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How would I get a cron job to run every 30 minutes?
...rontab does not understand "intervals", it only understands "schedule"
valid hours: 0-23 -- valid minutes: 0-59
example #1
30 * * * * your_command
this means "run when the minute of each hour is 30" (would run at: 1:30, 2:30, 3:30, etc)
example #2
*/30 * * * * your_command
this means "run whe...
How can I get the list of files in a directory using C or C++?
How can I determine the list of files in a directory from inside my C or C++ code?
26 Answers
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Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
...r in the expression evaluator". Add watch function works normal on client side, but in service code it broken. I'm trying to debug my own WCF service running on the localhost. Could you help me, how to repair this?
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Browse orphaned commits in Git
...nstruct history.
In my case though, the repository was corrupted so this didn't help; git fsck can help you find and sometimes fix errors in the repository itself.
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What does the question mark in Java generics' type parameter mean?
...en the only thing you can pass in is a List<HasWord>.
However, if said signature was List<? extends HasWord> then you could pass in a List<ChildOfHasWord> instead.
Note that there is a subtle difference between List<? extends HasWord> and List<? super HasWord>. As Jo...
How can I get maven-release-plugin to skip my tests?
...h I could vote you 2 up. I spent hours trying to get this right... but 1. Did I miss something in the documentation or is the mvn documentation missing something ? 2. I had <skipTests>true</skipTests> configured in my company POM. Still did not work. What worked was your solution.
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Remote debugging a Java application
...va files or you have the .jar / .class files combined with the decompiler. IDE such as Eclipse can have a decompiler such as JDecompiler installed so that you can debug the .class file as if it's a .java file (excluding the comments).
– Iwan Satria
Feb 3 '18 at...
`new function()` with lower case “f” in JavaScript
...rk well in all major browsers and it also seems to be fairly effective at hiding private variables. Here's an example:
3 A...
Class with Object as a parameter
...rties and super do not work with classic classes.
In Python2 it is a good idea to make all classes new-style classes. (Though a lot of classes in the standard library are still classic classes, for the sake of backward-compatibility.)
In general, in a statement such as
class Foo(Base1, Base2):
...
What is MOJO in Maven?
... @Lynn Crumbling Taking the definition following the link you provided alone your short answer is exhaustive, indeed. But regarding the additional explanation in the second link given by Javateer reveals that the people deciding for the name Mojo thought to play with the word magical as wel...