Export JAR with Netbeans
You need to enable the option Project Properties -> Build -> Packaging -> Build JAR after compiling (but this is enabled by default)
netbeans-6.9
NetBeans always shows warning: “The authenticity of host x can’t be established” after upload, download or synchronize
You can create an empty file and set it as the Known Hosts File in the Manage Remote Connections window. The next time you tell NetBeans to connect anyway, it will save the fingerprint in that file and stop bothering you. I think it’s safe to assume that if the key changes, you will be … Read more
How do I refresh Netbeans workspace?
Within NetBeans: select “Source” > “Scan for External Changes” this will force the IDE to look for changes and “Refresh” the file structure. I develop PHP within NetBeans and am frequently creating new files outside of the IDE. This does the trick every time and works quickly.
Netbeans: Automatically Select Current File in Projects
Try View → Synchronize Editor with Views (it should be selected)
Leaking this in constructor warning
Since you make sure to put your instances.add(this) at the end of the constructor you should IMHO be safe to tell the compiler to simply suppress the warning (*). A warning, by its nature, doesn’t necessarily mean that there’s something wrong, it just requires your attention. If you know what you’re doing you can use … Read more