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Code for decoding/encoding a modified base64 URL
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@Kirk: If it adds 3 characters then the base64 string is already corrupt. I guess it would be a good idea to validate the string, it should only contain the characters expected and Length % 4 != 3.
– AnthonyWJones
Aug 4 '09 at 17:36...
@synthesize vs @dynamic, what are the differences?
...ace Book : NSObject
{
NSMutableDictionary *data;
}
@property (retain) NSString *title;
@property (retain) NSString *author;
@end
@implementation Book
@dynamic title, author;
- (id)init
{
if ((self = [super init])) {
data = [[NSMutableDictionary alloc] init];
[data setObject:...
How do I replace a character at a particular index in JavaScript?
I have a string, let's say Hello world and I need to replace the char at index 3. How can I replace a char by specifying a index?
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C++ convert hex string to signed integer
I want to convert a hex string to a 32 bit signed integer in C++.
9 Answers
9
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Why is argc not a constant?
...ough getopt's prototype suggests it won't modify argv[] but may modify the strings pointed to, the Linux man page indicates that getopt permutes its arguments, and it appears they know they're being naughty. The man page at the Open Group does not mention this permutation.)
Putting const on argc a...
Django template tag to truncate text
...mplate filter, that add "..." to the end of (last word of) the (truncated) string as well:
from django import template
register = template.Library()
@register.filter("truncate_chars")
def truncate_chars(value, max_length):
if len(value) > max_length:
truncd_val = value[:max_length]
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Stripping everything but alphanumeric chars from a string in Python
What is the best way to strip all non alphanumeric characters from a string, using Python?
11 Answers
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What is the difference between sigaction and signal?
... And that's it. Anything else is not guaranteed to be portable. That's so stringent that most people ignore those rules — but the resulting code is dodgy.
– Jonathan Leffler
Oct 27 '16 at 16:14
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Can I convert a C# string value to an escaped string literal
In C#, can I convert a string value to a string literal, the way I would see it in code? I would like to replace tabs, newlines, etc. with their escape sequences.
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How to ignore whitespace in a regular expression subject string?
Is there a simple way to ignore the white space in a target string when searching for matches using a regular expression pattern? For example, if my search is for "cats", I would want "c ats" or "ca ts" to match. I can't strip out the whitespace beforehand because I need to find the begin and en...