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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...
Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
... You can add this to your logging.properties to suppress warnings while reading your config: org.apache.tomcat.util.digester.Digester.level = SEVERE
– Christian
Oct 8 '12 at 19:23
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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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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...
How can I find the location of origin/master in git, and how do I change it?
... about that sort of thing. We want simple, straightforward answers. We can read about the subtleties later, once we've solved the pressing problem.)
Earl
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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. ...
How to add Active Directory user group as login in SQL Server
... for DataAccess group and set the login's user mapping to have public, datareader, and datawriter access on a database. The user can't log in. If I add the user specifically, and assign the exact same mapping permission, then he can log in. When I click on Securables > Effective Permissions fo...
Why would I use a templating engine? jsp include and jstl vs tiles, freemarker, velocity, sitemesh
...g the abstract syntax tree they are parsed into will be cached rather than read from disk each time. Either way (and I don't have solid numbers for this), Velocity has always just felt fast for me.
Layout reorganization - if you want to move the breadcrumb above the menu, or the login box above ...
UIGestureRecognizer on UIImageView
...d if it is in either the began or changed UIGestureRecognizerState we will read the gesture's scale/rotation/translation property, apply that data to an affine transform, apply the affine transform to the image view, and then reset the gestures scale/rotation/translation.
- (void)pinchGestureDe...
git rebase without changing commit timestamps
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If you've already screwed up the commit dates (perhaps with a rebase) and want to reset them to their corresponding author dates, you can run:
git filter-branch --env-filter 'GIT_COMMITTER_DATE=$GIT_AUTHOR_DATE; export GIT_COMMITTER_DAT...