If you are programmer this can be a really good tool for you.如果您是程序员这可以是一个非常好的工具，你。 ErroKey is an online tool which supports languages like Oracle, Sybase, Apple, Cisco6400, UnixSolaris, DB2, MySQL, PostgreSQL, SAPDB, BorlandC, Python, HTTP, Symbian, Mozilla and WindowsNT. ErroKey是一个在线工具，它支持语言，如甲骨文， Sybase公司，苹果， Cisco6400 ， UnixSolaris ，的DB2 ， MySQL和PostgreSQL ， SAPDB ， BorlandC ，蟒，即HTTP ， Symbian的， Mozilla和WindowsNT 。 All you need is to key in the error code in the search box and get to [...]所有你需要的是关键中的错误代码在搜索框中并获得[...]

Visual Basic does not support control or special or escape sequences like “\n” ( new line ) or “\t” which forces VB programmers to use constants like ControlChars.Crlf and ConrolChars.Tab. Visual Basic中不支持控制或特殊或转义序列，如“ \ ñ ” （新线）或“ \吨”的部队VB的程序员使用象ControlChars.Crlf常数和ConrolChars.Tab 。 The biggest disadvantage of this is , it makes your code ugly or in technical language less readable.最大的缺点是，它使您的代码丑陋，或在技术语言少可读性。 So this is the way we use it [...]因此，这是我们如何利用它[...]

It is one of the common mistake that people compare a string with “” or String.Empty in VB.Net or C# to find its empty.这是一个常见的错误，人们比较字符串“ ”或String.Empty在VB.Net或C ＃中找到自己的空白。 Here are few examples.这里有几个例子。
// C# Wrong Ways / / C ＃中错误的途径

if ( s == “” )如果（星期日== “ ” ）
if ( s == string.Empty )如果（星期日== string.Empty ）
if ( s.Equals(””) )如果（ s.Equals （ “ ” ） ）
if ( s.Equals ( String.Empty)如果（ s.Equals （ String.Empty ）
if ( string.Equals(s,””)如果（ string.Equals （星期日， “ ” ）
if ( string.Equals ( [...]如果（ string.Equals （ [...]

Its a good idea to check for null object reference to prevent NullReferenceException when it comes to objects but in case of Strings sometimes you get a string without any value or called as Empty string.它的一个不错的主意，以检查空对象引用，以防止NullReferenceException时候，但物体的情况下弦乐有时你一个字符串没有任何价值或称为空字符串。 I have faced this a lot of time when I handle exceptions and the error message ( which is [...]我已经遇到这种很多时候，我处理例外和错误消息（这是[...]

Remember those scare hex code which we used to in machine codes like using 80386 and 8085.请记住这些恐慌的十六进制代码，我们用机器代码一样使用80386和8085 。 I remember how tough was to do that , well not really but yea it was not easy either.我记得是很难做到这一点，并没有真正高雅，但它也不容易。 Don’t worry I am not asking you to write a code but telling you about another online tool which [...]不要担心我没有要求你写的代码，但告诉你另一种在线工具，它[...]

This post is a small introduction for xpath (XML Path Language) is a terse (non-XML) syntax for addressing portions of an XML document.XPath has rapidly been adopted by developers as a small query language.With the increase in usage of xml being sent on internet for transferring data there was huge need of some standard way [...]这个职位是一个小的XPath介绍（ XML路径语言）是一个简洁（非XML ）语法为解决部分的XML document.XPath已迅速通过了开发商作为一个小的查询language.With增加使用的xml被互联网上传输的数据有巨大需求的一些标准的方式[...]

Asp.Net 2.0 server Controls like Label, TexBox etc. now can be quickly accessed from keyboard by assigning accelerator keys to them at design time. Asp.Net 2.0服务器控件标签一样，现在TexBox等可以快速访问指定键盘加速器钥匙给他们的设计时间。 Accelerator keys or Hot keys allows controls to be accessed and get focused by specific hot key press ( for example ALT + N) similar to CTRL + C is [...]加速器键或热键控制，以使访问取得的重点和具体的热键新闻（例如按ALT + N ）的类似按CTRL + C是[...]

With the advancement of technologies and database it has become a great challenge to retrieve data faster and with less burden on programming part.It has become apparent that the next big challenge in programming technology is to reduce the complexity of accessing and integrating information that is not natively defined using OO technology.随着技术的进步和数据库，它已成为一个巨大的挑战检索数据更快，少负担的编程part.It已经很明显，下一个大挑战是编程技术，以减少复杂性的访问和整合信息，并不本地确定的面向对象技术的使用。 The two [...]这两个[...]

AJAX in a Nutshell AJAX的果壳中的
By definition, Web 2.0 is about user content.根据定义， Web 2.0是对用户的内容。 In plain words is about wikis, instant messaging, mashups, social bookmarking, podcasting, blogging etc’.在平原的话是维基，即时通讯，混搭，社会书签，播客，博客等。 The crucial factor in the realization of these concepts is the ability to enhance the user experience when interacting with web sites.关键因素在实现这些概念是能够增强用户体验时，互动的网站。 Web 2.0 companies needed a technical platform that [...] Web 2.0公司需要一个技术平台， [...]

As a I promised in the evolution of technospot, from now on I will be including posts on programming also.I am not a big experienced programmer but I will surely make a difference on this.作为我答应的演变technospot ，从现在起我将包括员额规划also.I我不是一个大经验丰富的程序员，但我一定会有所作为这一点。
As this is the first post of this category, I would like to draw attention of programmers who are crazy about [...]由于这是第一次担任这一类，我想提请注意的程序员谁是疯狂的[...]