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Check if SQL Connection is Open or Closed
How do you check if it is open or closed I was using
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How does the Google “Did you mean?” Algorithm work?
I've been developing an internal website for a portfolio management tool. There is a lot of text data, company names etc. I've been really impressed with some search engines ability to very quickly respond to queries with "Did you mean: xxxx".
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php execute a background process
... to execute a directory copy upon a user action, but the directories are quite large, so I would like to be able to perform such an action without the user being aware of the time it takes for the copy to complete.
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How do you push a tag to a remote repository using Git?
I have cloned a remote Git repository to my laptop, then I wanted to add a tag so I ran
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What is the explanation for these bizarre JavaScript behaviours mentioned in the 'Wat' talk for Code
... 'Wat' talk for CodeMash 2012 basically points out a few bizarre quirks with Ruby and JavaScript.
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What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
...as TryGetValue, which internally refers to the actual entry location. The Item property actually has nearly identical code functionality as TryGetValue, except that it will throw an exception instead of returning false.
Using ContainsKey followed by the Item basically duplicates the lookup functio...
Is #pragma once part of the C++11 standard?
Traditionally, the standard and portable way to avoid multiple header inclusions in C++ was/is to use the #ifndef - #define - #endif pre-compiler directives scheme also called macro-guard scheme (see code snippet below).
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Defining a HTML template to append using JQuery
I have got an array which I am looping through. Every time a condition is true, I want to append a copy of the HTML code below to a container element with some values.
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How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
I'd like to know what switch you pass to the gcc compiler to turn off unused variable warnings? I'm getting errors out of boost on windows and I do not want to touch the boost code:
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What Computer Science concepts should I know? [closed]
...y of Amazon, now at Google):
The Five Essential Phone Screen Questions
It goes into some detail about the the five most important concepts that developers should be required to know:
Basic programming (including recursion, file I/O, formatted output, loops etc)
Object oriented design (includin...