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How to file split at a line number [closed]
...last split, so
split -l 300000 file_name
will output xaa with 300k lines and xab with 100k lines, for an input with 400k lines.
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How do I update the element at a certain position in an ArrayList? [duplicate]
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Let arrList be the ArrayList and newValue the new String, then just do:
arrList.set(5, newValue);
This can be found in the java api reference here.
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Integer.valueOf() vs. Integer.parseInt() [duplicate]
Aside from Integer.parseInt() handling the minus sign (as documented), are there any other differences between Integer.valueOf() and Integer.parseInt() ?
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Installed Ruby 1.9.3 with RVM but command line doesn't show ruby -v
...f /usr/share/ruby-rvm /etc/rvmrc /etc/profile.d/rvm.sh
open new terminal and validate environment is clean from old RVM settings (should be no output):
env | grep rvm
if there was output, try to open new terminal, if it does not help then restart your computer.
install RVM:
\curl -L https://g...
Bootstrap Responsive Text Size [duplicate]
I am trying to build a responsive layout using bootstrap and currently am defining some of the titles with font-size:3em;
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Testing for empty or nil-value string [duplicate]
...t’s false, empty, or a whitespace string. For example, "", " ", nil, [], and {} are all blank.
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How can I disable __vwd/js/artery in VS.NET 2013?
I've upgraded to VS.NET 2013, and now, every time I start to debug an ASP.NET MVC4 app in IIS, some how __vwd/js/artery is created, this script is interfering with my RequireJS setup and it crashes the jQuery reference.
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Rubymine: How to make Git ignore .idea files created by Rubymine
...n't care about. But it keeps preventing me from checking out new branches, and makes my version of .idea/ different from my coworkers.
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What is the difference between mocking and spying when using Mockito?
...rtial mocks.
Before release 1.8 spy() was not producing real partial mocks and it was confusing for some users. Read more about spying: here or in javadoc for spy(Object) method.
callRealMethod() was introduced after spy(), but spy() was left there of course, to ensure backward compatibility.
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How to insert a row in an HTML table body in JavaScript
I have an HTML table with a header and a footer:
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