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Add floating point value to android resources/values
... http://droidista.blogspot.in/2012/04/adding-float-value-to-your-resources.html
Declare in dimen.xml
<item name="my_float_value" type="dimen" format="float">9.52</item>
Referencing from xml
@dimen/my_float_value
Referencing from java
TypedValue typedValue = new TypedValue();
getR...
Javascript what is property in hasOwnProperty?
...n as eval code rather than global or function code). I tried it in a blank HTML page and get a "cannot convert null to object" error.
– James Allardice
Feb 22 '12 at 14:39
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Classpath including JAR within a JAR
...new archive file.
More information: http://ant.apache.org/manual/Tasks/zip.html
This is a very useful way to get around the jar-in-a-jar problem -- I know because I have googled this exact StackOverflow question while trying to figure out what to do. If you want to package a jar or a folder of jars...
Image Greyscale with CSS & re-color on mouse-over?
...
Answered here: Convert an image to grayscale in HTML/CSS
You don't even need to use two images which sounds like a pain or an image manipulation library, you can do it with cross browser support (current versions) and just use CSS. This is a progressive enhancement appro...
Computed read-only property vs function in Swift
...Kotlin 's advices https://kotlinlang.org/docs/reference/coding-conventions.html#functions-vs-properties.
In some cases functions with no arguments might be interchangeable
with read-only properties. Although the semantics are similar, there
are some stylistic conventions on when to prefer o...
Should all Python classes extend object?
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class Foo:
pass
Source: https://docs.python.org/3/tutorial/classes.html#class-objects
Example quote:
Class objects support two kinds of operations: attribute references
and instantiation.
Attribute references use the standard syntax used for all attribute
references in Python: ...
How can I remove a style added with .css() function?
... from an element
if it has already been directly applied, whether in the HTML style
attribute, through jQuery's .css() method, or through direct DOM
manipulation of the style property. It does not, however, remove a
style that has been applied with a CSS rule in a stylesheet or
element. W...
MySQL: Fastest way to count number of rows
...More information: http://dev.mysql.com/doc/refman/5.7/en/show-table-status.html
And you can find a complete discussion at mysqlperformanceblog
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How to send email via Django?
...D = 'your_email_app_specific_password'
Also if you're interested to send HTML email, check this out.
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Access Control Request Headers, is added to header in AJAX request with jQuery
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# Enable cross-origin Ajax requests.
# http://code.google.com/p/html5security/wiki/CrossOriginRequestSecurity
# http://enable-cors.org/
# <IfModule mod_headers.c>
# Header set Access-Control-Allow-Origin "*"
# </IfModule>
#Header set Access-Control-Allow-Origin "ht...