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How to remove the lines which appear on file B from another file A?
...e a set, where there won't be any duplicate values (keys)
!($0 in a) we're now in the next file(s), in is a contains test, here it's checking whether current line is in the set we populated in the first step from the first file, ! negates the condition. What is missing here is the action, which by...
What is the difference between
... i have met somewhere in code this variant else <%== %> does anyone know what is it?
– okliv
Jul 11 '12 at 17:03
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What is a “bundle” in an Android application
...in anystring with bundle key "myname"
b.putString("myname", anystring);
Now, create an Intent object
Intent in = new Intent(getApplicationContext(), secondActivity.class);
Pass bundle object b to the intent
in.putExtras(b);
and start second activity
startActivity(in);
In the second act...
Is there a JavaScript function that can pad a string to get to a determined length?
...e relevant. The curse of recursion only applies when a programmer doesn't know when its appropriate.
– hypno7oad
Jul 31 '13 at 4:36
12
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Does .asSet(…) exist in any API?
...
Now with Java 8 you can do this without need of third-party framework:
Set<String> set = Stream.of("a","b","c").collect(Collectors.toSet());
See Collectors.
Enjoy!
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How to debug Spring Boot application with Eclipse?
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Note that with Java 8 (I don't know about other versions) running java -agentlib:jdwp=help states "The older -Xrunjdwp interface can still be used, but will be removed in a future release". Instead use -agentlib:jdwp=transport=dt_socket,address=8000,server...
What is the difference between visibility:hidden and display:none?
...the line. Everyone in line will then move forward one position to fill the now empty slot. This is like display:none.
Contrast this with the similar situation, but that someone in front of you puts on an invisibility cloak. While viewing the line, it will look like there is an empty space, but peop...
Can hash tables really be O(1)?
It seems to be common knowledge that hash tables can achieve O(1), but that has never made sense to me. Can someone please explain it? Here are two situations that come to mind:
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insert vs emplace vs operator[] in c++ map
...ou be able to use this call? v.emplace(v.end(), 10, 10); ...or would you now need to use: v.emplace(v.end(), foo(10, 10) ); ?
– Kaitain
Dec 18 '15 at 15:50
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How can I search Git branches for a file or directory?
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This works if you know the exact path to somefile: if you need regex search over the path/filename, for example, then you can use ididak's answer.
– ShreevatsaR
Feb 27 '12 at 9:05
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