Managing partitions with fdisk

concept fdisk: disk partition management tool, the most commonly used partition work of linux Usage: fdisk [options] device Common options: -l fdisk -l Disk / dev/sda: 21.5 GB, 21474836480 bytes, 41943040 sectors Units = sector of 1 * 512 = 512 bytes Sector size (logical / physical): 512 bytes / ...

Posted on Thu, 27 Feb 2020 02:41:10 -0500 by xnor82

Getting started with Python -- Day4 (tuple, string format, escape character, format function)

0. directory 1. Tuple - list with shackles 2. Meaning of string format symbol 3. Auxiliary command of format operator 4. Escape character and its meaning 5.format function 1. tuple Create and access tuples >>> tuple1 = (1,2,3,4,5,6,7)#Create tuples >>> tuple1[1]#Accessing tuple ...

Posted on Wed, 26 Feb 2020 05:13:55 -0500 by jf3000

Convolutional neural network for verification code recognition

Article directory I. Preface 2, Knowledge reserve (based on personal understanding) 3, Crawling verification code picture 4, Data processing 5, Define, train, test neural networks 6, Visualization processing and subsequent application Seven. Convolutional neural network module source code ...

Posted on Tue, 25 Feb 2020 03:23:11 -0500 by clarket

(implicit) type conversion

(implicit) type conversion One. 1. If you are comparing strings, compare them bit by bit. Character code: ASCII A: 65 A: 97 Number < upper case < lower case "98">"A" //false compared by bit, 9 < a (65) 2.js is a script language based on primitive dynamic type and weak type. Weak type: w ...

Posted on Tue, 25 Feb 2020 01:51:42 -0500 by nevillejones

linux entry series 12 -- partition, format and mount of disk management

The previous series of articles explained the VI editor, common commands, firewall and network service management, this article will explain the knowledge of disk management. This article will introduce a large number of Linux commands, some of which have been introduced in "Linux entry Series 5 - Linux commands for novices". Please c ...

Posted on Thu, 20 Feb 2020 01:14:17 -0500 by timclaason

JavaScript advanced programming 5. Reference type (basic packaging type)

JavaScript advanced programming 5. Reference type (basic packaging type) Catalog: Boolean type Number type String type Character method Character position method Character operation method Character size conversion method Pattern matching method of string Summarize XMind diagram For more a ...

Posted on Wed, 19 Feb 2020 03:46:31 -0500 by Fizzgig

Avionics OJ C language - Experiment 9

1. (0 point) c-lab10-1 Title Description 1. File creation and basic read-write operation Write a program with the following requirements: (1) Enter 20 characters from the keyboard. (2) Store these 20 characters in the file file1.txt. (3) Read out the last 10 characters in the file file1.txt and displa ...

Posted on Tue, 18 Feb 2020 01:07:23 -0500 by DepretioN

Note: hands on deep learning (machine translation, Transformer, attention mechanism and Sequence to sequence model)

-Machine translation -Machine translation and data set -Machine translation As the name implies, machine translation is to translate a text from one language to another, MT for short, and using neural network to solve this problem is called neural machine translation (NMT). The main feature is tha ...

Posted on Mon, 17 Feb 2020 04:00:42 -0500 by akufen

Python OpenCV video operation (DASH cam case)

Based on the modification of pictures OpenCV modify picture You can also use OpenCV to manipulate the video, Video reading is essentially image reading, because video is composed of one frame of image. One second, 24 frames can basically read the video smoothly. Open camera with opencv 1 first, t ...

Posted on Sun, 16 Feb 2020 22:32:37 -0500 by trystan

PYTHON basic knowledge learning notes

Catalog Object persistence flat file pickle Serialize to string Serialize to file shelve String nature Summary Character encoding Encoding and decoding of byte and text Type conversion BOM processing Object persistence Object persistence: to permanently store the data results or state curr ...

Posted on Sun, 16 Feb 2020 05:58:18 -0500 by Leadwing