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What is the best way to ensure only one instance of a Bash script is running? [duplicate]
What is the simplest/best way to ensure only one instance of a given script is running - assuming it's Bash on Linux?
14 An...
how to edit .csproj file
When I am compiling my .csproj file using .NET framework 4.0 MSBUILD.EXE file I am getting an error "lable01" not found in the current context of "website01.csproj"
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Verify version of rabbitmq
How can I verify which version of rabbitmq is running on a server?
11 Answers
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Is Task.Result the same as .GetAwaiter.GetResult()?
I was recently reading some code that uses a lot of async methods, but then sometimes needs to execute them synchronously. The code does:
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how do I query sql for a latest record date for each user
I have a table that is a collection entries as to when a user was logged on.
22 Answers
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How to create PDF files in Python [closed]
I'm working on a project which takes some images from user and then creates a PDF file which contains all of these images.
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Make the current Git branch a master branch
I have a repository in Git. I made a branch, then did some changes both to the master and to the branch.
14 Answers
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Split (explode) pandas dataframe string entry to separate rows
I have a pandas dataframe in which one column of text strings contains comma-separated values. I want to split each CSV field and create a new row per entry (assume that CSV are clean and need only be split on ','). For example, a should become b :
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What is the real overhead of try/catch in C#?
So, I know that try/catch does add some overhead and therefore isn't a good way of controlling process flow, but where does this overhead come from and what is it's actual impact?
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How can I extract a predetermined range of lines from a text file on Unix?
I have a ~23000 line SQL dump containing several databases worth of data. I need to extract a certain section of this file (i.e. the data for a single database) and place it in a new file. I know both the start and end line numbers of the data that I want.
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