glynrob

// delete file
function deleteFile(fileName){
  fs.root.getFile(fileName, {create: false}, function(fileEntry) {
		fileEntry.remove(function() {
			displayDirectory();
		}, errorHandler);
	}, function(e) {
		if (e.code == FileError.INVALID_MODIFICATION_ERR){
			alert('Filename does not exists');
		}

glynrob

// add content to a file
function addContent(existFileName){
  fs.root.getFile(existFileName, {}, function(fileEntry) {
		fileEntry.file(function(file) {
			var reader = new FileReader();
			reader.onloadend = function(e) {
				var sentContent=prompt("Add contents to the file "+existFileName,this.result);
				if (sentContent!=null && sentContent!=""){
					fileEntry.createWriter(function(fileWriter) {
						fileWriter.onwriteend = function(trunc) {

glynrob

function displayDirectory(){
	var dirReader = fs.root.createReader(); // create reader
	var entries = [];
	var readEntries = function() { // new function so you can loop on itself
		dirReader.readEntries(function(results) { // read all entries saved
			if (!results.length) {
				displayFilesAndFolders(entries.sort()); // display all entries saved
			} else {
				entries = entries.concat(toArray(results));
				readEntries();

glynrob

function openDb() {
  	var req = indexedDB.open(DB_NAME, DB_VERSION);
		req.onsuccess = function (evt) { // success connection to the database so display rows
			db = this.result;
			displayRows();
		};
		req.onerror = function (evt) { // error - display error
			displayActionFailure("DB error: "+ evt.target.errorCode);
		};
		req.onupgradeneeded = function (evt) { // upgrade version has changed so upgrade

glynrob

function addRow(title) {
  	var obj = { title: title }; // structure of the object to save
		
		var store = getObjectStore(DB_TABLE_NAME, 'readwrite');// get the object store allowing read and write
		var req;
		try {
			req = store.add(obj); // add row
		} catch (e) {
			throw e;
		}

glynrob

function deleteRow(key) {
  	key = Number(key); // set as number - required to work
		store = getObjectStore(DB_TABLE_NAME, 'readwrite'); // get the object store allowing read and write
		var req = store.get(key);  // get row from table
		req.onsuccess = function(evt) { // success - able to get the row from the table
			var record = evt.target.result;
			if (typeof record == 'undefined') { // row is empty
				displayActionFailure("No record found");
				return;
			}

glynrob

function displayRows(store) {
  	if (typeof store == 'undefined')
			store = getObjectStore(DB_TABLE_NAME, 'readonly'); // no table passed so use the default one
		
		var listcontainer = $('.listcontainer');
		listcontainer.empty(); // clear existing data in the container
		
		var req;
		req = store.count();
		req.onsuccess = function(evt) {

glynrob

import os
import gnupg
import tarfile
import ftplib

# create zip file of the folder
tar = tarfile.open("docs_backup.tar", "w")
tar.add("/home/pi/Documents", arcname="bar")
tar.close()

glynrob

@red: #BF3130;
.red{
  background-color:@red;
}

glynrob

.red{
  background-color:#BF3130;
}