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Twitter Bootstrap 3: how to use media queries?

...re the selectors used in BS4. There is no "lowest" setting in BS4 because "extra small" is the default. I.e. you would first code the XS size and then have these media overrides afterwards. @media(min-width:576px){} @media(min-width:768px){} @media(min-width:992px){} @media(min-width:1200px){} Up...
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Why does git perform fast-forward merges by default?

... also mentions the config merge.ff: By default, Git does not create an extra merge commit when merging a commit that is a descendant of the current commit. Instead, the tip of the current branch is fast-forwarded. When set to false, this variable tells Git to create an extra merge commit in su...
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Rails check if yield :area is defined in content_for

...if symbol.kind_of? Symbol symbol.to_s elsif symbol.kind_of? String symbol else raise "Parameter symbol must be string or symbol" end !instance_variable_get(content_var_name).nil? end ...
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Are PHP include paths relative to the file or the calling code?

... So if you start the string with ./, does it check the calling script's directory first or the current working directory first? – Pacerier Jan 29 '15 at 4:44 ...
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Bootstrap close responsive menu “on click”

... You don't have to add any extra javascript to what's already included with bootstraps collapse option. Instead simply include data-toggle and data-target selectors on your menu list items just as you do with your navbar-toggle button. So for your Pr...
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Why does Lua have no “continue” statement?

...ollowing loop -- not valid Lua 5.1 (or 5.2) for k,v in pairs(t) do if isstring(k) then continue end -- do something to t[k] when k is not a string end could be written -- valid Lua 5.1 (or 5.2) for k,v in pairs(t) do if not isstring(k) then -- do something to t[k] when k is not a str...
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What does a type followed by _t (underscore-t) represent?

...nd probably some others I've forgotten. The C99 standard defines a lot of extra types, such as uintptr_t, intmax_t, int8_t, uint_least16_t, uint_fast32_t, and so on. These new types are formally defined in <stdint.h> but most often you will use <inttypes.h> which (unusually for standar...
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javascript: pause setTimeout();

... my edit, I've to answer this myself. My solution makes it possible to use extra arguments as third (3, 4, 5...) parameter and to clear the timer: function Timer(callback, delay) { var args = arguments, self = this, timer, start; this.clear = function () { clearTime...
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GIT: Checkout to a specific folder

...important. The exported name is literally just prefixed with the specified string. If you want to export a certain directory, there are some tricks involved. The command only takes files, not directories. To apply it to directories, use the 'find' command and pipe the output to git. find dirname ...
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What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?

... much functionality as needed into the interface without having to declare extra methods. The common interfaces The Spring Data core library ships with two base interfaces that expose a dedicated set of functionalities: CrudRepository - CRUD methods PagingAndSortingRepository - methods for pagin...