How do I implement a database connection pool in EAS? 0514

How do I implement a database connection pool in EAS? EAS two times development, sometimes need to direct connect non-business system database, this time use jdbc+ Connection pool technology is one of optional (webservice not discuss).

Cross-database operations in EF5.0

Previously in the MVC + EF project, is a database, a dbcontext, so has not been considered in the MVC+EF environment for multiple database operation problems. When it's time to use it, it turns out that the problem is not small (the key is a pit).

Improved SQL Service General-purpose stored procedure paging

The generic stored procedure was last written. There are still a lot of bugs. Is that the condition can not be parametric painting. This bug can be said to be fatal. But I always wanted to be able to solve this thing. In fact I just want to write a

MyEclipse and SVN corresponding problems

1. In the myeclipse will occur with the export from SVN, the problem of Chinese garbled, in the 6.* version even if the corresponding character set is not effective, it is recommended to use the 10 version, the reason is probably in SVN edited

MyEclipse Installing the SWT plugin in the configuration

Install the swtdesigner_v7.6.0 under MyEclipse 8.6.11. First open your installation file2. At this point open Myeclipse8.6.1 (my own named folder, you may be different, but common should be the same)3. Open the Dropins folder, when the folder is

MyEclipse Creating a Maven project

To set up maven in MyEclipse first:The support setup for MyEclipse to this maven is complete.Below we create a MAVEN standard Web project in MyEclipse: New and Web project to add Maven's Standard Catalog: Right-click the project name-->new-->source

P tags in spring

Spring's P-tags are based on XML Schema configuration, which is designed to simplify configuration.Add xmlns:p= "http://www.springframework.org/schema/p" to the header of the XML file touse. For example:Class Person[Java]View Plaincopy Public

Sorting algorithm of common algorithm four "merge sort"

Merge sort is a sequence of sequential sequences of the algorithm to gradually synthesize, from the literal analysis, mainly divided into merging and sorting.Algorithm Description:1. Apply for a space with a size of two rows of sequence length sum,

Spring+springmvc+mybatis Integrated Learning note "one"

First, to be clear, SPRINGMVC is actually a component of spring.For example, we know that spring has similar components like, AOP TX and so on, so SPRINGMVC is actually a component of spring and is part of the spring framework, so don't think of

SPRINGMVC Set Timer to execute a method at timed time

                                                                                                                                                                                                           0 0 0  1 1 ?                                   

Some considerations for using spring MVC

One day does not progress, is backward!1. Processing of static filesYou can use the Configuration, note that the mapping field must have/static/** or any other field, otherwise directly using/** all of the requested resources will be mapped to

Horspool and BM Algorithm analysis

Recently, the algorithm has learned the HORSPOOL,KMP,BM three kinds of algorithms. Let's make a share.Horspool algorithm:Algorithm ideas: 1. Divided into matching strings, the original string2. Match from right to left: Once a mismatch is

Rapidxml Modifying node values

The content of the config file: 192.168.1.22255.255.0.0169.254.1.100:00:00:00:00:01 For example, now to modify the IP node value to 169.254.1.20, the code is as follows #include   #include   "rapidxml/rapidxml.hpp" #include  

About Baidu Map Infowindow response custom Layout Click events

Approximate explanation:A marker is displayed on the Baidu map, and when marker is clicked, a custom view is displayed. When a custom view is clicked, it responds to the Click event of a different button. Is Baidu this infowindo inside of view pit

Migrating server-installed windchill to a local partition for development and testing

Open the directory structure of the windchill partition, whereDBFile: Database client program and backup databaseEclipse-kepler:eclipseide Development environmentPTC: All subdirectories of windchill_10.2 on the server (except SQL Server)1. The

WinForm Prevent multiple

Scene:When our computers can log on with multiple users, each user is allowed to execute the EXE program only once.For example: A public computer with multiple user A and B.When User A enters the system for the first time, C:\XX.exe, OK. The second

The DataSource proxy method of extracting UITableView and the same view can accept different model data

View controllers are usually the largest files in an IOS project, and they contain a lot of unnecessary code. So the code in the View controllers is almost always the lowest reuse rate. For example, UITableView general usage is as

Awk User-Defined Functions

Awk User-Defined Functions In the script, user-defined functions can be placed wherever mode operation rules can appear.FormatFunction Name (parameter ,...){ Statement Return expression (Note: Both return statements and expressions are

Rapid printing of JSTACK and JSTAT

Rapid printing of JSTACK and JSTAT At work, sometimes the JBoss server is on the machine and you need to use the command line to obtain the JSTACK and JSTAT logs for analysis of the cause. However, to obtain the preceding logs, You need to first

Fixed awk Field

Fixed awk Field In the following example, fields are fixed in width, but field delimiters are not used. The substr function can be used to create fields.Example $ cat fixed031291ax5633(408)987-0124021589bg2435(415)866-1345122490de1237(916)933-1234010

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