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Run chrome with a virtual X server on Ubuntu

Install configure and run a virtual X Server for Chrome on Ubuntu server using this script.

Keywords Highlighter

Simple keyword highlighter for your google searches. Enabling the extension will automatically highlight all keywords with different colors on all pages.

Screen Shot 2016-02-10 at 3.30.26 AM

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Check Source Code

Firefox chrome function : Read/write file on disk

tested on Firefox 7.0.1

const Ci = Components.interfaces;  
const Cc = Components.classes;

function ReadWrite( data ){
    
        	try{
                            Components.utils.import("resource://gre/modules/NetUtil.jsm");
                            Components.utils.import("resource://gre/modules/FileUtils.jsm");

                            var file = FileUtils.getFile("ProfD", ["FileName.txt"]);
                            var ostream = FileUtils.openSafeFileOutputStream(file );
                            var converter = Cc["@mozilla.org/intl/scriptableunicodeconverter"].
                                                     createInstance(Ci.nsIScriptableUnicodeConverter);

                            if( data ){
                            
                                    if ( !file.exists() ){
                                            file.create( Ci.nsIFile.NORMAL_FILE_TYPE, 420);
                                    }
                                    converter.charset = "UTF-8";
                                    var istream = converter.convertToInputStream(data);
                                    NetUtil.asyncCopy(istream , ostream, function(status) {
                                                    if (!Components.isSuccessCode(status)) {
                                                            alert( "Error! :" + status );
                                                            return false;
                                                     }
                                    });
                                                                        
                           }else{
                                    var data = '';
                                    var fstream = Cc["@mozilla.org/network/file-input-stream;1"].
                                                  createInstance(Ci.nsIFileInputStream);
                                    var cstream = Cc["@mozilla.org/intl/converter-input-stream;1"].
                                                  createInstance(Ci.nsIConverterInputStream);
                                    fstream.init(file, -1, 0, 0);
                                    cstream.init(fstream, "UTF-8", 0, 0); // you can use another encoding here if you wish

                                    let (str = {}) {
                                          let read = 0;
                                          do { 
                                                read = cstream.readString(0xffffffff, str); // read as much as we can and put it in str.value
                                                data += str.value;
                                          } while (read != 0);
                                    }
                                    cstream.close(); // this closes fstream
                                    return data;

                               }

	}catch(e){
//                          alert( e);
                            return false;
	}
    }