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How do I use the new computeIfAbsent function?
...t without a helper method (but you won’t see the debugging output then). And even simpler, as it is a simple delegation to an existing method you could write: whoLetDogsOut.computeIfAbsent("snoop", String::isEmpty); This delegation does not need any parameters to be written.
To be closer to the e...
How to stop Visual Studio from “always” checking out solution files?
...of these. I removed it, checked in the solution, closed then re-opened it, and no more automatic check out.
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How to escape the % (percent) sign in C's printf?
... this won't work. \045 is compile-time escape that is part of the language and will turn into % when compiled. printf is a run-time function, so it deals with bytes of your string, not with C source code, and it has its own escape sequences that are parts of the function. In short, printf is a "lang...
Numbering rows within groups in a data frame
...g this approach, make sure that you are not getting conflicts between plyr and dplyr as explained in this post It can be avoided by explicitly calling dplyr::mutate(...)
– EcologyTom
Apr 10 '18 at 14:16
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What are the differences between JSON and JSONP?
Format wise, file type wise and practical use wise?
8 Answers
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How JavaScript closures are garbage collected
I've logged the following Chrome bug , which has led to many serious and non-obvious memory leaks in my code:
6 Answers
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Can I set a breakpoint on 'memory access' in GDB?
I am running an application through gdb and I want to set a breakpoint for any time a specific variable is accessed / changed. Is there a good method for doing this? I would also be interested in other ways to monitor a variable in C/C++ to see if/when it changes.
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Does anyone know what the new Exit icon is used for when editing storyboards using Xcode 4.5?
...u Ctrl-dragged to the exit icon will pop back to the first view controller and maintain its original state (ie UI elements such as text input supposedly still intact).
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OWIN Startup Class Missing
...through Nuget still getting the same issue. I'm using Visual Studio 2012 and MVC4 .
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How to drop all user tables?
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This worked very well and it doesn't require that I have authority on the Oracle server to delete and re-add my user. Bravo. Great answer.
– djangofan
May 11 '11 at 22:43
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