Time limit:1000MS Memory Limit:32768KB 64bit IO Format:%i64d %i64 U SubmitStatusDescriptionIt is said that in a long long time ago, poor rabbit experienced the biggest blow in life-the race lost to the turtle, heart depressed, vowed to avenge, so hid in the Hangzhou Xiasha Agricultural Park hardships painstaking practice, and finally practiced into a stunt, can not rest at a constant speed (VR m/s) has been running. The rabbit has been trying to fi
of diversification, diversification characteristics.2, technology-driven new entertainment mode trend00 of the user community will no longer touch the red and white machine, tape music and other groups belonging to another group of things, because they live in the era is a science and technology is changing the way of experience and entertainment era.For example, the latest new era of pan-entertainment mode deepub, for such a new user group to provide glasses 3D, hi-fi, micro-cinema,
What is ar?
Before introducing Augmented Reality (AR), we need to talk about virtual reality (VR) first)
VR is translated from the English word virtual reality (VR. VR technology uses computer technology as the core technology to generate a realistic visual, audible, tactile, and other integrated virtual environment, u
Use Example 2) solve the matrix feature value and feature vector Av =
V. The function prototype is as follows,
Lapack_int LAPACKE_dgeev (int matrix_order, char jobvl, char jobvr,Lapack_int n, double * a, lapack_int lda, double * wr,Double * wi, double * vl, lapack_int ldvl, double * vr,Lapack_int ldvr );/*Params:Matrix_order LAPACK_COL_MAJOR or LAPACK_ROW_MAJORJobvl N, indicating that the Left feature vector is not required. V indicates that the requ
Bode plot
Time limit:1000 ms
Memory limit:10000 K
Total submissions:9155
Accepted:6067
DescriptionConsider the AC circuit below. we will assume that the circuit is in steady-state. thus, the voltage at nodes 1 and 2 are given by V1 = vs coswt and v2 = vrcos (wt + q) Where vs is the voltage
The source, W is the frequency (in radians per second), and T is time. VR is the magnfrequency of the voltage drop loss ss the resisto
Original title: HoloLens's father: The smartphone is dead the future everyone wears a helmet.in the smartphone market, whether it's a hardware product or an operating system, Microsoft has suffered a fiasco and shutting down the business is considered just a matter of time. Microsoft has invested heavily in developing augmented reality technology (AR). According to the latest news from the foreign media, Microsoft HoloLens, an inventor recently said that the smartphone has died, the future will
In distributed system, redundant data is the means of guaranteeing reliability, so the consistency maintenance of redundant data is very important. In general, a write operation must update all redundant data to be called a successful end. For example, a data on 5 devices have redundancy, because do not know the reading data will fall on which device, then a write operation, must be 5 devices are updated to complete, write operations to return.For systems with frequent write operations, the bott
Teaching Purpose: To master the definition of graphs and the common terms
Teaching Emphasis: The common terminology of graphs
Teaching Difficulties: common terminology of graphs
Teaching Content:
I. Definition of graphs
A graph is a data structure that is a many-to-many relationship between data elements, plus an abstract data type consisting of a set of basic operations.
ADT graph{
A data Object V:V is a collection of data elements that have the same characteristics, called verte
According to foreign media news, hackers in the European and American Otaku Gathering forum 4chan exposed a large number of Hollywood actress indecent photos, including Jennifer Lopez (Jennifer Lopez), "Spider-Man" heroine Kristin Dunst (Kirsten Dunst), singer Rihanna (Rihanna), Ivy Son (Avril Lavigne), Ally Ariana (Ariana Grande) and other dozens of popular actress.It is reported that the female star indecent photos of a large-scale leakage of the sp
Problem DescriptionChen, Adrian (November 7, 2013). "Doge is an ac-tually good Internet Meme. Wow. ". Gawker. Retrieved November 22, 2013.Doge is a Internet meme that became popular in 2013. The meme typically con-sists of a picture of a Shiba Inu dog ac-companied by multicolored text in Comic Sans MS font in The foreground. The text, representing a kind of internal monologue, is deliberately written in broken 中文版, and usually contains the W Ord "Wow" and the phrases "such X", "Much X", "Many X"
, images of the meme were spammed on Reddit's R/murica subreddit by 4chan ' s random imageboard,/b/. A search of the term doge on Google Trends shows an explosion of popularity occurring in October- Following month. By November, the meme had become widespread on the Internet. Google later created a Doge Easter Egg:when Doge meme was entered to the YouTube search bar, all of the site ' s text wou LD is displayed in colorful Comic Sans, similar to the k
, images of the meme were spammed on Reddit's R/murica subreddit by 4chan ' s random imageboard,/b/. A search of the term doge on Google Trends shows an explosion of popularity occurring in October- Following month. By November, the meme had become widespread on the Internet. Google later created a Doge Easter Egg:when Doge meme was entered to the YouTube search bar, all of the site ' s text wou LD is displayed in colorful Comic Sans, similar to the k
, images of the meme were spammed on Reddit's R/murica subreddit by 4chan ' s random imageboard,/b/. A search of the term doge on Google Trends shows an explosion of popularity occurring in October- Following month. By November, the meme had become widespread on the Internet. Google later created a Doge Easter Egg:when Doge meme was entered to the YouTube search bar, all of the site ' s text wou LD is displayed in colorful Comic Sans, similar to the k
Emoji expression is really omnipotent. You know it can be a password, but do you think it can be programmed? Foreign forum 4Chan A netizen has turned emoji into a programming language.This language is called Fourman, it certainly has an expression name, but I am sorry, I am using the edit box is not out Ah! Take a look at the example in the graph, can you guess what you wrote? It's probably programmed to become a dog. Do not know how the program ape s
Fractal of bad design: This article complains about how rotten PHP is.
Why does PHP suck? Another article similar to the one above.
Too much, really many, if used in the "Hacker News" and Reddit a word summed up, that is:
Today, learn PHP, tomorrow will be eliminated directly.
See here, do you start to question your choice of a bad programming language?
You know--it's all based on PHP.
Don't doubt your choice. Although it seems that all people like Clojure, Haskell and jav
where hackers use to find pornography is anonib. You probably know it, this site is called "Originalguy" when users steal a lot of celebrity photos from Apple icloud, they will be the first to publish the exposure of these celebrities naked photos. These photos quickly spread to the 4chan forum and even Reddit websites, Jennifer Lawrence (Jennifer Lawrence), Kate Er ben (Kate Upton) and other women's privacy photos are exposed online.
Many smal
watch 2, from the link:http://plus.jlu.edu.cn/item.php?id=327 3. Advantages: In recent years, the development of VR is very fast, and the development prospects are very considerable, based on the VR product innovation strong, the current market demand is larger, designers can through the HOUSEVR house decoration design, and the traditional graphic design combination, more details of the place can be desi
The use of PTgui for panoramic photo synthesis, through the same control points to make the picture more accurate cohesion, and then reduce the dislocation in the image cohesion, the more theoretically the more control points can be better to achieve accurate stitching, the default setting control points default is 25, can be adjusted to 100Step one: Options in the Tap toolStep Two: Click the control Point generator in the optionsStep three: Generate up to 25 change to 100Go back to PTgui to see
Cognitive Science Mind philosophy true unreal education classification: note: Virtual Reality helmet-virtual cocoon [Image Source: google] According to the scientific Times report on April 9, June 22, british scientists believe they have initially developed the first virtual reality head-mounted device that can simulate the facial features and reflect the natural experience. By incorporating these feelings into a revolving head-mounted device, a British research group is now moving towards what
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