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jekyll markdown internal links

... You can now post internal links by using the following: [Some Link]({% post_url 2010-07-21-name-of-post %}) This is also referenced in the Jekyll Documentation. https://github.com/mojombo/jekyll/pull/369 ...
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How to define a two-dimensional array?

...w, h = 8, 5; Matrix = [[0 for x in range(w)] for y in range(h)] You can now add items to the list: Matrix[0][0] = 1 Matrix[6][0] = 3 # error! range... Matrix[0][6] = 3 # valid Note that the matrix is "y" address major, in other words, the "y index" comes before the "x index". print Matrix[0]...
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Xcode warning: “Multiple build commands for output file”

...t. (it's better to make a backup of your project file before deleting it) Now build the project again. The warning should disappear now. (this answer is for a previous version of xcode) share | imp...
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What is a callback function?

... somewhere you can get to it Execution comes back to where it was in [1] Now suppose factorial took a really long time, because you're giving it huge numbers and it needs to run on some supercomputing cluster somwhere. Let's say you expect it to take 5 minutes to return your result. You could: K...
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How to print out the contents of a vector?

... won't expound upon here): typedef std::vector<char> Path; // 'Path' now a synonym for the vector Path path; // ... for (Path::const_iterator i = path.begin(); i != path.end(); ++i) std::cout << *i << ' '; C++11 also introduced a type alias, which does the same job as a typede...
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MySQL SELECT only not null values

...uld use IS NOT NULL. (The comparison operators = and <> both give UNKNOWN with NULL on either side of the expression.) SELECT * FROM table WHERE YourColumn IS NOT NULL; Just for completeness I'll mention that in MySQL you can also negate the null safe equality operator but this is not sta...
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Stashing only un-staged changes in Git

...gs you are not keeping... I often commit stuff, then do a full git stash, knowing that I can git commit --ammend if there are problems in what I committed. – rjmunro Apr 8 '14 at 10:11 ...
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capturing self strongly in this block is likely to lead to a retain cycle

...h with unrecognized selector to a trash which is contains vcToGo_ variable now. Try to control it. share | improve this answer | follow | ...
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How do I clone a job in Jenkins?

...ng is that this is accomplished through jobs set up in Jenkins . We have now created a new branch ( git ) and I guess I need to clone the existing jobs pointing to the other branch so that this same workflow occurs and builds are performed on every commit. Can somebody explain how I would clone t...
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Changing names of parameterized tests

... There is no reason it would not be in 4.11, it's in master. Now when 4.11 will be available, that is a good question :-) – Matthew Farwell Jun 27 '12 at 9:32 ...