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Most efficient way to remove special characters from string
...fficient ways that you can do it.
You should of course read the character into a local variable or use an enumerator to reduce the number of array accesses:
public static string RemoveSpecialCharacters(this string str) {
StringBuilder sb = new StringBuilder();
foreach (char c in str) {
...
python pandas dataframe to dictionary
I've a two columns dataframe, and intend to convert it to python dictionary - the first column will be the key and the second will be the value. Thank you in advance.
...
PHP Function Comments
...
Functions:
/**
* Does something interesting
*
* @param Place $where Where something interesting takes place
* @param integer $repeat How many times something interesting should happen
*
* @throws Some_Exception_Class If something interesting cannot...
How to get all selected values from ?
...
First, use Array.from to convert the HTMLCollection object to an array.
let selectElement = document.getElementById('categorySelect')
let selectedValues = Array.from(selectElement.selectedOptions)
.map(option => option.value) // make sure...
Twitter oAuth callbackUrl - localhost development
...
Callback URL edited
http://localhost:8585/logintwitter.aspx
Convert to
http://127.0.0.1:8585/logintwitter.aspx
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Multiple HttpPost method in Web API controller
... routeTemplate: "api/{controller}/{id}",
defaults: null,
constraints: new { id = @"^\d+$" } // Only integers
);
// Controllers with Actions
// To handle routes like `/api/VTRouting/route`
config.Routes.MapHttpRoute(
name: "ControllerAndAction",
routeTemplate: "api/{controller}/{...
Left Align Cells in UICollectionView
...leftMargin
leftMargin += layoutAttribute.frame.width + minimumInteritemSpacing
maxY = max(layoutAttribute.frame.maxY , maxY)
}
return attributes
}
}
If you want to have supplementary views keep their size, add the following at the top of the closure in...
How to find index of list item in Swift?
...e for Swift 4.2:
With Swift 4.2, index is no longer used but is separated into firstIndex and lastIndex for better clarification. So depending on whether you are looking for the first or last index of the item:
let arr = ["a","b","c","a"]
let indexOfA = arr.firstIndex(of: "a") // 0
let indexOfB =...
How exactly does __attribute__((constructor)) work?
...nized than .init/.fini. .ctors/.dtors sections are both just tables with pointers to functions, and the "caller" is a system-provided loop that calls each function indirectly. I.e. the loop-caller can be architecture specific, but as it's part of the system (if it exists at all i.e.) it doesn't matt...
How can I reverse a NSArray in Objective-C?
...e)
- (void)reverse {
if ([self count] <= 1)
return;
NSUInteger i = 0;
NSUInteger j = [self count] - 1;
while (i < j) {
[self exchangeObjectAtIndex:i
withObjectAtIndex:j];
i++;
j--;
}
}
@end
...