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Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no

I have many users on my web site (20000-60000 per day), which is a download site for mobile files. I have remote access to my server (windows server 2008-R2). I've received "Server is unavailable" errors before, but am now seeing a connection timeout error. I'm not familiar with this - wh...
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Java default constructor

What exactly is a default constructor — can you tell me which one of the following is a default constructor and what differentiates it from any other constructor? ...
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?

What is the most efficient way to organise the following pandas Dataframe: 4 Answers 4...
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UPDATE multiple tables in MySQL using LEFT JOIN

I have two tables, and want to update fields in T1 for all rows in a LEFT JOIN. 5 Answers ...
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Do you put unit tests in same project or another project?

Do you put unit tests in the same project for convenience or do you put them in a separate assembly? 15 Answers ...
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What is the difference between statically typed and dynamically typed languages?

I hear a lot that new programming languages are dynamically typed but what does it actually mean when we say a language is dynamically typed vs. statically typed? ...
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How can I sharpen an image in OpenCV?

How can I sharpen an image using OpenCV ? 9 Answers 9 ...
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Find out a Git branch creator

I want to find out who created a branch. 11 Answers 11 ...
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Aborting a stash pop in Git

I popped a stash and there was a merge conflict. Unlike the question that is listed as a duplicate, I already had some uncommitted changes in the directory which I wanted to keep. I don't just want to make the merge conflict disappear, but also to get my directory back to the state it was before the...
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How to check if running as root in a bash script

I'm writing a script that requires root level permissions, and I want to make it so that if the script is not run as root, it simply echoes "Please run as root." and exits. ...