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What do all of Scala's symbolic operators mean?
Scala syntax has a lot of symbols. Since these kinds of names are difficult to find using search engines, a comprehensive list of them would be helpful.
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Run PHP Task Asynchronously
I work on a somewhat large web application, and the backend is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they h...
Why would a static nested interface be used in Java?
I have just found a static nested interface in our code-base.
11 Answers
11
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Should import statements always be at the top of a module?
PEP 08 states:
20 Answers
20
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How do you determine the ideal buffer size when using FileInputStream?
I have a method that creates a MessageDigest (a hash) from a file, and I need to do this to a lot of files (>= 100,000). How big should I make the buffer used to read from the files to maximize performance?
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How do you parse and process HTML/XML in PHP?
How can one parse HTML/XML and extract information from it?
30 Answers
30
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Run a Docker image as a container
After building a Docker image from a dockerfile , I see the image was built successfully, but what do I do with it? Shouldn't i be able to run it as a container?
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Is there a way to 'pretty' print MongoDB shell output to a file?
Specifically, I want to print the results of a mongodb find() to a file. The JSON object is too large so I'm unable to view the entire object with the shell window size.
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In C, how should I read a text file and print all strings
I have a text file named test.txt
7 Answers
7
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What are the differences between Abstract Factory and Factory design patterns?
I know there are many posts out there about the differences between these two patterns, but there are a few things that I cannot find.
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