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How does Facebook Sharer select Images and other metadata when sharing my URL?
...ok namespaces to your tag and your page should then pass validation:
<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:og="http://ogp.me/ns#"
xmlns:fb="https://www.facebook.com/2008/fbml">
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How do I disable right click on my web page?
... to add a custom right-click menu to a webpage, which uses pure javascript/html
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What is the official “preferred” way to install pip and virtualenv systemwide?
...s now bundled with it.
See: https://docs.python.org/2.7//installing/index.html
If not :
Update (from the release notes):
Beginning with v1.5.1, pip does not require setuptools prior to running get-pip.py. Additionally, if setuptools (or distribute) is not already installed, get-pip.py will inst...
sass --watch with automatic minify?
...tion for updates:
http://sass-lang.com/documentation/file.SASS_REFERENCE.html#using_sass
http://sass-lang.com/documentation/file.SASS_REFERENCE.html#output_style
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Specifying and saving a figure with exact size in pixels
...on here: https://matplotlib.org/3.2.1/api/_as_gen/matplotlib.pyplot.imsave.html
#file_path = directory address where the image will be stored along with file name and extension
#array = variable where the image is stored. I think for the original post this variable is im_np
plt.imsave(file_path, ar...
How to configure encoding in Maven?
...ttp://maven.apache.org/plugins/maven-failsafe-plugin/integration-test-mojo.html) I found, that the <encoding> configuration - of course - uses ${project.reporting.outputEncoding} by default. So I added the property as a child element of the project element and everything is fine now:
<prop...
Iterate through options
I have a <select> element in HTML. This element represents a drop down list. I'm trying to understand how to iterate through the options in the <select> element via JQuery.
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First-time database design: am I overengineering? [closed]
...FILE is your best friend: http://dev.mysql.com/doc/refman/5.1/en/load-data.html . Mysqlimport is also worth looking into, and is a command-line tool that's basically a nice wrapper around load data infile.
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Whether a variable is undefined [duplicate]
...d' for an empty selection. It always returns an empty string (i.e. ""). .html() will return null if the element doesn't exist though.You need to do:
if(page_name != '')
For other variables that don't come from something like jQuery.val() you would do this though:
if(typeof page_name != 'undefi...
How do I put hint in a asp:textbox
...pears when the user clicks on it. Is there a way to achieve the same using html / css?
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