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What is the best way to get the count/length/size of an iterator?
Is there a "computationally" quick way to get the count of an iterator?
9 Answers
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Convert PEM to PPK file format
Is there a way to convert PEM files to PPK files? (you may guess that Amazon EC2 gives me a PEM file, and I need to use the PPK format for SSH connectivity).
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Hibernate JPA Sequence (non-Id)
Is it possible to use a DB sequence for some column that is not the identifier/is not part of a composite identifier ?
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Python: How to ignore an exception and proceed? [duplicate]
I have a try...except block in my code and When an exception is throw. I really just want to continue with the code because in that case, everything is still able to run just fine. The problem is if you leave the except: block empty or with a #do nothing, it gives you a syntax error. I can't use con...
How can I select from list of values in SQL Server
I have very simple problem that I can't solve. I need to do something like this:
13 Answers
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What is the significance of #pragma marks? Why do we need #pragma marks?
What is the purpose of #pragma marks in Xcode? Does their location in .m files matter? Should some #pragma come before all others?
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Why is it recommended to have empty line in the end of a source file?
Some code style tools recommend this and I remember seeing some unix command line tools warning about missing empty line.
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builder for HashMap
Guava provides us with great factory methods for Java types, such as Maps.newHashMap() .
15 Answers
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Perform .join on value in array of objects
If I have an array of strings, I can use the .join() method to get a single string, with each element separated by commas, like so:
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How do I save a String to a text file using Java?
In Java, I have text from a text field in a String variable called "text".
24 Answers
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