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Network usage top/htop on Linux
...ocess.
NetHogs does not rely on a special kernel module to be loaded. If there's suddenly a lot of network traffic, you can fire up NetHogs and immediately see which PID is causing this. This makes it easy to identify programs that have gone wild and are suddenly taking up your bandwidth.
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How to read a file line-by-line into a list?
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I checked the memory profile of different ways given in the answers using the procedure mentioned here. The memory usage is far better when each line is read from the file and processed, as suggested by @DevShark here. Holding all lines in a collection objec...
Create Windows service from executable
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The path also needs to be the fully qualified path - I could not get my service to start by using a relative path.
– RunOfTheShipe
Apr 3 '17 at 8:26
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Comparing arrays in JUnit assertions, concise built-in way?
...g.junit.Assert;
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Assert.assertArrayEquals( expectedResult, result );
If this method is not available, you may have accidentally imported the Assert class from junit.framework.
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The command rbenv install is missing
...stall ruby-build
# Building ruby-build form Ports will install rbenv only if the RBENV option is set
cd /usr/ports/devel/ruby-build
make install
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How to assign a heredoc value to a variable in Bash?
...-r -d '' VAR <<'EOF'
abc'asdf"
$(dont-execute-this)
foo"bar"''
EOF
If you don't quote the variable when you echo it, newlines are lost. Quoting it preserves them:
$ echo "$VAR"
abc'asdf"
$(dont-execute-this)
foo"bar"''
If you want to use indentation for readability in the source code, use...
List distinct values in a vector in R
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If the data is actually a factor then you can use the levels() function, e.g.
levels( data$product_code )
If it's not a factor, but it should be, you can convert it to factor first by using the factor() function, e.g.
lev...
Unable to access JSON property with “-” dash
...).
To access a key that contains characters that cannot appear in an identifier, use brackets:
jsonObj["profile-id"]
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How do I check for nulls in an '==' operator overload without infinite recursion?
...e(foo1 == foo2);
public static bool operator ==(Foo foo1, Foo foo2) {
if (object.ReferenceEquals(null, foo1))
return object.ReferenceEquals(null, foo2);
return foo1.Equals(foo2);
}
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Remove last character from C++ string
...ur example is confusing, I think that the essence of the question is to modify the original string, in your example you're not modifying the original string, because in your example the original string is called "myString" which gives to the confusion, in the question it is "st". Your code should be...