大约有 46,000 项符合查询结果（耗时：0.0613秒） [XML]
Why can't C++ be parsed with a LR(1) parser?
...biguities".
It goes on to give a number of examples (see page 147 of the pdf).
The example is:
int(x), y, *const z;
meaning
int x;
int y;
int *const z;
Compare to:
int(x), y, new int;
meaning
(int(x)), (y), (new int));
(a comma-separated expression).
The two token sequences have the ...
Why em instead of px?
... related to each other; that is, 1in is always 96px, just as 1in is always 72pt. (Note that 1in is almost never actually a physical inch when talking about screen-based media). All absolute measurements assume a nominal screen resolution of 96ppi and a nominal viewing distance of a desktop monitor...
How to create a density plot in matplotlib?
...her query to ask my data is discrete in nature and I am trying to plot the PDF for that, after reading through scipy doc I understood that PMF = PDF any suggestions on that how to plot it?
– Sitz Blogz
Apr 19 '16 at 19:31
...
Why does Java switch on contiguous ints appear to run faster with added cases?
... ;*new ; - javaapplication4.Test1::multiplyByPowerOfTen@72 (line 83)
; {runtime_call}
0x00000000024f0190: int3 ;*new ; - javaapplication4.Test1::multiplyByPowerOfTen@72 (line 83)
0x00000000024f0191: mulsd ...
How to sort in-place using the merge sort algorithm?
...result", this paper describes a couple of variants of in-place merge sort (PDF):
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.22.5514&rep=rep1&type=pdf
In-place sorting with fewer moves
Jyrki Katajainen, Tomi A. Pasanen
It is shown that an array of n
elements can be sor...
Why does Dijkstra's algorithm use decrease-key?
...nsert version. See http://www.cs.utexas.edu/users/shaikat/papers/TR-07-54.pdf
Their basic conclusion was not to use the decrease-key for most graphs. Especially for sparse graphs, the non-decrease key is significantly faster than the decrease-key version. See the paper for more details.
...
Does a favicon have to be 32x32 or 16x16?
... Safari Reader List sidebar in HiDPI/Retina
70 x 70 – Win 8.1 Metro tile
72 x 72 – iPad touch up to iOS6
76 x 76 – iOS7
96 x 96 – GoogleTV
114 x 114 – iPhone retina touch up to iOS6
120 x 120 – iPhone retina touch iOS7
128 x 128 – Chrome Web Store app, Android
144 x 144 – IE10 Metro ...
xml2-config not found. Please check your libxml2 installation - 更多技...
xml2-config not found. Please check your libxml2 installation安装php时报错：checking libxml2 install dir... nochecking for xml2-config path... configure: error: xml2-config not fo...安装php时报错：
checking libxml2 install dir... no
checking for xml2-config path...
configure: error...
Office2013密钥 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Office2013密钥更新中来自Office2013激活吧PRO PLUS:9RN4T-JPBQV-XQMC9-PM9FP-PGWP9TKX7J-VDN26-Y2WKQ-7MG8R-X2CC9N9M8X-QDKGK-W27Q6-2GQYT-TJC9K4VNXV-F...更新中
来自Office2013激活吧
PRO PLUS:
9RN4T-JPBQV-XQMC9-PM9FP-PGWP9
TKX7J-VDN26-Y2WKQ-7MG8R-X2CC9
N9M8X-QDKGK-W27Q6-2GQYT-TJC9K...
Why is require_once so bad to use?
...
72
But that's 2 microseconds sooner the user would have the page. Over a year of page views, that could save the user a whole 3 seconds! They ...