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Xcode Product -> Archive disabled
I have been archiving for ad hoc distribution fine for many months and suddenly today I cannot do so as the Archive menu item is disabled. I have not changed anything. I went through the provisioning setup for the project and it looks ok.
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Obtaining a powerset of a set in Java
...2^n possible combinations. Here's a working implementation, using generics and sets:
public static <T> Set<Set<T>> powerSet(Set<T> originalSet) {
Set<Set<T>> sets = new HashSet<Set<T>>();
if (originalSet.isEmpty()) {
sets.add(new HashS...
Which rows are returned when using LIMIT with OFFSET in MySQL?
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It will return 18 results starting on record #9 and finishing on record #26.
Start by reading the query from offset. First you offset by 8, which means you skip the first 8 results of the query. Then you limit by 18. Which means you consider records 9, 10, 11, 12, 13, 14,...
Why is inserting in the middle of a linked list O(1)?
...r business logic that a new node needs to be added (or an old one deleted) and you do so. You may add 50 nodes in a single iteration and each of those nodes is just O(1) the time to unlink two adjacent nodes and insert your new one..
Edit: Man, you type a second paragraph and all of a sudden inste...
How to append the output to a file?
How can I do something like command > file in a way that it appends to the file, instead of overwriting?
3 Answers
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How do I make many-to-many field optional in Django?
When you have a many-to-many relationship ( related_name , not through ) and you are trying to use the admin interface you are required to enter one of the relationships even though it does not have to exist for you to create the first entry.
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split string in to 2 based on last occurrence of a separator
...ther: str.rpartition(sep) Split the string at the last occurrence of sep, and return a 3-tuple containing the part before the separator, the separator itself, and the part after the separator. If the separator is not found, return a 3-tuple containing two empty strings, followed by the string itsel...
“Automatic” vs “Automatic (Delayed start)”
...tically starting a Windows service on Windows startup. One is Automatic , and the other is Automatic (Delayed start) . What is the difference between these two in detail?
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How can I read input from the console using the Scanner class in Java?
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Let's say I only use the scanner once and don't want to clutter my code by initializing an then closing the Scanner - is there a way to get input from the user without constructing a class?
– Nearoo
Oct 13 '17 at 8:12
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css3 transition animation on load?
...}
...which basically says "at the start, the header will be off the left hand edge of the screen by its full width and at the end will be in place".
The second part is calling that slideInFromLeft animation:
animation: 1s ease-out 0s 1 slideInFromLeft;
Above is the shorthand version but here is th...