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How can I delete a newline if it is the last character in a file?
I have some files that I'd like to delete the last newline if it is the last character in a file. od -c shows me that the command I run does write the file with a trailing new line:
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Is there a query language for JSON?
Is there a (roughly) SQL or XQuery-like language for querying JSON?
22 Answers
22
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Javascript: negative lookbehind equivalent?
Is there a way to achieve the equivalent of a negative lookbehind in javascript regular expressions? I need to match a string that does not start with a specific set of characters.
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When editing Microsoft Office VBA, how can I disable the popup “Compile error” messages?
When you're editing a Microsoft Office VBA macro or function, you will often move your cursor from a line that you haven't finished. For example, to go copy something you want to paste into that line. But, if that partial line isn't syntactically valid, the VBA editor interrupts your work by poppi...
Twitter Bootstrap - how to center elements horizontally or vertically
is there any way to center html elements vertically or horizontally inside the main parents?
12 Answers
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Should I use @EJB or @Inject
I have found this question: What is the difference between @Inject and @EJB but I did not get any wiser. I have not done Java EE before nor do I have experience with dependency injection so I do not understand what I should use?
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OpenShift rhc setup using multiple accounts
I have two accounts on Openshift platform. How can I setup my computer so that I can manage both of them with rhc ? I cannot find any relevant option in the command line arguments.
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How can one use multi threading in PHP applications
Is there a realistic way of implementing a multi-threaded model in PHP whether truly, or just simulating it. Some time back it was suggested that you could force the operating system to load another instance of the PHP executable and handle other simultaneous processes.
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Check with jquery if div has overflowing elements
I have a div with a fixed height and overflow:hidden;
9 Answers
9
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Why do I need Transaction in Hibernate for read-only operations?
Why do I need Transaction in Hibernate for read-only operations?
4 Answers
4
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