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Sass combining parent using ampersand (&) with type selectors
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How to change the CHARACTER SET (and COLLATION) throughout a database?
...the utf8 character set is only a subset of the real UTF8 character set. In order to save one byte of storage, the Mysql team decided to store only three bytes of a UTF8 characters instead of the full four-bytes. That means that some east asian language and emoji aren't fully supported. To make sure ...
Git submodule update
... upstream module), and
then go up in your main project, and re-commit (in order for that main project to refer to the new submodule commit you just created and pushed)
A submodule enables you to have a component-based approach development, where the main project only refers to specific commits o...
Why use prefixes on member variables in C++ classes
...for the same reason, I don't have to move my eyes out of a line of code in order to understand it. I don't have to search through the code to find if 'data' is a local, parameter, member, or constant. I don't have to move my hand to the mouse so I can hover the pointer over 'data' and then wait for ...
Is it worthwile to learn assembly language? [closed]
...ut cpu pipelining, branch prediction, cache alignment, SIMD, instruction reordering and so on. Knowledge of these will help you write better high-level code.
Furthermore, the conventional wisdom is to not try to hand-optimise assembly most of the time but let the compiler worry about it. When you s...
Iterator invalidation rules
...ct the validity of iterators and references to the container [26.2.6/9]
Unordered Associative Containers
All Unordered Associative Containers: Rehashing invalidates iterators, changes ordering between elements, and changes which buckets elements appear in, but does not invalidate pointers or refer...
How can I limit possible inputs in a HTML5 “number” element?
...ype of 'number' set. See the documentation. Also, please read my update in order to fix this problem.
– David Refoua
Dec 17 '14 at 1:08
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When do you use map vs flatMap in RxJava?
...t his id when user login in. Obviously I need two requests and they are in order.
Let's begin.
Observable<LoginResponse> login(String email, String password);
Observable<UserInfo> fetchUserInfo(String userId);
Here are two methods, one for login returned Response, and another for ...
How can I echo HTML in PHP?
...al to do all your necessary data processing before displaying any data, in order to separate logic and presentation.
The data display itself could be at the bottom of the same PHP file or you could include a separate PHP file consisting of mostly HTML.
I prefer this compact style:
<?php
/*...
How can I override Bootstrap CSS styles?
...g two selector styles browser will always choose the one with more weight. Order of your stylesheets only matters when priorities are even - that's why it is not easy to override Bootstrap.
Your option is to inspect Bootstrap sources, find out how exactly some specific style is defined, and copy th...