DateTimeOffset is often a better choice than DateTime.
If using Perl, use DateTime.
If using Python, use pytz or dateutil.
If using JavaScript, use...
Checking for empty arrays: count vs empty
... for arrays. empty is more general and can be applied to other types.
php.net gives the following warning for count though :
count() may return 0 for a variable that isn't set, but it may also return 0 for a variable that has been initialized with an empty array. Use isset() to test if a variab...