Software developer roadmap: From apprenticeship to master
Basic Information
Original Title: apprenticeship patterns: Guidance for the aspiring software craftsmanOriginal Press: o'reilly MediaBy Dave H. Hoover Adewale oshineyeTranslator: Wang jiangpingPress: Machinery Industry PressISBN: 9787111310068Mounting time:Published on: February 1, August 2010Start: 16Page number: 185More Wonderful Details: http://
Software developer roadmap: download mini ebook from apprenticeship to master-Linux general technology-Linux programming and kernel information. for details, see the following. Software developer roadmap: From apprenticeship to master
By Dave H. Hoover/Adewale Oshineye
Translator: Wang Jiangping
Introduction:
As a software developer, are you struggling to advance your career? In the face of today's ever
of the boss of the heart to bend, so the May led the brothers open the boat over the Luhe, to the bird is not a place to poop, the deal is settled.Now the South no one dares to Hu Cheng Fine, our men also all great squad, should let brothers, relax, go to a nightclub what. Then the central plains to fight back, and those who have no conscience, scroungers stole all the picks, the elders of the people to help them back up. So uncle will be worthy of the dead of your father.As for what to do, bad
In Apprenticeship Patterns, Jiang Ping has handed in the translation.
I read the translation once. The book is good. Each model introduced in the book deserves repeated reading by every IT practitioner. Jiang Ping said that we are already doing our best. Yes. There are still some practices, but the author still provides good suggestions for improvement.
Jiang pingxin wants to write my name on the cover. I don't even need to talk about it. I just
We know that the encoding method should be declared in the header file of Python source code. If you don't just use ASCII code, many people may write a little different:
# Coding = UTF-8
# Coding: UTF-8
#-*-Coding: UTF-8 -*-
So how can we effectively write data? What advantages are ineffective?
For more information, see http://www.python.org/dev/peps/p
1. Prediction code
CompressionAlgorithmThe essence is to remove redundancy between signals. What is signal redundancy? The correlation between signals is redundancy. human hearing or visual systems that do not feel or mask can also be used as redundant components. Today we will talk about the concept of predictive coding, which is a very intuitive and simple method. It is intuitive. Taking an image as an example, There Are similarity and correlation
"Digital Image Processing" of an experimental operation is required as follows:
I found on the Internet on the topic of the MATLAB version of the code, links are as follows:
Http://wenku.baidu.com/link?url=6WlcVIE8sAg2Lnj6R7PQlv7tL7sNvBb7uhN3YZ37hj7xb855G_ Ea7yu0ek34yl7uvknrrltuubaooneos5sb-wcmywsfggaozhk-ilau6rk
I refer to the above link, mainly made the following two aspects of the changes:
(1) The reference code with OPENCV again (the main difficulty is that OpenCV seems to have no similar
For the String type, the documents on the java official website are described as follows:
The String class represents a String. All character strings (such as "abc") in java programs are implemented as such instances.
Strings are constants and their
First, the concept of entropy coding:The bigger the entropy, the more chaotic.Entropy in Informatics:
Used to measure the entropy of messages, and the uncertainty of information
The more random and irrelevant information, the higher the entropy
Source code theorem:
This shows the relationship between the entropy of Shannon and the probability of the source sign.
Entropy of information is the lower limit of average code length after lossless
Code originThe growth of the coding witnessed the computer by the individual to the collective by the State to the worldFirst, the initial codeThe computer originally coded the concept of the first computer everyone held 0101Second, the following is the origin of the byte"The so-called byte, the original meaning is used to denote a complete character." The initial computer performance and storage capacity are poor, so the general use of 4-bit BCD code
. Indent to a mean of 0 with a variance of 1
For discrete features:
binarize Categorical/discrete features: For the discrete feature is basically according to the One-hot (single Hot) coding, the discrete characteristics of how many values, the number of Bellavita to represent the feature.
I. What is a single-hot code?Single hot Code, in the English literature is called One-hot code, the intuitive way is how many states have how man
Both arithmetic coding and program encoding are lossless compression.
Arithmetic Coding)
Arithmetic coding is a lossless data compression method and an entropy encoding method. Different from other entropy coding methods, other entropy coding methods usually divide input mes
Python coding (14) and python CodingI. Knowledge of character encoding
1. How the text editor accesses files (nodepad ++, pycharm, word)
Open the editor and start a process, which is in the memory. Therefore, the content written in the editor is also stored in the memory. After power failure, data is lost and therefore needs to be saved to the hard disk, click the Save button to fl data from the memory to the hard disk. At this point, we compile a py
commonly used in pixel encoding: 1. pulse Code Modulation (PCM); 2. entropy Coding; 3. run Length Coding; 4. bit Plane Coding (Bit Plane Coding ). Here, we will introduce the Huffman encoding and travel encoding in entropy (taking reading the. PCX file as an example ).The so-called predictive encoding is to remove the
JQuery coding specifications and best practices, jquery coding Best PracticesFront-end development whqet, csdn, Wang haiqing, whqet, front-end development expert
From: http://lab.abhinayrathore.com/
Translated by: front-end whqet development. If this is not the case, you are welcome to correct it.
The translator said: most of the basic teaching content has been explained. Before large-scale project training
Http://www.sigvc.org/bbs/thread-57-1-1.html
1 What is the goal of sensory coding:This paper introduces two sensory coding methods, PCA and Sparse Coding, compares their advantages and disadvantages, and points out that for most biological information processing, Sparse Coding is usually used.2 Sparse Coding with an ove
Developers are sure to be familiar with Base64 coding, and whether or not they have a clear understanding of it is not necessarily. In fact, Base64 is simply no longer easy, and if it's understood or ambiguous, it shouldn't be. About Base64, take a few minutes to get a thorough understanding of it. The article below is affixed with a Base64 codec, easy to read the article at the same time to experiment. I. BASE64 code ORIGINWhy do you have Base64 cod
Summary of python coding best practices and python coding Best Practices
I believe that many of you have used python, and I have always had a special liking for python. There is no doubt that as an interpreted Dynamic Language, python is not as efficient as those compiled languages, however, python is favored by its simplicity, ease of reading, scalability, and other features.
Many colleagues are using pyth
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