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How to know what the 'errno' means?
When calling execl(...) , I get an errno=2 . What does it mean? How can I know the meaning of this errno ?
15 Answers
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Finding what branch a Git commit came from
Is there a way to find out what branch a commit comes from given its SHA-1 hash value?
14 Answers
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^M at the end of every line in vim
When I am editing source files using vim and other editors sometimes at the end of the line I get these ^M characters at the end of each line. I think that it has something to do with editing a file in windows and then in linux. How can I remove all of these automatically?
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When should you not use virtual destructors?
Is there ever a good reason to not declare a virtual destructor for a class? When should you specifically avoid writing one?
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Append an array to another array in JavaScript [duplicate]
How do you append an array to another array in JavaScript?
1 Answer
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How to get a Fragment to remove itself, i.e. its equivalent of finish()?
I'm converting an app to use fragments using the compatibility library.
Now currently I have a number of activities (A B C D) which chain onto one another, D has a button 'OK' which when pressed calls finish which then bubbles up through onActivityResult() to additionally destroy C and B.
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How do you find the sum of all the numbers in an array in Java?
...ng a problem finding the sum of all of the integers in an array in Java. I cannot find any useful method in the Math class for this.
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How do you copy a record in a SQL table but swap out the unique id of the new row?
This question comes close to what I need, but my scenario is slightly different. The source table and destination table are the same and the primary key is a uniqueidentifier (guid). When I try this:
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Executing multi-line statements in the one-line command-line?
I'm using Python with -c to execute a one-liner loop, i.e.:
17 Answers
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How to convert an int to a hex string?
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