https://code-reference.com/ 2026-05-26T00:00:10+02:00 https://code-reference.com/ https://code-reference.com/ttps://code-reference.com/lib/tpl/dokuwiki/images/favicon.ico text/html 2013-02-17T02:32:06+02:00 https://code-reference.com/c/string.h/strstr?rev=1361064726&do=diff #include <stdlib.h> char *strstr(const char *str1, const char *str2); strstr C Sourcecode Example /* * strstr example code * http://code-reference.com/c/string.h/strstr */ #include <stdio.h> #include <string.h> int main ( void ) { char str[] = "42 is the result or ? but what was the question"; char *ptr; // set the Pointer ptr to "or ?" ptr = strstr (str, "or ?"); // replace the text with "yes" strncpy (ptr, "yes", 3); printf("%s\n",str); return 0; } text/html 2014-08-19T02:25:26+02:00 https://code-reference.com/objective-c/examples/uiwebview_using_local_resources?rev=1408407926&do=diff Sometimes you need or want to load a UIWebView displaying content provided with an app. If there is more then one site it might make sense to have an external .css or .js file for all your html content. Whatever, I was facing this problem currently and decided to provide my solution to you. text/html 2017-07-31T22:37:05+02:00 https://code-reference.com/wiki/syntax?rev=1501533425&do=diff DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing the Edit this page button at the top or bottom of the page. If you want to try something, just use the playground page. The simpler markup is easily accessible via quickbuttons, too. text/html 2012-12-30T19:26:23+02:00 https://code-reference.com/objective-c/uikit.framework/uilabel.h/initwithframe?rev=1356891983&do=diff initWithFrame - (id)initWithFrame:(CGRect)frame; Returns a UILabel with a given frame. Return Value - UILabel ObjC Sourcecode Example // ** Create a frame ** CGRect frame = CGRectMake(40.0f, 40.0f, 100.0f, 32.0f); // ** Init label with frame ** UILabel *aLabel = [[UILabel alloc]initWithFrame:frame]; // ** Output ** NSLog(@"%@", aLabel); text/html 2012-12-30T19:48:43+02:00 https://code-reference.com/objective-c/uikit.framework/uilabel.h/init?rev=1356893323&do=diff init - (id)init; Returns a UILabel. Return Value - UILabel ObjC Sourcecode Example // ** Init label ** UILabel *aLabel = [[UILabel alloc]init]; // ** Output ** NSLog(@"%@", aLabel); If you look at the output for this example code, you`ll see that the label`s frame values are “0 0 ; 0 0”! This is because no frame was set yet. You need to set the frame of the label or it will not be visible after adding it to the view. It`s recommend to use ”initWithFrame”.… text/html 2024-02-16T01:06:19+02:00 https://code-reference.com/objective-c/examples/tabbarcontroller?rev=1708041979&do=diff Add two UIViewController named RootViewController and SecondRootViewController to your empty project Create a TabBarController for your project First step import the RootViewController.h and SecondRootViewController.h in your AppDelegate #import "RootViewController.h" #import "SecondRootViewController.h" text/html 2024-02-16T01:06:19+02:00 https://code-reference.com/objective-c/examples/navigationcontroller?rev=1708041979&do=diff Add a UIViewController named RootViewController to your empty project Create a NavigationController for your project First step import the RootViewController.h in your AppDelegate #import "RootViewController.h" Second step initialize NavigationController with RootViewController and add it to window text/html 2024-02-16T01:06:19+02:00 https://code-reference.com/objective-c/examples/rootviewcontroller?rev=1708041979&do=diff Add a UIViewController named RootViewController to your empty project Add a RootViewController to your project First step import the RootViewController.h in your AppDelegate #import "RootViewController.h" Second step initialize and add the RootViewController to window text/html 2024-02-16T01:12:25+02:00 https://code-reference.com/objective-c/foundation.framework/nsnumber.h/isequaltonumber?rev=1708042345&do=diff - (BOOL)isEqualToNumber:(NSNumber *)number; Returns a Boolean value that indicates whether the receiver and a given number are equal. ObjC Sourcecode Example NSNumber *myBoolNumberYES = [NSNumber numberWithBool:YES]; NSNumber *myBoolNumberNO = [NSNumber numberWithBool:NO]; NSNumber *myIntNumber2_a = [NSNumber numberWithInt:2]; NSNumber *myIntNumber2_b = [NSNumber numberWithFloat:2.0]; if ([myBoolNumberNO isEqualToNumber:myBoolNumberYES]) { NSLog(@"NU… text/html 2024-02-16T01:06:18+02:00 https://code-reference.com/objective-c/uikit.framework/uialerview.h?rev=1708041978&do=diff UIAlertView ---------- UIAlertView is a standard class in the UIKit framework. It is commonly used to display the state of something, or even just be used a way to communicate to the user in iOS applications. Code #import <UIKit/UIKit> - (void) viewDidLoad { UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Title Message" message:@"This is a simple message!" delegate:self canc…