A IOS8 Extensions Overview
In addition to the release of OS X v10.10 and SWITF, the WWDC14 also began to become more open in iOS8.0. When it comes to openness, of course, it's app extensions (app Extension). As the name implies, app extensions allow developers to extend the app's custom features and content, allowing them to use the functionality of other applications, enabling functionality and resource sharing across applications. The extension can be understood as a lightweight (
Play:function () {nbsp; nbsp; nbsp; nbsp; nbsp; Console.log (this.name+ "+this.hand+" to play beautiful music. "); nbsp; nbsp;} nbsp; var player = {nbsp; nbsp; nbsp; Name: "Athlete", nbsp; nbsp; foot: "Vigorous legs",nbsp; nbsp; nbsp ; Run:function () {nbsp; nbsp; nbsp; nbsp; nbsp; Console.log (this.name+ "+this.foot+" in the arena. "); nbsp; nbsp;} nbsp;//Obey Programmer.programme (); Programmers use flexible hands to write code. Pianist.play (); The piano is home to the
values0== False#=>true2==true#=>false1==true#=>true#To judge equality by = =1==1#=>true2==1#=>false#use! = Judgment Unequal1!=1#=>false1!=2#=>true#Compare Size1#=>true#Compare Size1#=>true2#=>true2>=2#=>true(4) Arithmetic operations#strings can be enclosed in single quotes and double quotes .'This is a string .'"This is also a string"#concatenate strings with a plus sign'Hello'+' World' #= ' Hello world '#string can be used as a list of characters'This is a string'[0]#= ' T '#format a string
is another matter. With this setting, you can get your object to call any method, as if you could sail the car in the sea, Africa like a Jaguar, and programmers play like a pianist. Haha imagination is always beautiful, call back to call, but the call can not realize the function of the other said.
Copy Code code as follows:
var programmer = {
Name: "Programmer",
Hand: "Flexible hands",
Programme:function () {
Console.log (this.name+ "+this.hand+" writes the code.) ");
}
}
: "Programming collective Intelligence", "Machine learning for Hackers", "Hackersand Data mining:practical Machine learning Tools and techniques (Python version, r version, and Java edition). If you feel confused, you can choose one of them to start learning.
Programming Collective intelligence:building Smart WEB 2.0 Applications: This book is written for programmers. The book briefly introduces th
algorithms that can be used to allow programmers to experiment with tools and libraries of programming functions. The most representative of the book is: "Programming collective Intelligence", "Machine learning for Hackers", "Hackersand Data mining:practical Machine learning Tools and techniques (Python version, r version, and Java edition). If you feel confused, you can choose one of them to start learning.
Programming
without compromising functionality, and XP requires that developers have the courage to refactor code when they smell the bad taste of code. The goal of refactoring is to reduce the risk of change, making code optimization easier. Typically refactoring occurs in both cases.
Before implementing a feature: Try to change the existing code structure to make it easier to implement new features.
After you have implemented a feature: After checking the code you just finished, check it car
It's been a couple of weeks since the first class game, but the game I've been playing has been very impressive in my mind, because I had a deep feeling about that experience. There is no time to write something, now a bit of leisure time, say your own experience, it is called back-to-back power.That is my first time to do that game, when I and my little friend sat on the ground, I vigorously with shoes pedal ground, found that shoes are particularly slippery, the heart has been worried, shoes s
Software Engineering involves the following major stages: project initiation, requirements, design, coding development, testing, release, training online maintenance, etc. Among them, coding development is like the brick and tile materials of the entire software building, it will directly affect the functions, quality, and performance of the product.
In the coding development process, many people often participate in the development and team operations. The style and technical level of each pe
their subordinates, and only teams established on this basis can truly optimize the temperament structure, become a high-performance team.
(3) respect for differences and complement each other. There is almost no ideal candidate for a given job that meets all our requirements. However, a team composed of individuals can be perfect-it is not a simple list combination of individual members, but a complementary relationship between the team role and the team's temperament structure. This kind of h
design is always suitable for the current needs.
Core practices: simple design, paired programming, test-first development, and design improvement
The extreme programming team always keeps the system integrated and running at all times. Programmers write all product code in pairs and work together for all time. They are encoded in a similar way to ensure that all Members can understand and improve all the code as needed.
Core practices: continuous integration,
Code to ensure that the design is always suitable for the current needs.Core practices: simple design, paired programming, test-first development, and design improvement
The extreme programming team always keeps the system integrated and running at all times. Programmers write all product code in pairs and work together for all time. They are encoded in a similar way to ensure that all Members can understand and improve all the code as needed.Core practices: continuous integration,
any time? After review, we can useMany people think about problems in their heads and find solutions. Undoubtedly, this is much better than simply using one head. After all, people have a lot of power. Some educators have done experiments, it proves that students have learnedMore profound, more thorough understanding, and more active thinking. Why not software development? I am not totally in favor of "pairing", but I am in favor of asking questions, no matter what kind of questions, no matter
making up for the weaknesses of individual developers, let the company's decision-making layer fully realize our unity and strength as a collective, so as to have confidence, trust and support for us.
3Establish a trust and loyalty mechanism in the development team.
Only by our project manager's sincere trust in every member of the software development team can we gain the developer's loyalty to the project manager, the project, and the company. As a
Be a good leader (1)-team members
In the first half of this month, I spent a lot of energy and time on the team. Only by being united and cohesive can I complete the current task well. Of course, to make this team better and more outstanding, it is not enough to rely solely on unity! In this article, I want to focus on how to lead a good team?
First of all, as a leader, you need to understand the situation of every member in the team, including learning, technology, life, and personality. Of c
Links: Http://suanfazu.com/t/topic/15 Starter Book list
The beauty of mathematics PDF586The author Wu Everyone is familiar with it. The application of mathematics in the fields of machine learning and natural language processing is described in a very popular language.
"Programming Collective Intelligence" ("collective Intelligence Programming") PDF343Author Toby Segaran is also the author of Beautifu
the rationality of the conditions, and finally take into account the legal aspects." Be sure to keep a low profile when dealing with the Chinese, because shouting is likely to be offensive to the Chinese. Chinese culture has a strong collective inclination, and they always put the collective interest before personal interests. Remember, for thousands of years, the Chinese have put their family in the most
old features.However, even though the code is not actually well built, it is not well tested or is not well documented, but most of its time is at work. This means that it contains a lot of knowledge about the problem, and that knowledge cannot be obtained from anywhere else, except for this source code.5.1Solution Solutions
Any rewrite of the proposal should be reported in doubt D attitude. Conducted with this very detailed cost/benefit analysis. Sometimes the old code is really rotte
development, opened the prelude to reform and opening up, Xiaogangcun also by ordinary small village jumped to China's rural reform of the first village."Dabaogan" The first year, the Xiaogangcun has undergone great changes. The total grain output of 133,000 kilograms, equivalent to 1955 to 1970 grain production sum, the total oil production 35,000 pounds, the equivalent of the last 20 years, the sum of output, per capita income of 400 yuan, is 22 times 1978."Lump-sum to the household" inspired
it is in professional testing, probably not called "collective testing." Because I am based on my own understanding of the meaning of the term is called collective testing "collective testing."The test pattern is that all the testers in the company stick together a project, and all the testers focused on a project.First of all, the advantages of this method of d
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