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Calculate MD5 checksum for a file
... iTextSharp to read the text from a PDF file. However, there are times I cannot extract text, because the PDF file is only containing images. I download the same PDF files everyday, and I want to see if the PDF has been modified. If the text and modification date cannot be obtained, is a MD5 che...
Build android release apk on Phonegap 3.x CLI
How can I build an android app locally using the Phonegap 3.x CLI, ready to release? I check the bin folder generated inside the platforms/android directory of the project, and only has .debug APKs.
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Tab Vs Space preferences in Vim
Vim is very accommodating when it comes to tab Vs. space preferences. As I understand it, the tabstop setting indicates the width of a tab character. The shiftwidth setting specifies how many columns to increment/decrement when using the << and >> commands, whereas the softtabst...
How can jQuery deferred be used?
jQuery 1.5 brings the new Deferred object and the attached methods .when , .Deferred and ._Deferred .
11 Answers
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What does “The APR based Apache Tomcat Native library was not found” mean?
I am using Tomcat 7 in Eclipse on Windows. When starting Tomcat, I am getting the following info message:
12 Answers
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Long-held, incorrect programming assumptions [closed]
I am doing some research into common errors and poor assumptions made by junior (and perhaps senior) software engineers.
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Check number of arguments passed to a Bash script
I would like my Bash script to print an error message if the required argument count is not met.
10 Answers
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Origin null is not allowed by Access-Control-Allow-Origin
I have made a small xslt file to create an html output called weather.xsl with code as follows:
7 Answers
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Test if executable exists in Python?
In Python, is there a portable and simple way to test if an executable program exists?
21 Answers
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When should I use semicolons in SQL Server?
While checking some code on the web and scripts generated by SQL Server Management Studio I have noticed that some statements are ended with a semicolon.
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