Os.path.isdir (sourcefiledir): Shutil.rmtree (Sourcefiledir) obj = Netutilex. SFTP ("192.168.1.100", "Test", "Testpwd") Obj.syncsftpdir (filepath, Sourcefiledir) obj.close () replacelocalf Iles (Sourcefiledir, Bydir)The specific optimization operations are:
The implementation of the function Checkinst and getallfiles is put into the function body of the replacelocalfiles of its return value, which reduces the multiple passes of 2 parameters;The specific copy2 operation in the function
For programmers, I want to say: do more practices and write more code.
Many people ask me how to improve my abilities? There are beginners and programmers who have reached a certain level.
I would like to say, do not read too much code, computer theory, articles written by others, code, etc. The most important thin
Recently, the boss bought us some technical books. In fact, he seldom moved a book and read it completely. Every time he reads electronic files, he also looks at this chapter in a guerrilla fashion, among the five books, I picked a relatively thin book named "Writing high quality ".CodeThe Web Front-end development practices are good. It shows how to write high-quality code from an overall architecture, and
Read the linux source code and practices-general Linux technology-Linux programming and kernel information. The following is a detailed description. Next we will look at a piece of code: this code will be the beginning of an operating system.
BOOTSEG = 0x07c0
Entry start
Start:
Jmpi go, BOOTSEG
Go: mov ax, cs
It is not easy to see the architecture of the system from the source code of the system, but after identifying important architectural elements, it is easier to navigate through the system, understand the structure and properties of the system, and plan for additional modifications and refactoring activities. This is because once the architectural features of the system are extracted, we share a set of semantically rich vocabularies with the system's
Introduction to Android NFC development practices + source code
SkySeraph Mar. 14th 2014
Email: skyseraph00@163.comABOUT
Haha, my first book is about to be published. (It was supposed to be published at the beginning of this year. Like Ma Hang, it was inexplicably dragged on to the present. According to the latest news from the press, it is expected to be officially published in mid-to-late March, so stay
Analysis of Android source code design patterns and practices (19th)Chapter 2 combination mode
The combination mode is also called the partial-overall mode, one of the structural design modes.
1. Definition
Combine objects into a tree structure to represent the "part-whole" hierarchy, so that users can use a single object and a combination object in a consistent manner.2. Use Cases
(1) indicates the part
Analysis of Android source code design patterns and practices (10)Chapter 10 interpreter Mode
The interpreter mode is a relatively small behavior mode, which provides a syntax or expression method for interpreting languages. However, it is widely used, but it is rarely used because we seldom construct the grammar of a language.
1. Definition
Given a language, it defines a syntax expression and an interpre
Code readability is a universal theme in the world of computer programming. It's the first thing we learn as a developer. This article will explain the 15 most important best practices for writing readability codes.
http://www.bkjia.com/PHPjc/445828.html www.bkjia.com true http://www.bkjia.com/PHPjc/445828.html techarticle code readability is a universal them
Analysis of Android source code design patterns and practices (23rd)Chapter 2 appearance Mode
The appearance mode is one of the structural design modes. It is frequently used in development and is a common method for encapsulating APIs. Third-party sdks we often use are basically used in the appearance mode, which can shield users from many implementation details and reduce user costs.
1. Definition
It is
used to assign values to bytes in the buffer zone. ESI needs to be set as the buffer address, EDI is set as the destination buffer address, and ECx must be the length to be copied. It will be copied by byte until ECx = 0. Rep scasb is used to search for a byte in a data buffer. EDI must point to the buffer address, and Al contains the bytes to be searched. ECx is set to the buffer length. When ECx = 0 or this byte is found, the comparison is stopped. 2018/10/03-string commands (repeated com
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