unspoken intention is to do so. The result is that the next day to study the problem, the solution is ready to go.21. Job-HoppingDon't be afraid to switch jobs. It is very interesting to work with different people, to develop different products and to feel different company culture.22. Continuous LearningWe need to constantly learn and understand software development. You can try different programming languages and tools, read the software development books, and accept the MOOC course. Believe
Testing to do is confused, is to do a balm, or drift, I do not know, but I know that-I want to do a good test, can affect more people's testing. Perhaps because of a variety of reasons, do not feel the value of testing, but want to make their own value, first let yourself worth, and then you are worth the value of the show you.How far can you go without a coded test? So programming is bound to be, no matter when, perhaps a bit extreme, but I am the position of the individual is this. (not arguin
3. Lessons learned from more than 2 million yuan of entrepreneurship-apps are not needed for entrepreneurship, but more than million apps
Abstract: There is an idea to develop apps or websites, promote, continuously improve, and explore profit models. This general mobile Internet entrepreneurial process. However, I think that in some specific business models, the "R D app or website" step can be cut down or postponed.
Health care sharing: Part
app.There is a theory of fish pond in marketing, where the target user is concentrated is the fish pond. You can attract target users in other fish ponds and then slowly direct these users into your fish pond.Now there are a large number of platforms, focusing on a lot of vertical users, can first accumulate on these platforms users and popularity, and then drainage is not too late.And in these mature platforms. Without the cost of developing apps, you just need to focus on content products and
14 Sets of Java Premium architecture lessons, cache architecture, deep JVM virtual machines, full-text search Elasticsearch,dubbo distributed RESTful services, concurrent principle programming, SPRINGBOOT,SPRINGCLOUD,ROCKETMQ middleware, MySQL distributed cluster, service architecture, operation and maintenance Architecture Video Tutorial14 sets of fine course Introduction:1, 14 sets of fine is the latest finishing courses, are the most fire of the te
development, do something more original, read more documents, more understanding of the principle rather than the same. Well, write down my experiences and lessons in the development process.1,zookeeper installation.
Single-machine distributed all can, online data many, this is also easier than Hadoop build, later interested in preparing to write a script, one-click installation of Zookeeper Services. 2,SOLR installation.
Note When installing on Li
* from emp WHERE empno = ' 7369 ' 9. Sorting Avoid the use of resource-intensive operations, SQL statements with Distinct,union,minus,intersect,order by will start the SQL engine execution, resource-intensive sequencing ( SORT) feature . DISTINCT requires a sort operation , while others need to perform at least two sorting Temporary Tables Careful use of temporal table can greatly improve the performance of the system Oh. The above is brother Lian Share 10
Recently, I have learned how powerful VBA is to modify an Excel report. This report was written by Daniel three years ago. Just open this file every day, the Dev and UAT databases in Oracle are automatically connected to read the latest market data and six perspectives are generated, compare the data similarities and differences between Dev and UAT. The convenience of using VBA to operate data and the compl
What is the VBA language?Believe that the user read this article should know what is VBA, here or briefly, Visual Basic for Applications (VBA) is a macro language of Visual Basic, is developed by Microsoft to perform common automation in its desktop applications ( OLE) task's programming language. Application features that are primarily used to extend Windows, es
You can create 4 auto-run macros in standard modules in Excel, which are Auto_Open (run automatically when you open the workbook), Auto_Close, Auto_Activate, Auto_Deactivate. These autorun macros are reserved for compatibility with EXCEL5 and 95. You can now replace them with the Open,close,activate,deactivate event of the workbook.So, what is a "standard module"? In fact, the module we inserted in the VBE, Microsoft called it a "standard module." While the rest of the three categories: Microsof
Data Type"Data Type" refers to how to store data in the memory.(1) BooleanLogical Data. It can be either True or False. The storage space occupies 2 bytes. The value range is True or False. The default value is False.(2) ByteIt can only represent positive numbers. 1-byte storage space. The value range is 0-255. The default value is 0.(3) CurrencyA special numeric format that stores currency value data. It occupies 8 bytes of storage space. The value range is-922337203685477.5808-922337203685477.
VBA Shh ShhWhat is VBA ? What role does it have? A. Implement features that are not implemented in Excel.B. Improve the speed of operation.C. Writing a custom function.D. Implement automation functions.E. Make small management software by inserting a form.VBA where is it stored? How does it work? A. In the moduleIn Excel 2010, without the "developer" item, the "file"--"options"--"Customize Ribbon"--check "d
of memory requirements will B,PB,RB have? Either pointer or reference requires only one word space (32 is 4-bytes on the machine). Bear object needs 24bytes, that is, Zooanimal's bytes plus the 8 bytes that bear brings.Well, suppose our bear object is placed at address 1000, what is the difference between a bear pointer and a zooanimal pointer?Bear B;Zooanimal *pz = b;Bear *PB = b;Each of them points to the first byte of a Bear object. The difference is that PB covers an address that contains t
Lessons learned by beginners
When I first went to college to study C language, I suffered a lot of losses when downloading the IDE and compiler. Although it was not a very profound problem, I decided to share it.
Some senior recommended me Clion as IDE, and some teachers recommended my code blocks as IDE.
I downloaded two files at the same time, installed them according to the Baidu tutorial, and edited them, but finally found that the program could n
monitoring file changes in the folder4. Import data into HDFs5, the instance monitors the change of the folder file and imports the data into HDFs3rd topic: AdvancedHadoop System Management (ability to master MapReduce internal operations and implementation details and transform MapReduce)1. Security mode for Hadoop2. System Monitoring3. System Maintenance4. Appoint nodes and contact nodes5. System upgrade6, more system management tools in combat7. Best Practices in System management4th topic:
About Whistling Android Videos:The most important feature of this video is practical, which should be said, which should not be said, I have done careful consideration. There is no imaginary head eight brain, pedantic, also useless long things. Everything is simple and clear.Today is the first lesson:The main contents are:1. Installing the JDK2. Configure Environment variables3. Download the Android SDK4. Create a new AVD5. Run the first projectVideo playback Address: Click the Open linkThe firs
a beautiful arch-shaped canal in front of Taihe square, and then turn to the North Stream via wenyuan pavilion, in the west of the kaikku outflow of the palace. The inner river stretched for more than 2000 meters in the palace. There were 21 bridges on the river, large and small, and there were more than 10 culverts. In addition to practical functions such as excretion of rainwater, facilitating water intake and fire fighting in the palace, nejin River is also a factor that cannot be ignored.
M
Lessons learned from a salary negotiation
Lai Yonghao (http://laiyonghao.com)
Note: This is an article written at the end of 2008.
On April 9, (post-paid note), I participated in a salary negotiation and got into the other party's flying knife. I was very embarrassed. Finally, I had to stick to the decision, so that the whole city would not be exhausted. This "lesson" is recorded in the close-up. One is to watch yourself, and the other is to help ot
Author: Regina Brett
To celebrate my getting older, I wrote 45 lessons that I taught me in my life. This is the most challenging column I have ever written. I am about to be 90 years old in August, so I will present this column again: 1. Life is unfair, but it is still good.2. When you are skeptical, take a small step for the future.3. Life is too short to waste time hati
The C programming time on the Linux platform for beginners is not long. This time, a business project needs to use the queue. I studied and compared the related products on the market, in general, it is not too complicated or the performance cannot meet the requirements. Therefore, I decided to write one by myself. This is the second time that C is fully implemented by itself. In the past, it was changed to the next open-source software. Generally, the performance of software under Linux is acce
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