-d802| jdq39b (17-4.2-jelly Bean)
SQLite 3.7.6.3 (instead of 3.6.22):
LG Optimus Sol e730/mytouch e739/mytouch Q C800 (10-2.3.3-gingerbread, GRJ22)
LG Optimus Vu f100s/f100l (10-2.3.3-gingerbread, rk39f)
LG Optimus LTE TAG f120k/f120l (10-2.3.3-gingerbread, grk39f)
LG Optimus LTE l-01d (10-2.3.3-gingerbread, GRJ90)
LG Optimus Net p690b (10-2.3.3-gingerbread, Gingerbread)
LG Prada KU5400 (10-2.3.3-gingerbread, GWK74)
One, simple explanation
1. What is Fmdb
Fmdb is the SQLite database framework for iOS platform
Fmdb encapsulates the C language API of SQLite in OC mode
The advantages of 2.FMDB
Use more object-oriented, save a lot of trouble, redundant C language code
Compare the core
]-Qa time.
If there are any mistakes in the above blog posts or you have any questions, opinions, and suggestions about this ID blog, please give me feedback in time. Thank you for reading this article.
What is redis?
Generally, there are several types of databases, including SQL/nsql, relational databases, and key-value databases, redis is also a key-value da
What is annotation, how to use annotation, why is annotation used, and why is annotation used
Annotation
Annotation can be seen as an extension template for a class/method. Each class/method i
Label:A set of powerful and comprehensive sqlite graphical user interface tools, Navicat forSQLite provides users with a full set of server management functions. It is equipped with SQL query, data editing and data Model tools, and supports all SQLite object types. But some users don't know much about their functionality. This tutorial will give you a detailed in
What is the maximum size of the Sqlite database? Will dozens of MB be cracked like the acc database? On Baidu encyclopedia, some people say it can be several GB, some people say it can be several hundred MB, some people say it's okay to say it's okay if it's a few TB, and the hard disk is big enough. How big
what circumstances are indexes, but not used?Indexes do not always take effect, such as the following, which will invalidate the index :
If there is or in the condition, even if some of the conditions in the index are not used ( which is why the use of or
稍具规模的软件都会须要一个配置文件来支持软件的执行。眼下常见的配置文件格式有纯文本。XML。SQLite。自己定义二进制格式,怎样进行选择呢?1 Plain Text-file formats that will never expireThe text is one of the dogmas of the traditional Unix philosophy, which shows its great power. The software configuration files for most Unix-like systems are in plain text format.such as/etc/inittab,/etc/fstab, httpd.conf and so on.1.1 Advantages(1) Strong readabilityConfiguration files ne
array to get the character array.
Let's explain the problem of the subject.
I did the same experiment in the default terminal of ubuntu kylin Chinese environment, but the result is exactly the opposite to that of the subject:
See no?
Neither the subject nor I lie. Why?
Because
Unicode ("Chinese character", "gb2312 ")I think the key is to distinguish between the concept of "Byte" and "character",
What is PHP used ?, Is PHP used?
To master PHP is to use computers to develop rules. Framework tp3.2/5.2
In Structured Programming, programs are designed around the tasks to be solved.
In object-oriented programming, the progra
Just like what is the difference between the following code {code...} and {code? Humbly ask the experts for advice, just like
The following code
Echo 'configuration error'; exit (3); // Status 3 indicates exit due to configuration error
And
// Exit directly ('configuration error ');
What is the difference?
I would lik
What is polymorphism.
Concept: The same operation acts on different objects, can have different interpretations, produce different execution results, this is polymorphism. Simply put: the reference to the base class refers to the object of the subclass.
Why use polymorphism?
Reason: We know that encapsulation can hide implementation details, making code modular,
AlthoughSQLiteHas more than a year of experience, but in fact there is noSQLiteAfter all, most of the time you chooseSQLiteThis kind of micro-database, table structure design is very simple, some complexSQLOperations are rarely used. On the other handSQLiteTheoretically supported2 TBWe believe thatSQLiteIn the future.
I want to talk about it todaySQLiteInUpdate
What is the server used? Can data be saved? So what is the difference with the database? For example, the user's profile picture is stored on the server. I don't know what the server
What is the role of the hook function in thinkphp? What business logic is generally used for processing?
Reply content:
What is the role of the hook function in thinkphp?
(){
}Public Person (driver Driver ){This. Driver = driver;}Public void drive (){Driver. Run ();}Public void setdriver (driver Driver) {// using parameter polymorphism, you can buy any car in the futureThis. Driver = driver;}
Public static void main (string ARGs []) {Person P = new person ();JD = new JD (); // buy a JD if you have no money at the beginningP. setdriver (JD );P. Driver ();Benz = new Benz {(); // you have money to change your car.P. setdriver (Benz );P. Driver ();}}
In Linux, you often use CTRL and other key combinations, which are commonly used and what is the meaning of it?
CTRL + C ends a running program
Ctrl+d end input or exit shell
Ctrl+s Pause Screen Output "Lock terminal"
Ctrl+q restore screen output "unlock terminal"
Ctrl+l clear screen, "lowercase letter
With the current in our lives in the role of more and more obvious, many enterprises have tried water marketing, mode for a stubble and another stubble, but can not find a good way, powder mother flow platform with you detailed introduction of what is easy to do marketing.Now the most commonly used on the market is Tho
Simple examples are used to understand what machine learning is, and examples are used to understand machine learning.
1. What is machine learning?
What
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.