Linux Command learning example: tr briefly introduces some basic methods and precautions for learning Linux commands in "How to Learn linux commands and Tools" in the blog "How to Learn Linux commands. This article will take some commands as an example to talk about how to learn a specific linux Command. Note: The focu
is mainly for beginners in PHP learning, so we use a specific example to explain.
First, we need to write a PHP function to compute the two-digit and, you can write as follows:
/**
* Calculates the sum of two numbers and returns the result of the calculation
* @param number $a
* @param number $b
* @return number
/function sum ($a , $b) {return
$a + $b;
}
Similarly, if we need to compute
Backbone. js learning example
Start learning
What is backbone. js?
Meigong's understanding is a js mvc framework, which can be divided into Model, View, and Collection. If you have experience in mvc hierarchical development, it is easy to understand.
Why learning this?
It can be used to complete multiple application mo
[y_hat1==0]=3y_hat1[y_hat1==1]=0y_hat1[y_hat1==3]=1mu1=np.array ([Np.mean (X[Y_HAT1 = = i], axis=0) For I in range (3)]) print ' k-means mean = \ n ', Mu1print ' classification correct rate is ', Np.mean (y_hat1==y) gmm=gaussianmixture (n_components=3, Covariance_type= ' full ', random_state=0) gmm.fit (x) print ' gmm mean = \ n ', gmm.means_y_hat2=gmm.predict (x) y_hat2[y_hat2== 1]=3y_hat2[y_hat2==2]=1y_hat2[y_hat2==3]=2print ' classification correct rate for ', Np.mean (y_hat2==y)The output re
0. Preface from learning C language began to slowly began to contact Makefile, consulted a lot of makefile information but always feel no real master makefile, if you write a makefile always feel very laborious. So deliberately using the blog to summarize the relevant knowledge of makefile, through examples to illustrate the specific use of makefile. For example, makefile is divided into the following sect
0. PrefaceFrom the beginning of learning C language began to contact Makefile, consulted a lot of makefile information but always feel no real master makefile, if you write a makefile always feel very laborious. So deliberately using the blog to summarize the relevant knowledge of makefile, through examples to illustrate the specific use of makefile. The example says that makefile roughly divides into 4 pa
similar functions to other pads. So they can be added to any element, not just gstbin. You can create a ghost pad by using the function gst_ghost_pad_new (): #include int main (int argc, char *argv[]) { Gstelement *bin, *sink; Gstpad *pad; /* init */ Gst_init (ARGC, ARGV); /* Create element, add to Bin */ Sink = Gst_element_factory_make ("Fakesink", "sink"); Bin = gst_bin_new ("Mybin"); Gst_bin_add (Gst_bin (BIN), sink); /* Add Ghostpad */ Pad = Gst_element_get_pad (sink, "sink"); Gst_element_
Since I have been in school for so many years, I have come to the conclusion that learning from an example is the fastest and most effective, and can cultivate a strong practical ability. This is a good way to learn. Try not to access. For example, when reading a book, you can start with the examples of each chapter to find out whether or not you do not understan
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0. PrefaceFrom the beginning of learning C language began to contact Makefile, consulted a lot of makefile information but the total feeling did not really master makefile. Assuming that you write a makefile, you always think it's very exhausting.So deliberately using the blog to summarize the relevant knowledge of makefile. The detailed use of the makefile is illustrated by the sample example.Examples say that makefile is divided into the following s
Program | vote to learn PHP, of course, you have to install PHP, so if you are the first time to learn, please read the online college article:
PHP4.03 installation under Linux
Installation of PHP4.04 under Win98
Installation of PHP4.04 under English Win2000
If you cannot find the installer, please download it below:
Php4.04beta WIN32 installation program
PHP4.03 source Program
PHP3.0.16 WIN32 installation program
PHP3.0.16 source Program
This is the "
How to consult the academic data---the beginner to analyze the CV field with natural language processing as an example
(1) Visual field Conference: CVPR,ICCV,ECCV,ICML,ICLR, etc.
(2) There is no doubt that arxiv has become an important distribution channel for the latest progress in in-depth learning, Yoshua Bengio and other famous scholars and their team's latest research results, often first published i
of the article.In fact, I also recommend another book, "-java design mode (2nd edition) Chinese version", the book I am just beginning to see, but from the introduction of the book on the 23 design patterns are categorized into five categories:So in this blog post in the organization also use these five types of models for overview, avoid a pattern of a blog post, too redundant.Blog post will only post the code, in the code will be in the necessary places to comment, you can understand.The diag
This example describes the use of intent and implicit intent in the intent of Android learning. Share to everyone for your reference, specific as follows:
Intent (Intent) is primarily to address the communications between the various components of the Android application.
Intent is responsible for the operation of the application of the action, action involved in data, additional data description, Android
Next I'll write an example of Lucene. You can actually find something like that on a search engine. But write it, it is also my experience of learning. PackageCom.zhyea.doggie;ImportJava.io.BufferedReader;ImportJava.io.File;ImportJava.io.FileReader;Importjava.io.IOException;ImportOrg.apache.lucene.analysis.Analyzer;ImportOrg.apache.lucene.analysis.standard.StandardAnalyzer;Importorg.apache.lucene.document.
First, the preface
In fact, the rewritten JDBC Data-source is run in the servlet, looking for a data source through Jndi. I use the Orion trial, the site of the "Java/jsp Learning series of six (MySQL page example)," a simple rewrite.
Second, the configuration
(1) Jdbc
Need to use JDBC driver copy to [Orion]/lib directory
(2) Data-source
Add the following in the [Orion]/config/data-sources.xml file:
js|mysql| Page One, preface
In fact, the rewritten JDBC Data-source is run in the servlet, looking for a data source through Jndi. I use the Orion trial, the site of the "Java/jsp Learning series of six (MySQL page example)," a simple rewrite.
Second, the configuration
(1) Jdbc
Need to use JDBC driver copy to [Orion]/lib directory
(2) Data-source
Add the following in the [Orion]/config/data-sources.xm
Installation use
Official Document Connection: Https://www.tensorflow.org/get_started/get_started_for_beginnersIn accordance with the text of the GitHub connection to download files directly GG, Hung ladder or clone do not move, helpless, had to go to that page to use the example of the py file copy came to the local, need to copy two files:
https://github.com/tensorflow/models/tree/master/samples/core/get_started/iris_data.py
https://github.com/ te
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