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Finding the direction of scrolling in a UIScrollView?
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23 Answers
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Active
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What is the purpose of a question mark after a type (for example: int? myVariable)?
...alue type, plus an additional null value. For example, a
Nullable<Int32>, pronounced "Nullable of Int32," can be assigned any
value from -2147483648 to 2147483647, or it can be assigned the null
value. A Nullable<bool> can be assigned the values true, false, or
null. The ability ...
How to replace spaces in file names using a bash script
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323
Use rename (aka prename) which is a Perl script which may be on your system already. Do it in t...
JSONP with ASP.NET Web API
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132
After asking this question, I finally found what I needed, so I am answering it.
I ran across t...
Best way to use PHP to encrypt and decrypt passwords? [duplicate]
... Encrypt:
$iv = mcrypt_create_iv(
mcrypt_get_iv_size(MCRYPT_RIJNDAEL_128, MCRYPT_MODE_CBC),
MCRYPT_DEV_URANDOM
);
$encrypted = base64_encode(
$iv .
mcrypt_encrypt(
MCRYPT_RIJNDAEL_128,
hash('sha256', $key, true),
$string,
MCRYPT_MODE_CBC,
$iv...
How to get anchor text/href on click using jQuery?
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243
Note: Apply the class info_link to any link you want to get the info from.
<a class="info_...
How do you manually execute SQL commands in Ruby On Rails using NuoDB
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edited Jan 23 '19 at 10:24
Jan Klimo
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Do zombies exist … in .NET?
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244
Is there a clearer definition of a "zombie thread" than what I've explained here?
Seems lik...
Can I combine :nth-child() or :nth-of-type() with an arbitrary selector?
...yClass ')]//tr[contains(concat(' ', @class, ' '), ' row ')][position() mod 2)=1]
Other solutions using different technologies are left as an exercise to the reader; this is just a brief, contrived example for illustration.
For what it's worth, there is a proposal for an extension to the :nth-child...
When to create a new app (with startapp) in Django?
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edited Jan 4 '16 at 20:34
kellyfj
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answered...