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AttributeError: 'module' object has no attribute 'tests'

... I finally figured it out working on another problem. The problem was that my test couldn't find an import. It looks like you get the above error if your test fails to import. This makes sense because the test suite can't import ...
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Quick easy way to migrate SQLite3 to MySQL? [closed]

...y's built a solid library that can convert between the two. Here a list of ALL the differences in SQL syntax that I know about between the two file formats: The lines starting with: BEGIN TRANSACTION COMMIT sqlite_sequence CREATE UNIQUE INDEX are not used in MySQL SQLite uses CREATE TABLE/INSERT ...
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__proto__ VS. prototype in JavaScript

...x = x; this.y = y; } var myPoint = new Point(); // the following are all true myPoint.__proto__ == Point.prototype myPoint.__proto__.__proto__ == Object.prototype myPoint instanceof Point; myPoint instanceof Object; Here Point is a constructor function, it builds an object (data structure) p...
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How do I uniquely identify computers visiting my web site?

..., fingerprints changed quite rapidly, but even a simple heuristic was usually able to guess when a fingerprint was an “upgraded” version of a previously observed browser’s fingerprint, with 99.1% of guesses correct and a false positive rate of only 0.86%. We discuss what privacy thr...
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What's the meaning of exception code “EXC_I386_GPFLT”?

...hich is the x86's way to tell you that "you did something that you are not allowed to do". It typically DOESN'T mean that you access out of memory bounds, but it could be that your code is going out of bounds and causing bad code/data to be used in a way that makes for an protection violation of som...
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How to backup a local Git repository?

I am using git on a relatively small project and I find that zipping the .git directory's contents might be a fine way to back up the project. But this is kind of weird because, when I restore, the first thing I need to do is git reset --hard . ...
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undefined reference to boost::system::system_category() when compiling

...raries. I have the 1.46-dev Boost libraries from the Ubuntu Repository installed, but I get an error when compiling the program. ...
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Cannot kill Python script with Ctrl-C

...you can't do anything with it after it exits. The process will finish when all non-daemon threads have finished; parent-child relationships don't come into that. – Thomas K Dec 6 '13 at 22:22 ...
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Rolling median algorithm in C

...milar too in a standalone C++ class / C subroutine. Note that this are actually two implementations in one, see src/library/stats/man/runmed.Rd (the source of the help file) which says \details{ Apart from the end values, the result \code{y = runmed(x, k)} simply has \code{y[j] = median(x[(j-k2...
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Python ElementTree module: How to ignore the namespace of XML files to locate matching element when

I want to use the method of "findall" to locate some elements of the source xml file in the ElementTree module. 10 Answers ...