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What is the scope of variables in JavaScript?
...with a pointer to its parent scope.
When resolving a variable, javascript starts at the innermost scope and searches outwards.
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Use of exit() function
...de <stdio.h>
#include <stdlib.h>
int main(void) {
printf("Start of the program....\n");
printf("Exiting the program....\n");
exit(0);
printf("End of the program....\n");
return 0;
}
Output
Start of the program....
Exiting the program....
...
How to Get the Title of a HTML Page Displayed in UIWebView?
...://www.appcoda.com"] encoding:NSASCIIStringEncoding error:nil];
NSString * start = @"<title>";
NSRange range1 = [htmlCode rangeOfString:start];
NSString * end = @"</title>";
NSRange range2 = [htmlCode rangeOfString:end];
NSString * subString = [htmlCode substringWithRange:NSMakeRange(r...
How to return a result (startActivityForResult) from a TabHost Activity?
...have 3 classes in my example:
Class A, the main activity. Class A calls a startActivityForResult:
5 Answers
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Check whether a string matches a regex in JS
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@PedroD ^ implies begining or starts with
– Nagaraju
Dec 7 '16 at 7:06
So...
Get a substring of a char* [duplicate]
...
This returns the entire rest of the string starting with the substring, not just the substring.
– Barmar
Sep 10 at 19:01
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What is path of JDK on Mac ? [duplicate]
... text (java_home -h), you'll see that you can use this command to reliably start a Java program on OS X (java_home --exec ...), with the ability to explicitly specify the desired Java version and architecture, or even request the user to install it if missing.
A more pedestrian approach, but one wh...
How to check with javascript if connection is local host?
...ocalhost by checking hostname, including localhost and IPv6, and matching start with 127:
const isLocalhost = Boolean(
window.location.hostname === 'localhost' ||
// [::1] is the IPv6 localhost address.
window.location.hostname === '[::1]' ||
// 127.0.0.1/8 is considered localhost ...
What is the entry point of swift code execution?
There is no main() method in swift. The program must start the execution from somewhere. So what is the entry point of swift code execution and how is it decided?
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Delete element in a slice
... think of them as the indices of the gaps around and between the elements, starting with gap indexed 0 before the element indexed as 0.
Looking at just the blue numbers, it's much easier to see what is going on: [0:3] encloses everything, [3:3] is empty and [1:2] would yield {"B"}. Then [a:] is j...