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Reading output of a command into an array in Bash
...e; do
my_array+=( "$line" )
done < <( my_command )
As suggested by Charles Duffy in the comments (thanks!), the following might perform better than the loop method in number 2:
IFS=$'\n' read -r -d '' -a my_array < <( my_command && printf '\0' )
Please make sure you use e...
Can I apply a CSS style to an element name?
...
For future googlers, FYI, the method in the answer by @meder , can be used with any element that has a name attribute, so lets say theres an <iframe> with the name xyz then you can use the rule as belows.
iframe[name=xyz] {
display: none;
}
The name attrib...
What is the `data-target` attribute in Bootstrap 3?
... me what is the system or behavior behind the data-target attribute used by Bootstrap 3?
2 Answers
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What is the most compatible way to install python modules on a Mac?
...to compile. As soon as you want a Python package that needs a library used by non Python programs, try to avoid easy_install or pip
At some point you will find that there are some packages missing within MacPorts. I do not believe that MacPorts will ever give you the whole CheeseShop. For example,...
What is wrong with using goto? [duplicate]
... answered Aug 19 '10 at 0:10
Byron WhitlockByron Whitlock
48.4k2626 gold badges112112 silver badges164164 bronze badges
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How can I read input from the console using the Scanner class in Java?
... Let's say I only use the scanner once and don't want to clutter my code by initializing an then closing the Scanner - is there a way to get input from the user without constructing a class?
– Nearoo
Oct 13 '17 at 8:12
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How does `scp` differ from `rsync`?
...option. If the transfer is interrupted, you can resume it where it stopped by reissuing the command. See Sid Kshatriya's answer.
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How do I clear the std::queue efficiently?
...ed one after the other and the cost is linear, but they are not accessible by anyone else other than the local function. In a multithreaded environment, you would lock, swap a non-temporary queue with the original one, unlock (to allow for concurrent accesses) and let the swapped queue die. This way...
How to determine when Fragment becomes visible in ViewPager
...mine when Fragment becomes visible in ViewPager
You can do the following by overriding setUserVisibleHint in your Fragment:
public class MyFragment extends Fragment {
@Override
public void setUserVisibleHint(boolean isVisibleToUser) {
super.setUserVisibleHint(isVisibleToUser);
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How to get the current time in YYYY-MM-DD HH:MI:Sec.Millisecond format in Java?
...blesome old java.util.Date/.Calendar classes. The new classes are inspired by the highly successful Joda-Time framework, intended as its successor, similar in concept but re-architected. Defined by JSR 310. Extended by the ThreeTen-Extra project. See the Tutorial.
Be aware that java.time is capable...