How do I know if my NSArray is empty?
How do I know if my NSArray is empty?
NSArray has the count method, a common way to do it would be… That will check if the array has nothing in it, or if it is set to nil….
- What is the difference between (array == [NSNull null]) and (array == nil)?
- @user403015 [NSNull null] is a object of type NSNull .
Does Mc and Mac come before M?
In addition to sorting them under “Mac” and “Mc” respectively or choosing to sort them both under “Mac”, it is known for Mc/Mac names to be placed in separate position before M. …
Which is the correct order to sort a list?
For example, 2-4 means that the list should be sorted by the words at position 2, 3 and 4. The order is not affected by word positions that do not exist in any of the texts so it does not matter if 2-4 or 2-100 is used as long as none of the texts consist of more than 4 words.
How is a word sorted in the alphabet?
The default sorting procedure is to compare each letter from left to right. The first letters that differ between two texts decide which one of them should come first. For example, the word “boat” is sorted before “book” because a comes before o in the English alphabet. It is also possible to sort the texts by words at specific positions.
Is the Order of the letters in the alphabet affected?
The order is not affected by word positions that do not exist in any of the texts so it does not matter if 2-4 or 2-100 is used as long as none of the texts consist of more than 4 words. This tool sorts the texts based on the order that the letters have in the English alphabet.
How are numbers sorted in the Swedish alphabet?
For example, the Swedish alphabet contains the letters Å, Ä and Ö. In English these are treated as variations of the letters A and O which means that they will not be ordered as a Swedish person might expect. Numbers are not compared one digit at a time. Instead the tool tries to interpret the numeric value and sort them in numeric order.