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Rails raw SQL example
...an be done with raw_connection, prepare, and exec_prepared as described in https://stackoverflow.com/a/13806512/178651
You can also put raw SQL fragments into ActiveRecord relational queries: http://guides.rubyonrails.org/active_record_querying.html
and in associations, scopes, etc. You could proba...
Upgrading PHP in XAMPP for Windows?
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Note:
In case you have changed config files like PHP (php.ini), Apache (httpd.conf) or any other, please take back up of those files as well and replace them with newly installed version.
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Draw text in OpenGL ES
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According to this link:
http://code.neenbedankt.com/how-to-render-an-android-view-to-a-bitmap
You can render any View to a bitmap. It's probably worth assuming that you can layout a view as you require (including text, images etc.) and then render...
Simple C example of doing an HTTP POST and consuming the response
I would like to create a very simple C application that does an HTTP post. It will take a few parameters, and use these to construct a URL. I'd just like to do a simple HTTP POST and get the response without the use of curl (the libraries are not and will not be installed on the machine this needs...
Principal component analysis in Python
...xis=0)
with the little class Center or the like, below.
See also:
http://en.wikipedia.org/wiki/Principal_component_analysis
http://en.wikipedia.org/wiki/Singular_value_decomposition
Press et al., Numerical Recipes (2 or 3 ed), SVD
PCA micro-tutorial
iris-pca .py .png
"""
f...
How to send a PUT/DELETE request in jQuery?
...e type of request to make ("POST" or "GET"), default is "GET". Note: Other HTTP request methods, such as PUT and DELETE, can also be used here, but they are not supported by all browsers." from: api.jquery.com/jQuery.ajax/#options
– andilabs
Dec 2 '13 at 8:11
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iOS: how to perform a HTTP POST request?
...development and I'd like to have one of my first applications to perform a HTTP POST request.
7 Answers
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What do the terms “CPU bound” and “I/O bound” mean?
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How does this tie into understanding HTTP communication on a mobile device? I've seen CPU usage spike from using java.nio operations.
– IgorGanapolsky
Jun 28 '18 at 19:49
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UTF-8: General? Bin? Unicode?
...t can make only one-to-one comparisons between characters.
Quoted from:
http://dev.mysql.com/doc/refman/5.0/en/charset-unicode-sets.html
For more detailed explanation, please read the following post from MySQL forums:
http://forums.mysql.com/read.php?103,187048,188748
As for utf8_bin:
Both utf8...
How to change a django QueryDict to Python Dict?
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New in Django >= 1.4.
QueryDict.dict()
https://docs.djangoproject.com/en/stable/ref/request-response/#django.http.QueryDict.dict
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