Awesome (and funny) presentation about architecture, design, IT history and people. Watch, learn, enjoy:http://youtu.be/asLUTiJJqdE The same topic, same guy, still different presentations: http://vimeo.com/43612849 And another: http://youtu.be/DTk0DBpQveM And the newest: http://vimeo.com/68215570
Author: andras.palfi
Reset external display settings on mac
Using external display is a great thing. I prefer to use my big external screen rotated by 90º: quite useful for long docs. The problem comes along when you remove the cable while the mac is sleeping: sometimes the system remembers that the screen is rotated but this no more synced with the monitor. It […]
Analyzing binary libraries on Mac
If you want to know the architectures a library supports, just call: lipo -info <libname> lipo is also used to create fat-binaries. If you want to look more deeply into a binary library the easiest way to use nm. NM will list the whole structure of the library together with the public classes/method. It’s under the […]
The case of missing IPA creation option in Xcode
IPA is technically a small install package of iOS platform. You can create it in XCode by creating an archive (Product/Archive menu point) and if the build is ready pressing the Distribution button on the right side of the appearing Organizer window. In the new appearing window just select Save for Enterprise or Ad-Hoc Deployment, sign with […]
ObjC ivar/global var declaration – a clarification
You can declares iVar-s in header files but it’s better in the implementation, so they will be really invisible for others. You should do this way: @implementation MyClass { int firstiVar; } @synthesize anyProperty; But what if you forget the parenthesis and you put the variable simply beside the @synthesize? Like this: @implementation MyClass int […]
Using the background of a UITableView as a scroll indicator
There is a fancy solution to present the scrolling position of a tableview to the user using moving image as a background. The user can better imagine the size of the table view because the background image suggest where he/she is in the tableview. How-To – short version Add a tableview create a scrollview with […]
Enabling AirDrop – if it doesn’t work
Have you ever experienced that the AirDrop doesn’t work while it definitely should work? Two computers cannot see each other? Ok, first check some cases – on both machines: You have a Mac OS X Lion OS installed wifi is turned on both machines has to have an opened Finder window and the AirDrop should […]
iOS mock framework for unit tests
Mock objects are objects which behave like another business objects, but they don’t do more than you need to test a unit. For example they response with a static data. Mock frameworks gives you the ability to define dynamically mock objects in the test method rather than define them in separate classes. The mock object […]
ObjC advanced static code analyzer
There is a built in code analyzer in Xcode but unfortunately it’s not that we really need. It doesn’t check complexity, method sizes etc. This was one of the missing features till now because fortunately there is a good one out already: OCLint (http://oclint.org/) Unfortunately there is still no correct Xcode project file read support […]
Private API check
If you plan to submit your app to app store and you aren’t sure it doesn’t use private API you can check it with App-Scanner (https://github.com/ChimpStudios/App-Scanner)