C graphics questions

• Using all (jComboBox, JTextField, jFileChooser) as table editor overrides the refrences
• Any working php debugger, PDT? [closed]
• strlen function return type - c programing
• Node.js UDP client to handle a response from a udp server
• Switch on Enum when strings contain dash
• Java: efficient way of memory allocation for an array of objects
• Shortest way to cast a 2d int array into 2d double
• Java overloading for ArrayList data types
• Implement own ArrayList<> without using collections
• Displaying HTML in JEditorPane using jEditor.setText() makes it flicker

C graphics answers