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How to delete/create databases in Neo4j?
...raph database Neo4j like in MySQL? Or, at least, how to delete all nodes and relationships of an existing graph to get a clean setup for tests, e.g., using shell commands similar to rmrel or rm ?
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Setting environment variables on OS X
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Bruno is right on track. I've done extensive research and if you want to set variables that are available in all GUI applications, your only option is /etc/launchd.conf.
Please note that environment.plist does not work for applications launched via Spotlight. This is documented...
Which kind of pointer do I use when?
...wrote C++ for a living, std::auto_ptr was all the std lib had available, and boost::shared_ptr was all the rage. I never really looked into the other smart pointer types boost provided. I understand that C++11 now provides some of the types boost came up with, but not all of them.
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How to close IPython Notebook properly?
... notebook as a single-user application, where the user is free to stop it, and as a multi-user server, where only an admin should be able to stop it. We haven't quite worked out how to handle the differences yet.
(For future readers, this is the situation with 0.12 released and 0.13 in development....
Re-doing a reverted merge in Git
...owever, the time has come to merge 28s into develop , but git-merge command sees the original merge, and happily announces that all is well and branches have been already merged. What do I do now? Create a 'Revert "Revert "28s -> develop"" ' commit? Doesn't seem to be a good way to do it, but I c...
Align two inline-blocks left and right on same line
How can I align two inline-blocks so that one is left and the other is right on the same line? Why is this so hard? Is there something like LaTeX's \hfill that can consume the space between them to achieve this?
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MySQL vs MongoDB 1000 reads
I have been very excited about MongoDb and have been testing it lately. I had a table called posts in MySQL with about 20 million records indexed only on a field called 'id'.
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Textarea onchange detection
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You will need to use onkeyup and onchange for this. The onchange will prevent context-menu pasting, and the onkeyup will fire for every keystroke.
See my answer on How to impose maxlength on textArea for a code sample.
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Multiple models in a view
...want to have 2 models in one view. The page contains both LoginViewModel and RegisterViewModel .
12 Answers
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Redefining NULL
I'm writing C code for a system where address 0x0000 is valid and contains port I/O. Therefore, any possible bugs that access a NULL pointer will remain undetected and at the same time cause dangerous behaviour.
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