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Bash script processing limited number of commands in parallel
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Use the wait built-in:
process1 &
process2 &
process3 &
process4 &
wait
process5 &
process6 &
process7 &
process8 &
wait
For the above example, 4 processes process1 ... process4 would be started in the backgro...
Difference between scaling horizontally and vertically for databases [closed]
I have come across many NoSQL databases and SQL databases. There are varying parameters to measure the strength and weaknesses of these databases and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
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How to diff one file to an arbitrary version in Git?
... file, say pom.xml , from the master branch to an arbitrary older version in Git?
13 Answers
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What is the difference between Left, Right, Outer and Inner Joins?
I am wondering how to differentiate all these different joins ...
9 Answers
9
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The name 'InitializeComponent' does not exist in the current context
If I create a new project in Visual Studio 2010 SP1 and select "WPF Application" and tries to build the generated application, I get the error
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Constructor initialization-list evaluation order
...uctor that takes some arguments. I had assumed that they were constructed in the order listed, but in one case it appears they were being constructed in reverse resulting in an abort. When I reversed the arguments the program stopped aborting. This is an example of the syntax I'm using. The thing...
Convert unix time to readable date in pandas dataframe
I have a dataframe with unix times and prices in it. I want to convert the index column so that it shows in human readable dates.
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Read-only and non-computed variable properties in Swift
I'm trying to figure out something with the new Apple Swift language. Let's say I used to do something like the following in Objective-C. I have readonly properties, and they cannot be individually changed. However, using a specific method, the properties are changed in a logical way.
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本文档最初由米尔斯学院（Mills College）的 Kate Feeney 为 AI Classic 编写...
How to add a line break in an Android TextView?
I am trying to add a line break in the TextView.
25 Answers
25
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