1. http://www.jacorb.org/download.html 下載最新的2.3版本 2. 將jacorb放在 D:/jacorb 目錄下。 3. 修改 /bin目錄下的 jaco.bat 檔案,內容如下: @echo off rem call java interpreter set JACORB_HOME=D:/jacorb set JAVA_HOME=C:/j2sdk1.4.2_13 set path=%JAVA_HOME%/bin;%path% set CLASSPATH=
自訂控制項中的方法實現控制項中方法的實現與任何其他組件中方法的實現方式相同。在 Visual Basic 中,如果要求方法返回一個值,則方法以 Public Function 形式實現;如果不要求傳回值,則以 Public Sub 形式實現。使用下列文法聲明方法:' Visual BasicPublic Function ConvertMatterToEnergy(Matter as Integer) As Integer ' Conversion code goes here.End
For the past few weeks I’ve been looking at various open source database systems, looking for components that may be useful in my research. One of those systems was OGSA-DAI, a grid integration framework. The software itself looks good, but I
1. 查看 bin目錄下 ns.bat的內容如下: @echo off rem Starts the JacORB name server jaco org.jacorb.naming.NameServer %* 2. 啟動命名服務 ns -Djacorb.naming.ior_filename=c:/ns.ior -DOAPort=9999 jacorb.naming.ior_filename 設定命名服務產生的IOR檔案的路徑。 OAPort 設定命名服務的連接埠。 在
Pulse Width Modulation, or PWM, is a technique for getting analog results with digital means. Digital control is used to create a square wave, a signal switched between on and off. This on-off pattern can simulate voltages in between full on (5
analogWrite()Description 介紹Writes an analog value (PWM wave) to a pin. Can be used to light a LED at varying brightnesses or drive a motor at various speeds. After a call to analogWrite(), the pin will generate a steady square wave of the specified
Java賦予了enum強大的力量,把他當一個類來使用了,可以添加方法和建構函式等等強大的功能Java programming language enum types are much more powerful than their counterparts in other languages. The enum declaration defines a class (called an enum type). The enum class body can include