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How do I create an abstract base class in JavaScript?
...sugar over JavaScript's existing prototype-based inheritance.
Reference: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes
First of all, we define our abstract class. This class can't be instantiated, but can be extended.
We can also define functions that must be implement...
Default visibility of class methods in PHP
... declared without any explicit visibility keyword are defined as public.
http://www.php.net/manual/en/language.oop5.visibility.php
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What version of javac built my jar?
...d look at byte offsets 4 through 7. The version information is built in.
http://en.wikipedia.org/wiki/Java_class_file
Note: As mentioned in the comment below,
those bytes tell you what version the class has been compiled FOR, not
what version compiled it.
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Java Round up Any Number
...ut.println((int) Math.ceil(a / 100.0));
Outputs:
1
1.0
1.42
2.0
2
See http://ideone.com/yhT0l
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Get current value of a setting in Vim
...at can be displayed as well, such as:
:highlight
For the full list, see:
http://vim.wikia.com/wiki/Displaying_the_current_Vim_environment
Edit: There is some misunderstanding of my answer. This does not work for any command. But it does work for all the commands listed in the URL above.
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How to get MD5 sum of a string using python?
...ff using this helpful Python module for interacting with the Flickr API:
http://stuvel.eu/flickrapi
... which will deal with the authentication for you.
Official documentation of hashlib
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dpi value of default “large”, “medium” and “small” text views android
...ave to trace it also if you want to see full definition of a style.
Link: http://developer.android.com/design/style/typography.html
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Superscript in markdown (Github flavored)?
...u'd like](path/to/image.png)
You can use a full path (eg. starting with https:// or http://) but it's often easier to use a relative path, which will load the image from the repo, relative to the Markdown document.
If you happen to know LaTeX (or want to learn it) you could do just about any tex...
Hidden Features of ASP.NET [closed]
...re's a caveat to this one: IIS returns the app_offline.htm content with an HTTP Status Code of 404. Should a search engine wander along and attempt to index your site while you're in this offline mode, you might not appreciate the results. But it works great for my private corporate web app!
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Find files containing a given text
...ts you add file names, extensions. Wildcards accepted
For more info see: http://www.gnu.org/software/grep/
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