idea of optimization can be explained by the following diagram:First step: I first query the data table data in advance, and then put in the map.The second step: check whether the Excel database exists in databases, directly with the advance query placed in the map data to compare.The third step: when dealing with the primary foreign key relationship, the data in the map can be queried directly with advance query, and the data is not needed. to do the above optimization, if you need to handle 3
0 reply content: To answer this question, I would like to share an original article "why are you still unable to make an H5 burst in the circle of friends after reading so much H5?". The content will refer to a preliminary idea and creative source of H5.
Before planning an H5 project, the first thing we need to determine is not to draw ideas immediately or immediately seek an inquiry from the production p
Django blog project ideas, django blog ideas
First of all, it is clear that I am studying Django to create a blog, so if I want to practice it with the goal of blog, followConsider the following things in the order of Django's MTV model: (Models)1. Various data models in the blog:A. Blog ModelAttributes include title, release time, body part, abstract, label, an
[Java programming ideas, java programming ideasThinking in Java
The code I typed in this program is very stupid. I will try it. I don't have time to think so much, so I have to continue learning.
1 class Vnum {2 public static void main (String args []) {3 CheckVampire cVampire = new CheckVampire (); 4 for (int I = 100
State machine programming ideas (2): Delete Code comments (currently C/C ++ and Java are supported), programming ideas javaPreface
Sometimes we need to delete comments to keep the information confidential or simply read the code.
I have considered regular expressions before, but it is quite troublesome to implement them. The state machine can classify multiple si
Understanding of JAVA programming ideas and understanding of JAVA programming ideas1) POP -- Process-oriented programming ):Process-oriented programming is a functional-centered way of thinking and organizing. It emphasizes the process of processing and processing system data, in program design, the function or process is the basic structure of the program. The s
1, put forward the status of the company's problems, to organize2, write the general solution, the superior authorization (Operations and Maintenance Manager, CTO) in the relationship with the leadership of various departments, expressed support3, after the successful application, the formulation of specific implementation planSpecific Implementation Programme1. Collecting information2, the development of specific implementation programmes3, according to the elaboration plan refinement, the oper
conclusion is that most enterprises in China do not have mature management ideas, let alone perfect business models. Therefore, the customer's thinking is divergent to a certain extent and has not yet formed a system. Even some customer leaders may have a lot of new ideas in their minds. They may want to add them in the implementation process of enterprise informatization. This is to control the scope of t
personnel with rich implementation experience concluded that the implementation of software projects in China must be carried out through consulting: to launch their own solutions, rather than making projects based on the customer's requirements. This is a good solution, but it cannot solve the problems of all implementation projects. The premise of this solution is either that the project implementer has a mature business model or a mature product (
this summer practice of software engineering, our team intends to use Java for project development. But as far as I am concerned, I am actually not very good at programming, for this team project, I decided to start again from now on to learn the Java course again. Because, in the last semester of
Android project code reconstruction ideas summary, android Reconstruction
The fundamental idea of code refactoring is modularization, flexibility, high cohesion, and low coupling.
Android project code reconstruction:
Extract public basic resources and tool classes unrelated to the business logic to a lib project. The
patterns. ABC is used to complete software development like accumulation of wood. This is research and development. For project managers, it is recommended that you do not go to the software project management books of those teams, software project management requires comprehensive skills of industry knowledge, comprehensive capabilities, mental structure, inter
]) {maxxx=Maxx[i]; }} printf ("\ n \ nthe maximum value of all the sub-arrays of the array:%d\n\n", maxxx); return 0;}Third, the experimental test resultsArray One: 7,-3,5,-10,-12Second set of arrays: 100,3,-20,-10,-12Iv. Harvest and experience after development of knot pairThis pair of development let me benefit, first of all two of us have the same purpose, although there are different ideas, but in the communication we are to a better way to solve
development, I will show the customer: "This is not what we need, what we want is this ". Very little time is invested in code and database design. These jobs are abstract and can be designed only after constant research and scrutiny. However, for the sake of time progress, we will soon come out, the consequence is the customer's small demand changes. Due to our poor design, the previous work was done in vain.
8Consistency of customer opinions. We believe in leadership too much during our res
wrong file in the Java file and then call Javac compileStep 3: Run: Java HelloWorld:
650) this.width=650; "style=" Float:none; "title=" 8 copy. jpg "alt=" wkiom1vuoi2rmfyeaae-la3ejqw406.jpg "src="/http S3.51cto.com/wyfs02/m02/6c/de/wkiom1vuoi2rmfyeaae-la3ejqw406.jpg "/>
Java Debug Run
In general,
form of all the knowledge I learned to do a good integration, plainly is practiced hand, because I learned from the programming of the first line of HelloWorld began to now almost a year or more time it, While this period of learning a very large amount of knowledge, but the work of the project can only apply a small part of the knowledge, and most of the knowledge is lack of a real environment, so I would like to write an open source
try out here may also need to cooperate with the anchor point to animate, about this animation I will open a project in the future with the blog to explain here This is not fine tune
Cgaffinetransform transform = Cgaffinetransformmakescale (Scaletopview, Scaletopview);
CGFloat ty = (scaleTopView-1) * scrollheadviewheight;
Self.topView.transform = cgaffinetransformtranslate (transform, 0,-ty * 0.2);
Record the offset of the sel
general idea of this project, of course, there are a lot of details in the code, the first attempt to write ideas, feel a lot of shortcomings, this should be a summary of every function, and I was released in the evening back to summarize, there are a lot of ideas at the time is not very clear ...Please open wnxhuntforcity.xcworkspace directly650) this.width=650
Introduction to common project documentsI. Schematic diagram of project document structure
Ii. Introduction of documents
1.products folder: An executable file used primarily for Mac development, which is not available for iOS development2.frameworks folders are primarily used to put dependencies on the framework3.test folders are used for unit testing.4. Commonly used folders (
a summary of some ideas of Atitit project training and school1.1. Overview Implet review OIR learning Dafa 11.2. "The admissions process, the only requirement for the applicant is to learn the prior knowledge and skills necessary for the project. 11.3. Internet Education is the direction of the future . The contemporary university originated in the model of
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