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Truly understanding the difference between procedural and functional
... result;
}
I'll take it as a given that this example is comprehensible. Now, functional style:
function allOdd(words) {
return apply(and, map(compose(odd, length), words));
}
Working from the inside out, this definition does the following things:
compose(odd, length) combines the odd and l...
How to detect if a script is being sourced
...
If your Bash version knows about the BASH_SOURCE array variable, try something like:
# man bash | less -p BASH_SOURCE
#[[ ${BASH_VERSINFO[0]} -le 2 ]] && echo 'No BASH_SOURCE array variable' && exit 1
[[ "${BASH_SOURCE[0]}" != "$...
What is aria-label and how should I use it?
...ion to the action led by the button (think about someone with no computer knowledge). It might mean "close", "delete", "cancel", "reduce", a strange cross, a doodle, nothing.
Despite the fact that the W3C seems to promote the aria-label rather that the title attribute here: http://www.w3.org/TR/201...
How do I “git blame” a deleted line?
...
If you know the contents of the line, this is an ideal use case for:
git log -S <string> path/to/file
which shows you commits which introduce or remove an instance of that string. There's also the -G<regex> which does ...
JPA or JDBC, how are they different?
...ssfish for the same. I saw some examples and also read the Oracle docs to know all about Java EE 5. Connecting to a database was very simple. I opened a dynamic web project, created a session EJB , I used EntityManager and with the get methods could access the stored data table.
...
shared_ptr to an array : should it be used?
... convertible to T*. ...
To support this, the member type element_type is now defined as
using element_type = remove_extent_t<T>;
Array elements can be access using operator[]
element_type& operator[](ptrdiff_t i) const;
Requires: get() != 0 && i >= 0. If T is U[N]...
Why does CSS work with fake elements?
...g HTML element that is better suited to the task
Also; why didn't he know that made-up elements existed and worked with CSS. Are they uncommon?
Yes. People don't use them because they have the above problems.
share
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Android Studio needs JDK 7 for Android-L mac
...
The folder name changed and now the folder name is jdk1.7.0_65.jdk :)
– smartDonkey
Jul 16 '14 at 17:06
4
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Override configured user for a single git commit
... github server.
Make sure that you see a .git folder in that work folder. Now open that folder in Terminal/Console/CommandPrompt and try changing the username and email for that folder only by running the commands I specified above.
By changing that, you may now be able to access the GitHub server...
What is the difference between up-casting and down-casting with respect to class variable
...g) animal;
Basically what you're doing is telling the compiler that you know what the runtime type of the object really is. The compiler will allow the conversion, but will still insert a runtime sanity check to make sure that the conversion makes sense. In this case, the cast is possible because ...