Tek-Tips is the largest IT community on the Internet today!
Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!
-
Congratulations Chriss Miller on being selected by the Tek-Tips community for having the most helpful posts in the forums last week. Way to Go!
-
Empty JList will not show
What version of Java are you using? Also, Are the other items on the page drawing? If not, did you call setVisible on the Frame -
Noise reduction algorithm
There are several noise reducion algorithims. They are: Convolution Binomial Smooting Butterworth Lowpass Filtering Inverse Filter Ideal Lowpass Filtering Gausian Smoothing Median Filtering Nonlinear Diffusion There is quite a bit of info on each on the web including several libraries with... -
applet for accessing the clients files
Also, You can youe Keygen to generate a trusted applet. Ed -
applet for accessing the clients files
That is because Applets are not allowed to. The client must relax security in order to make this work. -
parsing various strings
String class has a replace function to replace any char with another. Here are the docs: public String replace(char oldChar, char newChar) Returns a new string resulting from replacing all occurrences of oldChar in this string with newChar. If the character oldChar... -
JVM
How are you trying to call the VM? Is it via the GetJavaVM(JNIEnv *env, JavaVM **vm) API? This is how you invoke the VM from a C app. Here is a good tutorial: http://java.sun.com/j2se/1.3/docs/guide/jni/spec/invocation.doc.html If you are doing this make sure same version of java is same... -
Class not registered...
As to question 1, do you have Java installed? If not go to http://java.sun.com and download the latest java version. All of the java APIs are available as a link at this web address. If you do have it installed check that it is in the path. The answer to Question 2 is to read Thinking... -
Increasing Java's Speed
For the best online Java Performance tips check out this url. http://www.javaperformancetuning.com/tips/rawtips.shtml -
Multiple Java version conflicts
The key problem is serialization changed with each version so RMI or anything else needing serialization won't interact. Here is an ugly short term solution if data can be obtained as clear text. 1. Write several new apps using legacy Java versions that will read data in that version and...
