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HTML select form with option to enter custom value

...e of the id of the datalist. Update: As of March 2019 all major browsers (now including Safari 12.1 and iOS Safari 12.3) support datalist to the level needed for this functionality. See caniuse for detailed browser support. It looks like this: <input type="text" list="cars" /> <data...
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string c_str() vs. data()

...In C++11 onwards, both functions are required to be the same. i.e. data is now required to be null-terminated. According to cppreference: "The returned array is null-terminated, that is, data() and c_str() perform the same function." ...
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?

...he problems with the JavaScript-style have been fixed in Ruby 2.2. You can now use quotes if you have symbols that aren't valid labels, for example: h = { 'where is': 'pancakes house?', '$set': { a: 11 } } But you still need the hashrocket if your keys are not symbols. ...
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How do I append text to a file?

... I didn't know cat could be used like this! Like writing a journal entry. Also didn't know about what ctrl-d does. Thank you! – houallet Aug 15 '18 at 1:10 ...
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How to configure Sublime Text 2/3 to use direct Ctrl+Tab order and to create new tabs after the last

... For people who don't know how to directly edit the sublime-keymap (like me): Click preferences -> Key Bindings - User. Copy above code in the file (between the brackets) – Mathias711 Jan 13 '15 at 8:12 ...
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Reusing output from last command in Bash

... f() { bash -c "$BASH_COMMAND" >& /tmp/out.log; } trap 'f' DEBUG Now most recently executed command's stdout and stderr will be available in /tmp/out.log Only downside is that it will execute a command twice: once to redirect output and error to /tmp/out.log and once normally. Probably th...
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How to sync with a remote Git repository?

... using git pull with https didn't work, but with http it did...now I'm up to date, Thanks! – George Profenza Nov 30 '10 at 11:59 ...
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What “things” can be injected into others in Angular.js?

...{ $scope.onClick = function() { greeting('Ford Prefect'); }; }); Now here's the trick. factory, service, and value are all just shortcuts to define various parts of a provider--that is, they provide a means of defining a provider without having to type all that stuff out. For example, you ...
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Postgres unique constraint vs index

...(ind_id)=(0) already exists. test=# It works as expected! Foreign keys Now we'll define detail table with two foreign keys referencing to our two columns in master. create table detail ( con_id integer, ind_id integer, constraint detail_fk1 foreign key (con_id) references master(con...
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Inherit docstrings in Python class inheritance

... pass class Bar(Foo): @doc_inherit def foo(self): pass Now, Bar.foo.__doc__ == Bar().foo.__doc__ == Foo.foo.__doc__ == "Frobber" """ from functools import wraps class DocInherit(object): """ Docstring inheriting method descriptor The class itself is also used as a ...