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How do I trim leading/trailing whitespace in a standard way?
... to store the result. If it is too small, the output is
// truncated.
size_t trimwhitespace(char *out, size_t len, const char *str)
{
if(len == 0)
return 0;
const char *end;
size_t out_size;
// Trim leading space
while(isspace((unsigned char)*str)) str++;
if(*str == 0) // All sp...
Embed YouTube video - Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...h="420" height="315" src="https://www.youtube.com/embed/A6XUVjK9W4o" frameborder="0" allowfullscreen></iframe>
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Spring get current ApplicationContext
...n test) that caused a lot of tricky bugs.
– Oleksandr_DJ
Jun 26 '18 at 19:54
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Android - Emulator in landscape mode, screen does not rotate
...eways. Is there something in the AVD configuration that needs to be set in order for the device to rotate properly?
19 Answ...
How to update the value stored in Dictionary in C#?
... answered Jun 17 '14 at 4:19
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Count characters in textarea
... relevance of IDs of textarea and second span : id="post" <-> id="rem_post" and the title of the span that holds the desired characters amount of each particular textarea
<textarea class="countit" name="post" id="post"></textarea>
<p>
<span>characters remaining: <...
Swift make method parameter mutable?
...eclare an inout parameter. Think: passing in a pointer.
func reduceToZero(_ x: inout Int) {
while (x != 0) {
x = x-1
}
}
var a = 3
reduceToZero(&a)
print(a) // will print '0'
This can be particularly useful in recursion.
Apple's inout declaration guidelines can be found...
Cocoa Core Data efficient way to count entities
... = [NSEntityDescription entityForName:@"YourEntity" inManagedObjectContext:_managedObjectContext];
NSFetchRequest *fetchRequest = [[NSFetchRequest alloc] init];
[fetchRequest setEntity:entity];
[fetchRequest setIncludesPropertyValues:NO];
[fetchRequest setIncludesSubentities:NO];
NSError *error = ni...
What does placing a @ in front of a C# variable name do? [duplicate]
...ing is in a variable it has already been escaped as it has to be parsed in order to be assigned to a variable so adding an @ to a string variable is not the same as adding it to a string literal.
– Jonathan Parker
Aug 11 '14 at 1:07
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Include only certain file types when searching in Visual Studio
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