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@benlodotcom
benlodotcom / ClearApplicationCache.m
Last active April 13, 2017 09:41
Methods to flush the HTML5 Application Cache on iOS. In a UIWebView Webkit uses an sqlite database to store the resources associated to a cache manifest, as there is no API yet to flush the Application Cache you can use this method which delete entries directly from the database. However, this approach could break anytime if the implementation o…
static NSString *cacheDatabaseName = @"ApplicationCache.db";
static NSString *cacheGroupTable = @"CacheGroups";
static NSString *cacheGroupTableManifestURLColums = @"manifestURL";
static NSString *cacheTable = @"Caches";
static NSString *cacheTableCacheGroupId = @"cacheGroup";
/**
Clears the cached resources associated to a cache group.
@param manifestURLs An array of `NSString` containing the URLs of the cache manifests for which you want to clear the resources.
@calebd
calebd / AsynchronousOperation.swift
Last active September 21, 2024 15:28
Concurrent NSOperation in Swift
import Foundation
/// An abstract class that makes building simple asynchronous operations easy.
/// Subclasses must implement `execute()` to perform any work and call
/// `finish()` when they are done. All `NSOperation` work will be handled
/// automatically.
open class AsynchronousOperation: Operation {
// MARK: - Properties
@klaas
klaas / StreamReader.swift
Last active May 21, 2017 14:51
Xcode 6.1 version of source for this SO answer http://stackoverflow.com/a/24648951/292145
import Foundation
class StreamReader {
let encoding : UInt
let chunkSize : Int
var atEof : Bool = false
var fileHandle : NSFileHandle!
let buffer : NSMutableData!