 | | Re: Help please !!!
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as <J2SDK1...>\bin\javac (...) (21 years ago, 5-Feb-05, to lugnet.robotics.rcx.java)
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| | Re: Help please !!!
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ya javac works fine from the command prompt ... so what can i define JAVAC as? (...) (21 years ago, 4-Feb-05, to lugnet.robotics.rcx.java)
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| | Re: Help please !!!
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you seem to be having some basic problem.. try defining JAVAC variable and r u able to execute command javac from the command prompt (...) (21 years ago, 4-Feb-05, to lugnet.robotics.rcx.java)
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| | Help please !!!
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hi ... im a newbie ... i have a problem with the lejos setup i did all the instructions and when i tried to compile a java file using the lejosc command i got this reply: Unable to execute javac. Return value of exec is -1. Make sure javac is in the (...) (21 years ago, 4-Feb-05, to lugnet.robotics.rcx.java)
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| | Any Code Archive, Links or Send Me Zip File Of Code?
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Hi I am a newbie. I have the Excellent Core Lego Mindstorms Programming Book, but is there a code archive, link, or could someone send me a zip? file with some examples? Cheers Dale (22 years ago, 7-Dec-04, to lugnet.robotics.rcx.java)
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| | vision snapshots
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Hi, I've been using the lejos vision system to track a pattern of lights in the ceiling. It splits the image into regions, selects the brightest, zooms in, repeats, and so on. It then repeates this process for every point in the pattern. It returns (...) (22 years ago, 19-Nov-04, to lugnet.robotics.rcx.java)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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(...) That it compiles shows that RCXPort.class is there, it should be in c:\lejos\lib\pcrcxcomm.jar (you can check with jar tvf c:\lejos\lib\pcrcxcomm.jar ). So apparently the java command doesn't get the proper classpath You can try giving it (...) (22 years ago, 16-Nov-04, to lugnet.robotics.rcx.java)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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(...) Juergen, Many thanks for that, but I am still getting the same error even when renaming my directories without spaces. Everything compiles fine, it is just when I try to run the code. Any other ideas? Thanks again. Laurence (22 years ago, 16-Nov-04, to lugnet.robotics.rcx.java)
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| | Re: java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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Hi Laurence, (...) it might be the spaces in your classpath that cause the problem. Jürgen (22 years ago, 12-Nov-04, to lugnet.robotics.rcx.java)
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| | java.lang.NoClassDefFoundError: josx/rcxcomm/RCXPort
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Hello, I am new to Lejos and have been trying PC <-> RCX communications. Unfortunately the books I am using are out of date, I see now that RCXComm is being used to Comms. I followed the Tutorial on the Lejos site, the code compiles fine, but am (...) (22 years ago, 12-Nov-04, to lugnet.robotics.rcx.java)
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