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Convert PDF to image with high resolution

I'm trying to use the command line program convert to take a PDF into an image (JPEG or PNG). Here is one of the PDFs that I'm trying to convert. ...
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Does assignment with a comma work?

Why does aaa = 1,2,3 work and set the value of aaa to 1 ? 4 Answers 4 ...
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How does the socket API accept() function work?

The socket API is the de-facto standard for TCP/IP and UDP/IP communications (that is, networking code as we know it). However, one of its core functions, accept() is a bit magical. ...
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Securing my REST API with OAuth while still allowing authentication via third party OAuth providers

... First I'd like to emphasize the difference between authentication and authorization: A user authenticates to your web site by supplying some credential such as a username+password. OpenID allows this to be displaced by having the user authenticate to another service, which then asserts th...
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MySQL Server has gone away when importing large sql file

... As stated here: Two most common reasons (and fixes) for the MySQL server has gone away (error 2006) are: Server timed out and closed the connection. How to fix: check that wait_timeout variable in your mysqld’s my.cnf configuration file is large en...
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Retain precision with double in Java

...of 11.4. Now, a little explanation into why this is happening: The float and double primitive types in Java are floating point numbers, where the number is stored as a binary representation of a fraction and a exponent. More specifically, a double-precision floating point value such as the double...
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How do you rename a MongoDB database?

There's a typo in my MongoDB database name and I'm looking to rename the database. 10 Answers ...
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Is there a UIView resize event?

I have a view that has rows and columns of imageviews in it. 7 Answers 7 ...
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Use basic authentication with jQuery and Ajax

... Won't this leave the username and password out in the open for anyone to see ? Even if its in base64 they can just decode it. Same with the answer below. – cbron Aug 13 '14 at 17:32 ...
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Are loops really faster in reverse?

... is it worth to introduce a variable for array.length and use it in the for loop's head? – ragatskynet Oct 30 '12 at 10:13 39 ...