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What is the purpose of “&&” in a shell command?
... - what is the purpose of &&?
In shell, when you see
$ command one && command two
the intent is to execute the command that follows the && only if the first command is successful. This is idiomatic of Posix shells, and not only found in Bash.
It intends to prevent the ...
What is the difference between display: inline and display: inline-block?
... be using inline-block as the display type.
– errorprone
Aug 1 '13 at 7:25
7
...
How to remove all white spaces in java [duplicate]
...and removes all the white space within that line.
the line can consist of one word or more.
14 Answers
...
How do you know what to test when writing unit tests? [closed]
...lem, then write a test for it.
Otherwise, don’t bother.
Only Test One Thing
Each test case should only ever test
one thing. If you ever find yourself
putting “and” in the test case name,
you’re doing something wrong.
I hope this means we can move on from "getters and sett...
Eclipse: All my projects disappeared from Project Explorer
It seems like all my projects (except one) disappeared from the view Project Explorer.
33 Answers
...
assertEquals vs. assertEqual in python
...ted aliases :
For historical reasons, some of the TestCase methods had one or more aliases that are now deprecated. The following table lists the correct names along with their deprecated aliases:
Method Name | Deprecated alias | Deprecated alias
--------------+------------------+-----------...
How can I maximize the editor pane in IntelliJ IDEA?
...nce is you'll have to use the up/down arrow keys instead of the left/right ones. These shortcuts work for all tool window.
– ehsanullahjan
Jun 14 '12 at 1:46
...
NumPy: function for simultaneous max() and min()
...n optimized C version ...):
subroutine minmax1(a,n,amin,amax)
implicit none
!f2py intent(hidden) :: n
!f2py intent(out) :: amin,amax
!f2py intent(in) :: a
integer n
real a(n),amin,amax
integer i
amin = a(1)
amax = a(1)
do i=2, n
if(a(i) > amax)then
amax = a(i)
...
How do I find out which DOM element has the focus?
...crolldivs', 0 or 1 of those divs is scrollable by arrow keys. If you click one, that div is focused. If you click outside all, the body is focused. How do you find out which scrolldiv is focused? jsfiddle.net/rudiedirkx/bC5ke/show (check console)
– Rudie
Oct 22...
URL Encode a string in jQuery for an AJAX request
...
Try encodeURIComponent.
Encodes a Uniform Resource Identifier (URI) component by replacing each instance of certain characters by one, two, three, or four escape sequences representing the UTF-8 encoding of the character (will only be fou...