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Cross field validation with Hibernate Validator (JSR 303)
... seems cleaner both from a usability standpoint (his annotation is easy to read and quite functional vs. inelegant javascript->java references), and from a scalability standpoint (I assume there's reasonable overhead to handle the javascript, but maybe Hibernate is caching the compiled code at le...
Why do C and C++ compilers allow array lengths in function signatures when they're never enforced?
...td::array (since C++11)
References
If your function is only trying to read or modify an existing array (not copying it) you can easily use references.
For example, let's assume you want to have a function that resets an array of ten ints setting every element to 0. You can easily do that by u...
How can I concatenate two arrays in Java?
...so been provided, but if the OP is using Apache Commons in their program already (altogether possible considering its popularity) he may still not know this solution. Then he wouldn't be "adding a dependency for this one method," but would be making better use of an existing library.
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select and update database record with a single queryset
...update atomically that is using one update request to the database without reading it first.
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View contents of database file in Android Studio
...le device:
Go to this Github repository and follow the instructions in the readme to be able to view your database on your device. What you get is something like this:
That's it. It goes without saying however that you should undo all these steps before publishing your app.
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Bash, no-arguments warning, and case decisions
...I have several scripts that work as intended using this exact format. Upon reading your response I even retested both for the match and lack thereof. $# will not contain a value if not specified, if there is no positional argument to match what ever # is in your scenario. It makes no sense why bash...
How to use npm with node.exe?
...he permissions appropriately
administrators: modify
authenticated users: read/execute
Set global configuration settings (Administrator Command Prompt)
npm config --global set prefix "C:\ProgramData\npm"
npm config --global set cache "C:\ProgramData\npm-cache"
Add C:\ProgramData\npm to your Sy...
What does “not run” mean in R help pages?
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C & p from Chapter 5.4 (R Documentation Files) of the MUST-TO-READ Creating R Packages: A Tutorial by Friedrich Leisch:
The examples section should contain
executable R code, and automatically
running the code is part of checking
a package. There are two special
markup comm...
Measuring text height to be drawn on Canvas ( Android )
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@keaukraine x / 2 is much more friendly when reading code, considering Chris' comment.
– d3dave
Aug 7 '13 at 20:51
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What does -fPIC mean when building a shared library?
...Code", it is a specialization of the fpic for m68K and SPARC.
Edit: After reading page 11 of the document referenced by 0x6adb015, and the comment by coryan, I made a few changes:
This option only makes sense for shared libraries and you're telling the OS you're using a Global Offset Table, GOT. ...