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What is WCF RIA services?
I hate MSDN's site for WCF RIA services. It does not say what it is, it only says what it does. It says what it can achieve but does not say why I need it.
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What is “entropy and information gain”?
...sses at the node.
Entropy on the other hand is a measure of impurity (the opposite). It is defined for a binary class with values a/b as:
Entropy = - p(a)*log(p(a)) - p(b)*log(p(b))
This binary entropy function is depicted in the figure below (random variable can take one of two values). It reac...
Convert string in base64 to image and save on filesystem in Python
...ng('RGB',(100,100),decodestring(imgData)) File "/opt/local/lib/python2.5/site-packages/PIL/Image.py", line 1744, in fromstring im.fromstring(data, decoder_name, args) File "/opt/local/lib/python2.5/site-packages/PIL/Image.py", line 575, in fromstring raise ValueError("not enough image da...
How can I expand and collapse a using javascript?
I have created a list on my site. This list is created by a foreach loop that builds with information from my database. Each item is a container with different sections, so this is not a list like 1, 2, 3... etc. I am listing repeating sections with information. In each section, there is a subse...
Prevent any form of page refresh using jQuery/Javascript
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@pankaj - That should be fixed on the application site, and cookies for example so the user shares the session across tabs.
– Nick Craver♦
Aug 19 '10 at 23:30
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How can I pretty-print JSON in a shell script?
...t use-case: Chrome, Dev console, Network tab, export all as HAR file, "cat site.har | underscore select '.url' --outfmt text | grep mydomain"; now I have a chronologically ordered list of all URL fetches made during the loading of my company's site.
Pretty printing is easy:
underscore -i data.json...
How to create a self-signed certificate with OpenSSL
...ssues (who better to trust than yourself?).
This is probably not the site you are looking for!
The site's security certificate is not trusted!
This is because browsers use a predefined list of trust anchors to validate server certificates. A self-signed certificate does not chain back to a...
Difference between a Message Broker and an ESB
...r in a few lines, you can view my post here : http://soabus.org/viewtopic.php?f=3&t=13 . The fundamental construct inside the IIB runtime is called the Logical Message Tree (LMT). Everything that the developer wants to do is some type of operation on the LMT. ESQL is the most efficient language...
What is the difference between “Class.forName()” and “Class.forName().newInstance()”?
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but still in this site :java.sun.com/docs/books/tutorial/jdbc/basics/connecting.html
– Johanna
Jan 19 '10 at 12:05
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JavaScript private methods
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I would also suggest Douglas Crockford's site as a resource on private / public methods and members javascript.crockford.com/private.html
– Jared
Sep 11 '08 at 1:30
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