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How to split a large text file into smaller files with equal number of lines?

I've got a large (by number of lines) plain text file that I'd like to split into smaller files, also by number of lines. So if my file has around 2M lines, I'd like to split it up into 10 files that contain 200k lines, or 100 files that contain 20k lines (plus one file with the remainder; being ev...
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Send string to stdin

Is there a way to effectively do this in bash: 6 Answers 6 ...
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Adding a y-axis label to secondary y-axis in matplotlib

I can add a y label to the left y-axis using plt.ylabel , but how can I add it to the secondary y-axis? 3 Answers ...
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What is the performance cost of having a virtual method in a C++ class?

... (or any of its parent classes) means that the class will have a virtual table, and every instance will have a virtual pointer. ...
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What is the Java ?: operator called and what does it do?

I have been working with Java a couple of years, but up until recently I haven't run across this construct: 16 Answers ...
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Where does the iPhone Simulator store its data?

I have a SQLite DB that I'm using to store app data, and I could do with taking a look inside it to debug a problem I'm having - but where does the iPhone Simulator store its data, typically? ...
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What is the difference between float and double?

I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the case? When are floats and doubles interchangeable? What are the d...
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Alternate FizzBuzz Questions [closed]

Anybody have any good FizzBuzz type questions that are not the FizzBuzz problem? 14 Answers ...
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Java Pass Method as Parameter

I am looking for a way to pass a method by reference. I understand that Java does not pass methods as parameters, however, I would like to get an alternative. ...
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How do you add a Dictionary of items into another Dictionary

... Dima 22.7k55 gold badges4949 silver badges8181 bronze badges answered Jun 5 '14 at 5:14 shucaoshucao ...