0 reply content: My principle is: can put all in PHP into PHP, DB (such as MySQL) only put data, not put logic (foreign key constraints, stored procedures, etc ).
Use MySQL, but remember which database can be changed at any time. In particular, do not use logic-related features supported by MySQL. Specific analysis of specific problems the most common performance bottleneck is at the database layer. Although horizontal scaling of relational databases is developing, there is no widely accepted s
FORTRAN for the shortcomings of assembly language, and it was officially released in New York in 1954, John Bex. The successive introduction of fortran90,fortran95,fortran2003 makes Fortran language possess some features of modern advanced programming language. Fortran language is a very promising language, in the global epidemic process, the standardization of Fortran constantly absorbs the
As a developer, we really need to learn so many new programming languages. The choices we have now are quite rich, with command languages, functional languages, object-oriented languages, dynamic
the list itself is a collection of data from the English-speaking world, although there is some reference to the trend, but not exactly in line with the actual situation in China, and the sample itself has considerable limitations.
"description" TIOBE programming language Community ranking is an indicator of the trend of programming languages, updated monthly. T
, I will not change the value of any variable. I just create a new value. Here I will use recursion, just as we often use recursion in mathematics. We break down a formula into several forms of change for Recursive definition. We also use recursion in programming, and then the compiler will try to convert it into tail recursion or loop.
So we can execute the sumsquaresf function and get the same result. Of
is more popular with startups. According to data analysis, Mozilla RUST and Facebook's HACK in the second half of 2017 will also be able to squeeze into the forefront of the rankings. 2017 rankings are expected to rise in the language:r--Today, the world is growing in demand for statistical data and data analysis, and if you find that your work is increasingly linked to r, it is not impossible for R to be
programming language, especially for mathematical and statistical programming, especially when performing operations on matrices. It is also used for extreme programming and network performance analysis.
Like the original FP/FL language, J supports functional-level programming (unlike functional
Learning programming languages is the only way for every programmer. However, there are too many programming languages in the world, each of which is known as having the latest "features ". So the programmer's annoyance is that he always needs to learn all sorts of strange language
common base class. Make each implementation class independent of each other. Remember, this is an object-based (ADT abstract data type) programming similar to the object-based programming paradigm supported by C ++ templates! Do not try to write Ruby programs using object-oriented programming methods like java and C!
Advantages and disadvantages of JavaScript La
are using it.
Java is used by millions of of developers worldwide in billions of devices. It is a class-based object-oriented language, and its cross-platform features make all platforms, operating systems, and devices compatible. It is used to develop Android apps, desktop apps and video games, and is a development language for many enterprise backgrounds. The cross-platform nature of Java will remain for a long time, and that is why Java is popular.
It is said that
Atitit. Programming languages form an evolutionary tree-which features thrive? A generalist or a professional. Summary of characteristics of modern programming language1. There is a view that programming languages are like species that form evolutionary trees, and some branc
started.
You are a senior programmer or team leader who is confused about the new language and does not know which language to invest in.
Your team is arguing about which programming language to use, and there are various religious struggles.
You chase the tide with some kind of fashionable language, the result of two months later found deep mire, the pain is unbearable ...
Although I am n
.
4, C + +
From the beginning of 2017 to now, the popularity of C + + has decreased. C + + programming language extension, usually used for system/application software, game development, driver, client server application and embedded firmware. Many programmers find that C + + is more complex than languages such as Python or JavaScript, and more difficult to learn
at this trend, Java and Javascript are still the most popular languages in the Web development industry, and Google's Go is victory, and Ruby is more popular with startups. According to data analysis, Mozilla RUST and Facebook's HACK in the second half of 2017 will also be able to squeeze into the forefront of the rankings.2017 rankings are expected to rise in t
Three major mainstream programming languages HLSL/GLSL/CGShader LanguageThe development direction of Shader language is to design a high-level language that can be compared with C + +, Java and so on, "give programmers a flexible and convenient way of programming", and "control the rendering process as much as possible" while "taking advantage of the parallelism
besides Python.
But the two languages don't mean you're a programmer. The key to learning to program is--"programming ideas." Learn how to think of "programming problems" in a very "broad sense", which is where any programming language can solve the problem, rather than being confined to a simple language. So when you
Tiobe published the November 2011 programming language Rankings, the top 20 rankings have not changed much. From the chart below, you can see that the C camp is still the world.
It is only two months since Tiobe released the 2011 Annual programming language, which was awarded to the highest-rated programming language of the year (delta in Figure 1). Compared to
How long is the half-life of programmer knowledge? It is often said that it is 5 years. In other words, half of the programming knowledge you know will be eliminated within 5 years. A similar view is that "programming is bad because what you know a few years ago is now useless." At first glance, it seems reasonable. After all, there are always new
How long is the half-life of programmer knowledge? It is often said that it is 5 years. In other words, half of the programming knowledge you know will be eliminated within 5 years. A similar view is that "programming is bad because what you know a few years ago is now useless."At first glance, it seems reasonable. After all, there are always new
As 2018 approaches, coding Dojo recently released 2018 of the 7 largest programming languages for employment prospects. The company analyzed data from the 25 programming languages, stacks, and frameworks from Indeed to identify seven data that employers needed most. The data is based on the number of work publications
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