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a:4:{i:0;i:392;i:1;i:393;i:2;i:394;i:3;i:395;} This is read from the database. Judge this is_array return 1 That is the array type. How can this be converted to a string or to JS use it? Thank you Reply to discussion (solution) This is the PHP serialization (serialize) dataIt's impossible to return 1 with Is_array.Unless you do the deserialization (unser
value of people. There is no need for nonsense in life. Busy struggle life, which have time nonsense. Look at the value, see the strength, just do such a thing. This is open and enlightened. Do not use the means to increase your chips, but really equal to get along. I see you, you see me. If you look bad, you'll have to go all the way. You just have to look at people. I, must be in my hands. This world wan
Without the basis of the java data structure, how can we optimize the performance of Android applications? In real life, queues are widely used, such as queuing for shopping and printing articles, all follow the principle of queue first-in-first-out. The queue Queue is explained in our Handel low.thread chapter. Today we will focus on the nature of the queue. Queue is
We have created two users for the system: com and comtest. The former stores the formal database data and the latter stores the test database data. They all have a table named taw_rm_user, which stores the basic user information of the system. I changed all the password fields to 123456. The DMP backup file was created on July 11, September 28. After the seven-day long holiday, it has been around for more t
based on target response probability supported by data mining, focusing on product function optimization, target user segmentation, Activity (copywriting), channel optimization, cost control, etc.) theory Probability (probability): marketing, operations with probability as the core, the pursuit of refinement and accuracy rate Product (product): Focus on the function of products, emphasizing the product selling point Prospects (consum
Data The start node refers to the first node in the list, and it has no direct predecessor. The head pointer is a pointer to the start node (in the case of No head node). A single linked list can be uniquely determined by its head pointer, and a single linked list is typically named with its head pointer. The head node is
The function of data dictionary in the system is to maintain some commonly used words and record users' idioms so that the system can automatically improve itself during use. For example: the natural person information must be recorded by a natural person's ethnic group. China has 56 ethnic groups. However, due to the distribution of different regions, there are only a few ethnic groups in a region, this av
In Renren, the location, the accredited university, the company information determines your browsing rights in Renren. By default, people in the same city, company, and school can browse each other's personal homepage. Where the modified city can move the mouse to the Personal home page, click Next to the Drop-down menu-> data Editing to modify; The network of secondary schools can only be set up when registration
I received a lot of data from the front-end, such as A1, B1, A2, and B2... the properties of A (time) and B (content) are the same. in the database, I only want to use A text field to store it. Therefore, they need to be separated by characters, split the string when using it, but I don't know what character to use. I am afraid of this... I received a lot of data
providing infrastructure for big data and newer fast data architectures is not a problem of cookie cutting. Both have significant adjustments or changes to the hardware and software infrastructure. Newer, faster data architectures are significantly different from big data ar
In the Drive life or manual installation drive, sometimes there will be "data error (cyclic redundancy check)" prompts, this situation is mostly due to hard drive bad road caused by errors, the following small series to tell you how to solve. Open Drive Life--software--system Tools, find HD Tune HDD Detection tool, download installation, select Error scanning, start on the hard disk scan, the follow
Data type confusion: what is an int (11 )?, Confusionint Http://everythingmysql.ning.com/profiles/blogs/data-type-confusion-what-is-an Over and over I see MERs that don't understand whatint(11)Really means. Their confusion
A large number of IP addresses are required when addressing mobile data services. The current public IPv4 address has become a scarce resource, so mobile data operators are faced with the problem of choosing the address between IPV6 and private IPv4 addresses. At present, the industry generally believe that the 3G should be used IPV6 address. In addition, the choice of IPV6
memoryComparison between string and stringbuffer efficiencyIn some special cases, the string object will not change at a slower rate than the StringBuffer object, especially in the following string object generation, where string efficiency is far faster than StringBuffer:String"hello ""world"new"hello ""world" );You'll be surprised to find that the speed at which the string object was generated was simply too fast, and at this time StringBuffer had
What is the data type of a variableIn variables, because the variables occupy a different space unit (the site size is not the same), but also divided into several data types, like the supermarket packaging bags, there are several different types of goods, different products
What'll be removed If you click the clear Data Button in the System application One of today's story suddenly mentions the cleanup data in the system setup, and then it starts to think about how the cleaning function of the system's application cleans up the data. So began to study, taking Com.mx.browser as an example, the idea
what is ODS. The ODS (Operational data Store) is an optional part of the Data Warehouse architecture that has some of the features of the data warehouse and some of the features of the OLTP system, which are "topic-oriented, int
Ask the data returned by json for an inexplicable explanation. what is the preceding table? send a json file Request File Category. php Corresponding tables in the database Json result The data results contain a number of table data (emoticons]
Look at the online data with the text type effect efficiency What type of field is it used for? Save graphic format Reply content: Look at the online data with the text type effect efficiency What type of field is it used f
What is the relationship between the data table and the controller and the Model in ThinkPHP? what is the relationship between the data table and the controller and the Model in ThinkPHP? Reply to discussion (solution) Go thro
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