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2014/10/15 ¤U¤È 10:13:05
iphone Programming Glossary: quicklyhow to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif could help. Take a look at CKSMSService.h or CKMadridService.h for iMessage messages. I did quickly attempt to swizzle my own method in for a couple methods in CKSMSService void _receivedMessage id arg1..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still it works at least in some specific situations. I've tested this on..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events Using the location callbacks with having the GPS radio on is sucking my battery down very quickly. Using the approach which I posted in Update 2 is taking nearly no energy. According to the userexperience..
CSS “position: fixed;” into iPad/iPhone? http://stackoverflow.com/questions/4889601/css-position-fixed-into-ipad-iphone fixed http www.quirksmode.org m css.html but note that the mobile browser world is moving very quickly so tables like this may not stay up to date for long Update iOS 5 and Android 4 are both reported to..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations is it possible to find the source of the low system memory or how to keep it from running out so quickly My app doesn't appear to be leaking memory but somehow it's exhausting the system resources. Thanks..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons a long time ObjC developer you will twitch for about a week when you see ARC code. You will very quickly get over this. There is some very small complications in bridging to Core Foundation code. There are..
how to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif looking at the dumped private APIs it looks like ChatKit.framework could help. Take a look at CKSMSService.h or CKMadridService.h for iMessage messages. I did quickly attempt to swizzle my own method in for a couple methods in CKSMSService void _receivedMessage id arg1 replace BOOL arg2 replacedRecordIdentifier int arg3 postInternalNotification..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention property and thus they are ALL private given that why not name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better reason if you use refactor in XCode on an..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari ' 'nokeyboard ' Normally you would expect this to not be visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still it works at least in some specific situations. I've tested this on an iPad and it seems to work fine. share improve this answer..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events don't need it anymore. For my own experience I measured something. Using the location callbacks with having the GPS radio on is sucking my battery down very quickly. Using the approach which I posted in Update 2 is taking nearly no energy. According to the userexperience this is a better approach. Maybe other Apps work like..
CSS “position: fixed;” into iPad/iPhone? http://stackoverflow.com/questions/4889601/css-position-fixed-into-ipad-iphone chart showing which mobile browsers support position fixed http www.quirksmode.org m css.html but note that the mobile browser world is moving very quickly so tables like this may not stay up to date for long Update iOS 5 and Android 4 are both reported to have position fixed support now. I tested iOS 5 myself in an..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations such a big disagreement between these two tools Additionally is it possible to find the source of the low system memory or how to keep it from running out so quickly My app doesn't appear to be leaking memory but somehow it's exhausting the system resources. Thanks iphone ios ipad memory management xcode instruments share..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons OK now I will tell you about the small downsides If you're a long time ObjC developer you will twitch for about a week when you see ARC code. You will very quickly get over this. There is some very small complications in bridging to Core Foundation code. There are slightly more complications in dealing with anything that treats..
Correcting floating point numbers http://stackoverflow.com/questions/10049533/correcting-floating-point-numbers 1985 . Basically floats are stored as a binary representation of the value and only have so many bits to use so they quickly run out and have to round to the nearest value that they are capable of representing. Typically you don't worry about the..
how to get the message when receiving the “kCTMessageReceivedNotification” notification on IOS5 http://stackoverflow.com/questions/10681995/how-to-get-the-message-when-receiving-the-kctmessagereceivednotification-notif like ChatKit.framework could help. Take a look at CKSMSService.h or CKMadridService.h for iMessage messages. I did quickly attempt to swizzle my own method in for a couple methods in CKSMSService void _receivedMessage id arg1 replace BOOL arg2..
Optimizing CLLocationManager/CoreLocation to retrieve data points faster on the iPhone http://stackoverflow.com/questions/1081219/optimizing-cllocationmanager-corelocation-to-retrieve-data-points-faster-on-the that each successive attempt is going to take longer and longer to improve your accuracy thus it gets expensive quickly. This is what you need to do Take a new value only if it is recent AND If the new location has slightly better accuracy..
iphone: Calculating battery life http://stackoverflow.com/questions/1469549/iphone-calculating-battery-life you're given is change notifications at 5 changes up or down accuracy is not something you can calculate very well or quickly. A 5 change could take a very long time if the device isn't doing anything. Maybe you can monitor UIDevice currentDevice..
http://stackoverflow.com/questions/1757303/parsing-json-dates-on-iphone I thought I would be able to use the NSDateFormatter... I found a really good reference for it's symbols here but I quickly realized that I needed to convert the number from milliseconds to seconds. I wrote the code to do it... I'm still learning..
iPhone ivar naming convention [duplicate] http://stackoverflow.com/questions/2114587/iphone-ivar-naming-convention given that why not name them in a way easier to read and use autocomplete on Any overlap in names from parameters is quickly revealed by the compiler and avoided through more thoughtful naming of parameters or internal variables . 2 even better..
iPad Web App: Detect Virtual Keyboard Using JavaScript in Safari? http://stackoverflow.com/questions/2593139/ipad-web-app-detect-virtual-keyboard-using-javascript-in-safari this to not be visible to the user. Unfortunately at least when running in the Simulator the iPad visibly though quickly scrolls up and down again. Still it works at least in some specific situations. I've tested this on an iPad and it seems..
Most effective way to do networking on Mac/iPhone? http://stackoverflow.com/questions/4269613/most-effective-way-to-do-networking-on-mac-iphone iPhone I'm very familiar with classic BSD sockets but I'm not aiming for portability right now I'm just trying to be quickly done with a small project. I'd love to have an Apple provided Objective C wrapper but I'd like to hear some thoughts on..
iPhone - Backgrounding to poll for events http://stackoverflow.com/questions/4656214/iphone-backgrounding-to-poll-for-events I measured something. Using the location callbacks with having the GPS radio on is sucking my battery down very quickly. Using the approach which I posted in Update 2 is taking nearly no energy. According to the userexperience this is a better..
CSS “position: fixed;” into iPad/iPhone? http://stackoverflow.com/questions/4889601/css-position-fixed-into-ipad-iphone support position fixed http www.quirksmode.org m css.html but note that the mobile browser world is moving very quickly so tables like this may not stay up to date for long Update iOS 5 and Android 4 are both reported to have position fixed..
Creating a JSON Store For iPhone http://stackoverflow.com/questions/5237943/creating-a-json-store-for-iphone in integrating the UI into the object oriented design of an iOS MacOS app. 3 As the data grows more complex Core Data quickly becomes superior. The managed part of managed objects manages complexity in relationships and behaviors. With collections.. in relationships and behaviors. With collections or SQL you have manually manage complexity and can find yourself quickly swamped. In fact I have seen people trying manage complex data with SQL who end up writing their own miniature Core Data..
Can you use cancel/isCancelled with GCD/dispatch_async? http://stackoverflow.com/questions/5449469/can-you-use-cancel-iscancelled-with-gcd-dispatch-async task then checking a flag like you've demonstrated is an acceptable solution. However you may want to evaluate how quickly the cancellation needs to respond if some of those methods calls are fairly short you may be able to get away with checking.. to do this would be to wrap each of your method calls in a if pleaseAbandonYourEfforts NO block. This would let you quickly fall through to the end of the method once cancellation was requested and keep your cleanup in a single location. Another.. return before the end of the method then the object in formatter won't be released and will be leaked . While the self quickly wrap up in a bow call can handle cleanup for any objects reachable through an instance variable or through a global pointer..
instruments with iOS: Why does Memory Monitor disagree with Allocations? http://stackoverflow.com/questions/5518918/instruments-with-ios-why-does-memory-monitor-disagree-with-allocations tools Additionally is it possible to find the source of the low system memory or how to keep it from running out so quickly My app doesn't appear to be leaking memory but somehow it's exhausting the system resources. Thanks iphone ios ipad memory..
How do I change the color of the side Alphabet in an indexed UITableView? http://stackoverflow.com/questions/750119/how-do-i-change-the-color-of-the-side-alphabet-in-an-indexed-uitableview UITableView I have a table view with an alphabetical index and am using the side alphabet to get through the list quickly. For those not familiar that uses this NSInteger tableView UITableView tableView sectionForSectionIndexTitle NSString title..
To ARC or not to ARC? What are the pros and cons? http://stackoverflow.com/questions/8760431/to-arc-or-not-to-arc-what-are-the-pros-and-cons downsides If you're a long time ObjC developer you will twitch for about a week when you see ARC code. You will very quickly get over this. There is some very small complications in bridging to Core Foundation code. There are slightly more complications..
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