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Preferred Java way to ping an HTTP URL for availability
I need a monitor class that regularly checks whether a given HTTP URL is available. I can take care of the "regularly" part using the Spring TaskExecutor abstraction, so that's not the topic here. The question is: What is the preferred way to ping a URL in java?
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How to Batch Rename Files in a macOS Terminal?
I have a folder with a series of files named:
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URLWithString: returns nil
it may be very easy, but I don't seems to find out why is URLWithString: returning nil here.
7 Answers
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How can I remove an entry in global configuration with git config?
I ran a global configuration command in git to exclude certain files using a .gitignore_global file:
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Search for executable files using find command
What type of parameter/flag can I use with the Unix find command so that I search executables?
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Word wrap for a label in Windows Forms
How can one get word wrap functionality for a Label for text which goes out of bounds?
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How do I keep a label centered in WinForms?
In WinForms I am using a Label to display different messages like success, failure, etc.
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ExecutorService, how to wait for all tasks to finish
What is the simplest way to to wait for all tasks of ExecutorService to finish? My task is primarily computational, so I just want to run a large number of jobs - one on each core. Right now my setup looks like this:
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How to find/identify large commits in git history?
I have a 300 MB git repo. The total size of my currently checked-out files is 2 MB, and the total size of the rest of the git repo is 298 MB. This is basically a code-only repo that should not be more than a few MB.
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Get keys from HashMap in Java
I have a Hashmap in Java like this:
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