How to convert full-width characters to half-width characters

As we know, in Windows, both Chinese and full-width characters account for two bytes and use the ASCII chart 2 (codes 128–255). We can, by this point, detect whether the user entered Chinese and full-

SQL Statement Performance Tuning

I. Problems with indexing (index) 1. Indexes (index), using or not? It's a problem. Whether a full table scan or an index range scan mainly considers the SQL query speed problem. The main concern he

The oldest algorithm: Euclidean method (two natural number GCD)

gcd

In mathematics, the Euclidean algorithm, also known as Euclid, is considered to be the world's oldest algorithm (300 BC), which is used to find two GCD algorithms. The Euclidean method first appeared

Resource injection using the rational application Developer V7.5 version

Overcoming challenges that the Java persistence API structure cannot support out parameters in stored procedures Introduction: The Java™ Platform Enterprise Edition (Java Platform, Enterprise Edition

Implementation of MS Visio document cross-platform web browser--universal visioviewer

1 The XML document structure of MS Visio software Visio is a powerful, with a large number of customer-oriented office vector graphics software system, with its unique mold, template, towed drawing m

MSN Photo Sexy photo Album virus Manual removal method

Virus Name: MSN Photo (WORM.MAIL.PHOTOCHEAT.A) Virus type: Worm virus Virus Hazard Level: ★★★☆ Virus Analysis: This is a worm spread through MSN, the virus behavior is as follows: 1, after the virus to create their own compression package named

"Throw" the offending again.

In some cases, we would like to roll back the offending that has just occurred, especially when all possible breaches are caught using exception. Since we already have a handle to the current violation, simply throw the handle back. The following is

Let your programs execute scripts as well.

VBScript (JScript) is a scripting language that is widely used and easy to learn. It is easier to invoke a COM component using VBScript (JScript). Then, if you can execute the script in your program, it will greatly improve the function of the softwa

Why use internal classes: Control framework

So far, you've been exposed to a lot of syntax and concepts that describe the workings of internal classes. But these do not really explain why the inner class exists. Why is sun so troublesome to add such a basic language feature to Java 1.1? The an

Groovy Explore custom range one by one simple custom range classes

This will be a series of text that expands our approach to the use of custom range classes. Perhaps we unknowingly use the range class in the groovy language, not even aware of it, or we often marvel at the convenience of using the range class in the

COM principle and application----COM development--com+

1, COM + Because of historical reasons, COM, DCOM and MTS are not very harmonious with each other, it is difficult to form a unified whole. COM + has effectively unified these three, forming a new, powerful component architecture. COM + is not a ne

Import or export a text file in Excel 2007

There are two ways to import data from a text file by using Microsoft Office Excel: You can open a text file in Excel, or you can import a data range that is imported as an external data range (external data range: A worksheet from outside of Excel,

VBA Static variables and constants

The VBA code contains variables, operators, and statements. Variables play a role in the code to cross and join. Variables are created as appropriate to the object and data type, to initialization, and then the operator to calculate or execute the st

JavaBeans program development from introductory to proficient

Properties of JavaBeans The attribute of JavaBeans is a concept in the attribute of a general Java program, or the attribute of an object in all object-oriented programming languages, which is embodied in a program as a variable in a class. In JavaB

How to use the user experience of IBM forms-rich ICM products

Introduction to IBM Forms and introduction to Features IBM Lotus Forms is an open standard spreadsheet software that helps you quickly consolidate data with existing IT systems and extend business processes to your customers through Easy-to-use, web

New features of WebSphere Portal 8.0: Embracing OpenID

Introduction to OpenID background knowledge Traditional identity authentication is to store user information in a separate system, possibly a directory server, database, local file system or a custom system. When authenticating, the user provides th

Improve performance with static read-only fields and static constructors

Main content Sentence Summary: The relatively fixed data is compiled at compile time only by querying the database once to the exposed static read-only generic collection type field, thereby eliminating subsequent possible database queries to improv

Federated query service based on IBM and FileNet Content management products

In a large, modern enterprise, information is distributed across different data storage systems (such as IBM Content Manager, FileNet P8, EMC Documentum, etc.), and different repositories have unique implementations that give enterprise consolidation

In-depth analysis and diagnostics of application issues using Itcam for WebSphere

Introduction The current identification, isolation, diagnosis and repair of Java EE application problems is a very troublesome thing, although before the application on the line, we have undergone rigorous functional and performance testing, and thr

Ubuntu's chmod and Chown

Label:... Recursive nbsp option chmod Data Detail Auxiliary representation1.chown Change the owner and group permissions for a file or directoryFormatchown [OPTION] ... [OWNER] [: [GROUP]] FILE ...Parameters:-RRecursively manipulate all directories

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