perl one liner

) Weights= Np.zeros ((numfeatures,1)) forIinchRange (maxcycle): H= train_x *Weights Err= h-train_y Weights= Weights-(Alpha * err.) S Mtrain_x). TreturnWeightsdefstochastic_gradient_descent (train_x, train_y, Maxcycle, Alpha): NumSamples, Numfeatures=Np.shape (train_x) Weights= Np.zeros ((numfeatures,1)) forIinchRange (maxcycle): forJinchRange (numsamples): H= Train_x[j,:] *Weights Err= h-train_y[j,0] Weights= Weights-(Alpha * err.) Ttrain_x[j,:]). TreturnWeightsdefload_data (

The usual Japanese anime photography, is based on the addition of cell (celluloid celluloid) and the background of the synthetic filter processing mainly, and in the "Fate/kaleid Liner magic Girls ☆ Elizabeth Ya" series, added their own use of 3DCG software to create special effects material of the new photographic style. As the final project of photography, can also benefit from the 3DCG software has been showing the end of my gas series of the 3rd s

effect to replace 1.1 points to depict the lining line, this technology previously in the station cool to see a designer summed up, this is the original link, I do not have more words to decorate. I always ask you, why do you like to use Shadow, with the shadow feel added to the effect of the good? There is a shadow, then where is your light source, both with the same angle of the shadow, then how many light source? Does this shaded setting match the light source? This is the designer to ask

Perl's original designer was Larry Wall (Larry Wall), which was published on December 18, 1987. Perl borrows the features of C, sed, awk, shell scripting, and many other programming languages. Larry Wall Published version 1.0 of the Perl scripting language in newsgroup comp.sources.misc, when he was a programmer at Unisys company. Perl borrowed from the features

Perl + fastcgi + nginx Build Nginx + fastcgi is the most popular environment in PHP, then Perl will also have fastcgi it, of course, Today to build the next Nginx Perl fastcgi. Performance is no less than PHP, but now the popularity of Web programs PHP is not comparable to Perl, performance is no good, but s

Introduction to Perl Syntax Perl operators 1.Perl operator 1.1 Arithmetic operators Perl is very different in variables and data paradigms and C. However, its operator and C are almost identical, except for the example conversion operator type of C, the pointer reference operator *PTR and the layout memb

Introduction to Perl Operators 1. Perl Operators 1.1 Arithmetic Operators Perl is similar to C in both variables and data examples, but its operators and C are almost the same, except for C's example conversion operator type, pointer Reference operator * ptr and layout member selector. Other C operators are almost completely present in

Summary: This article will detail the installation of EPIC components, the epic editing environment, debugging the operating environment, highlighting how to use EPIC to quickly, easily and accurately debug Perl language programs, including single-step execution of Perl programs, breakpoint usage, local, Global variable real-time monitoring, sub-function execution monitoring, error and warning information r

Nowadays, many people are learning Linux, which is increasingly popular with computer users. If you are studying linux, you may encounter the problem of installing Perl and Perl modules in Linux, here we will introduce how to install the Perl and Perl modules in Linux. Both Linux and

Strong, stable, mature, portable Perl 5 is a 26-year-old, powerful, performance-rich programming language. Perl can run on more than 100 platforms, from portable devices to large hosts. At the same time she is also suitable for prototype design and a wide range of development projects. Perl 6 is a member of

Both Linux and perl are free software. it is amazing to combine them. you can install perl by following these steps, and perl will be able to sing in linux. 1. get the latest version Both Linux and perl are free software. it is amazing to combine them. you can install perl b

After the installation of active perl5.10 is downloaded from the official website, a simple Perl script is written. Only one file copy module is referenced and the perl interpreter is called to run the script.ProgramWhen a bunch of errors are reported, first a pop-up box prompts 'unable to start this program, the computer lost perl58.dll ', click OK to report the error message: Can't load 'd: \ oracle \ pro

Compared with Perl, Perl is still relatively small. It is quite convenient to watch videos when getting started, just like watching movies. I have read almost every episode of Superor. I hope you can take a closer look. Note: You need to write more during learning. You can only understand that only 5% of your work is yours. If you do all the exercises, 30% of your work will be yours. If you can write your

Before studying the basics of Perl, we would like to have a chance to see the following Perl introduction. Baidu Encyclopedia First, basic types of Perl The basic type of per is divided into two types: numeric type and string type. Numeric types can be subdivided into integer types. such as 123. Floating point type. such as 123.123, 0.123456. Scientific counting

Programming Perl (1180 pagesming Teach Yourself CGI programming with Perl Perl cookbook, 2nd ed (2003) teamlib good. CHM Network Programming with Perl Advanced Perl programming 2nd (O 'reil 2005). CHM Perl hacks Higher-O

Perl is still less than that. Watching video is quite handy when getting started, just like a movie. I basically superor the teacher every episode I have read. I hope everyone will take a look at it. Remember, learn to write more, can only see understand, only 5% is your, practice do one, there are 30% of you. Other if can according to the tutorial, writes oneself to want the procedure, only then 80% is yours. Thanks again to superor teacher. Pay a

Perl Object-Oriented Programming For details, see damian Conway. Directory-----------------------------------------------------CollationPrefaceThank youOnline 1 What You Need To Know first (Object-Oriented)1.1 object-oriented nature.1.2 Other object-oriented concepts.1.3 terms: Some (many) words.1.4 where can I get more.1.5 summary. 2 What You Need To Know (Perl advanced)2.1

This article focuses on the concept of Perl variables in the Perl syntax, where Perl variables are divided into scalar variables, array variables, and relational array variable 3 classes. Perl's variables are sensitive to size, such as: An,an,an is a 3-divided variable, but a variant of a different paradigm can use a uniform name. Introduction to

Method 1: Maven is used to build an application in the past two days, there are more than 700 pom. XML file, even more depressing is in many pom. the URL of the resource library is specified separately in the XML file. I need to uniformly specify the URLs of these resource libraries to the local central nexus library. it is not practical to manually change the file configurations one by one, So Google will find a good way to replace the file content in batches. The command structure is as

Perl reads multiple lines of text at a time. perl reads multiple lines of text at a time. When processing text, we often encounter the following situation: we need to compare the two lines of text and then output them selectively. By default, only one row can be read at a time in the while ( There is a text like this: A 1 2 3 4A 5 6 7 8A 6 7 8 9A 7 8 9 11A 7 8 9 12A 13 12 14 15A 18 14 16 17A 2 3 4 65 The r