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What does the tilde (~) mean in my composer.json file?

...e ~2.3 does not allow versions below 2.3 whereas 2.* allows 2.0, 2.1, 2.2, etc – AlterPHP Jun 11 '15 at 14:22 add a comment  |  ...
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Split Strings into words with multiple word boundary delimiters

...e very powerful. The regular expression '\w+' means "a word character (a-z etc.) repeated one or more times". There's a HOWTO on Python regular expressions here: amk.ca/python/howto/regex – RichieHindle Jul 4 '09 at 19:44 ...
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Comparison of C++ unit test frameworks [closed]

...omatically detects your tests and doesn't require you to enumerate them in order to run them Make it easy to extend your assertion vocabulary Death tests (see advanced guide) SCOPED_TRACE for subroutine loops You can decide which tests to run XML test report generation Fixtures / Mock / Templates......
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UPDATE multiple tables in MySQL using LEFT JOIN

... See the article in my blog for performance details: Finding incomplete orders: performance of LEFT JOIN compared to NOT IN Unfortunately, MySQL does not allow using the target table in a subquery in an UPDATE statement, that's why you'll need to stick to less efficient LEFT JOIN syntax. ...
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How to style the with only CSS?

... the none value on a combobox now remove the dropdown button So now in order to hide the default styling, it's as easy as adding the following rules on our select element: select { -webkit-appearance: none; -moz-appearance: none; appearance: none; } For IE 11 support, you can use [::...
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Animate change of view background color on Android

...-- The drawables used here can be solid colors, gradients, shapes, images, etc. --> <item android:drawable="@drawable/original_state" /> <item android:drawable="@drawable/new_state" /> </transition> Then, in your XML for the actual View you would reference this Transit...
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What is the difference between Trap and Interrupt?

...ted by the hardware (devices like the hard disk, graphics card, I/O ports, etc). These are asynchronous (i.e. they don't happen at predictable places in the user code) or "passive" since the interrupt handler has to wait for them to happen eventually. You can also see a trap as a kind of CPU-intern...
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What's the syntax for mod in java

... the modulo, limiting the value to the -b -> +b range and then add b in order to ensure that the value is positive, letting the next modulo limit it to the 0 -> b range. Note: If b is negative, the result will also be negative ...
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Revert to Eclipse default settings

...tings - this way I was able to preserve my workspace settings (source code etc) Going forward I would recommend downloading the Eclipise Color Theme Plugin from http://www.eclipsecolorthemes.org/ - This allows you to switch between a range of color themes easily, and easily switch back to 'Default'...
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Difference between doseq and for in Clojure

...ide-effects (printing, writing to a database, launching a nuclear warhead, etc) based on elements from some sequences, use doseq. share | improve this answer | follow ...