Objective-C is an object-oriented programming language that is a strict superset of C (any valid C code is equally valid Objective-C code), and it inherits its object-oriented capabilities from Smalltalk. All procedural syntax is identical to that of C, and all object-oriented syntax is an implementation of Smalltalk messaging. It is the main programming language used by Apple for OS-X and iOS and their respective APIs/ Objective-C inherits the syntax, primitive types, and flow control statements of C and adds syntax for defining classes and methods.
I am a rookie with programming but wanted to delve into programming for Androids. What language should i use? or what development program.? also, does this language translate to coding pretty well …
I created a OSX application which contains powerpoint slides and can add these slides to any existing powerpoint presentation. I am using applescript and vba script to add slides from my OSX …
I need to observe powerpoint actions in my OSX app.
Scenario: I need to perform some actions in my OSX application when user clicks on save button in PowerPoint. Is there any ways to to this. I have …
Does 2nd line below scan through all Worksheet within Excel file? If not, how to adjust it to scan through all Worksheets, except one specific sheet with a given name?
How to correct this
due to 2nd line below?
How to correct
due to this line?
It does take nearly 30 minutes to finish scanning these two sheets
using such codes
Why? Any other way to …
I get Error and STacktrace below
due to last line below
Hi, I'm looking for a video tutorial series for Cocoa and Swift 2. I've searched high and low, but none that are current with Xcode 7.x and Swift 2. I've found a couple that are great, but most are …
To the codes like
why can't the menu be shown to the form, by this project below?
i would like to know how to determine the location of an object pointed at by the camera on an ios and android,
My thinking is the location of the user/camera is determined by using the …
I cannot show which line is having the problem. What to adjust, in above, as I want to show the relevant line, which is not having either CR or LF, at the end of it, for …
For Chinese word, I think there're many tens of thousands for use. Is there any automatic way to list out all Chinese word, from anything, like a Chinese dictionary?
I am working with iPad developers on a project.
There are several pages that the iPad simply pulls in a url from my web service like an iframe. I believe that is "includes" in iPad????
In any …
I have next expressions:
1) DataValue += (1<<i);
2) if( ((DataValue>>i)&0x1) == 0x1 )
; //Do something
I need help to understand step by step what happens in the expressions…
In an IOS Swift application I have a function that is returning a date as a string like ("2016-04-18"). I need help with Swift code for a function that will take this string or any other string in …
I have an iPhone app up and running on a physical phone.
I have my own subclassed implementation of a UIViewController, with init() and viewDidLoad() overridden and declared like this:
I can't work out how to determine when a row is clicked on a nstableview. A delegate method allows me to determine when a row is selected, but I can't see when a row is clicked. The reason I need to …
I'm frustrated with PC's and I'm thinking of getting an iMac. I want to create music programs, and iPad programs. I'm mainly focused on MIDI controllers, not fancy virtual synths, although that would …
I am new to the Xcode 4 IDE and I ran into a problem which is an annoyance.
When I create a new project and click (single click) on any of the files (Viewcontroller.h, *.m, *.xib) the files open …
I'm trying to base64 encrypt an image for upload on iOS, but the stupid thing doesn't have built in support, so I downloaded two libraries and tried them both out, but I think they are returning the …
// Created by me on 6/07/11.
// Copyright (c) 2011 __MyCompanyName__. All rights reserved.
I need to create an iPad app that will download some customer records from our database (such as through our .net web server), let our field agents take a photo and update each record, …