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Reading a file line by line in Go
I'm unable to find file.ReadLine function in Go. I can figure out how to quickly write one, but I am just wondering if I'm overlooking something here. How does one read a file line by line?
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How does functools partial do what it does?
I am not able to get my head on how the partial works in functools.
I have the following code from here :
7 Answers
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Why doesn't await on Task.WhenAll throw an AggregateException?
In this code:
8 Answers
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Subtract two variables in Bash
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You just need a little extra whitespace around the minus sign, and backticks:
COUNT=`expr $FIRSTV - $SECONDV`
Be aware of the exit status:
The exit status is 0 if EXPRESSION is neither null nor 0, 1 if EXPRESSION is null or 0.
Keep this in mind when using the expression i...
What does passport.session() middleware do?
I am building an authentication system using Passport.js using Easy Node Authentication: Setup and Local tutorial .
4 Answ...
What is Bit Masking?
I am fairly new to C programming, and I encountered bit masking. Can someone explain to me the general concept and function of bit masking? Examples are much appreciated.
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How do I install a plugin for vim?
I'd like to try the plugin for Vim linked below. It adds syntax highlighting for .haml and (perhaps) .sass files.
5 Ans...
How to save traceback / sys.exc_info() values in a variable?
I want to save the name of the error and the traceback details into a variable. Here's is my attempt.
5 Answers
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Linear Regression and group by in R
I want to do a linear regression in R using the lm() function. My data is an annual time series with one field for year (22 years) and another for state (50 states). I want to fit a regression for each state so that at the end I have a vector of lm responses. I can imagine doing for loop for each ...
How can I replace every occurrence of a String in a file with PowerShell?
Using PowerShell, I want to replace all exact occurrences of [MYID] in a given file with MyValue . What is the easiest way to do so?
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