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How to maintain a Unique List in Java?

... no duplicate elements. More formally, sets contain no pair of elements e1 and e2 such that e1.equals(e2), and at most one null element. As implied by its name, this interface models the mathematical set abstraction. Note: Great care must be exercised if mutable objects are used as set elements...
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Compare two MySQL databases [closed]

...es I've found running mysqldump on both databases with the --skip-comments and --skip-extended-insert options to generate SQL scripts, then running diff on the SQL scripts works pretty well. By skipping comments you avoid meaningless differences such as the time you ran the mysqldump command. By us...
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Change SVN repository URL

... may follow instructions from the TortoiseSVN Manual. If using the SVN command line interface, refer to this section of SVN's documentation. The command should look like this: svn relocate svn://sub.someaddress.com.tr/project Keep using /project given that the actual contents of your repository pro...
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Is there a way to check if int is legal enum in C#?

I've read a few SO posts and it seems most basic operation is missing. 8 Answers 8 ...
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Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?

... NOTE: PyPy is more mature and better supported now than it was in 2013, when this question was asked. Avoid drawing conclusions from out-of-date information. PyPy, as others have been quick to mention, has tenuous support for C extensions. It has...
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How to access full source of old commit in BitBucket?

... I understand you want to download an older version via the BitBucket web interface without using a Mercurial/Git client. Check this related question. On the comments, someone says that there is no way to do that. Fortunately, that's ...
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Vim: Creating parent directories on save

... augroup BWCCreateDir autocmd! autocmd BufWritePre * if expand("<afile>")!~#'^\w\+:/' && !isdirectory(expand("%:h")) | execute "silent! !mkdir -p ".shellescape(expand('%:h'), 1) | redraw! | endif augroup END Note the conditions: expand("<afile>")!~#'^\w\+:/' wil...
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Best way to parseDouble with comma as decimal separator?

... To further mess things up, some locales use comma as a thousands separator, in which case "1,234" would parse to 1234.0 instead of throwing an error. – Joonas Pulakka Dec 1 '10 at 11:11 ...
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How to manage client-side JavaScript dependencies? [closed]

... |___ require.js main.js is where you initialize your client application and configure require.js: require.config({ baseUrl: "/sampleapp", paths: { jquery: "libs/jquery", // Local underscore: "http://underscorejs.org/underscore-min.js", // Remote backbone: "https:/...
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What are differences between PECL and PEAR?

...ee that GD library is for images. But I can't see differences between PECL and PEAR. Both have authentication. What are the main differences between two? Why don't they combine them? ...