大约有 7,710 项符合查询结果（耗时：0.0324秒） [XML]
General suggestions for debugging in R
...
I'd say that debugging is an art form, so there's no clear silver bullet. There are good strategies for debugging in any language, and they apply here too (e.g. read this nice article). For instance, the first thing is to reproduce the problem...if you can...
What do the different readystates in XMLHttpRequest mean, and how can I use them?
...st object from a web page there's almost nothing(*) you can do with that information, since you don't have access to the extended properties that allow you to read the partial data.
readyState 4 is the only one that holds any meaning.
(*: about the only conceivable use I can think of for checking ...
Implementing slicing in __getitem__
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
RESTful Authentication via Spring
...oblem:
We have a Spring MVC-based RESTful API which contains sensitive information. The API should be secured, however sending the user's credentials (user/pass combo) with each request is not desirable. Per REST guidelines (and internal business requirements), the server must remain stateless. Th...
When should I use double instead of decimal?
...eably for accuracy here) will steadily decrease after each operation is performed. This is due to two reasons:
the fact that certain numbers (most obviously decimals) can't be truly represented in floating point form
rounding errors occur, just as if you were doing the calculation by hand. It dep...
PowerShell: Store Entire Text File Contents in Variable
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
What are Makefile.am and Makefile.in?
... that lists the operating system features that the package can use, in the form of M4 macro calls."
"automake is a tool for automatically generating Makefile.in files compliant with the GNU Coding Standards. Automake requires the use of Autoconf."
Manuals:
GNU AutoTools (The definitive manual on th...
Why define an anonymous function and pass it jQuery as the argument?
...d by your JavaScript code.
Modules vs DOMReady In Backbone Code
It's bad form to define your Backbone code inside of jQuery's DOMReady function, and potentially damaging to your application performance. This function does not get called until the DOM has loaded and is ready to be manipulated. That...
What does glLoadIdentity() do in OpenGL?
...trixMode(GL_PROJECTION) : deals with the matrices used by perspective transformation or orthogonal transformation.
glMatrixMode(GL_MODELVIEW) : deals with matrices used by model-view transformation. That is, to transform your object (aka model) to the view coordinate space (or camera space).
...
Difference between a Seq and a List in Scala
...q and ParSeq. The latter methods run in parallel where possible, while the former is parent to both Seq and ParSeq, being a suitable generalization for when parallelism of a code doesn't matter. They are both relatively newly introduced, so people doesn't use them much yet.
...