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How Do I Choose Between a Hash Table and a Trie (Prefix Tree)?
...he discriminating factors that would lead me to choose one over the other. From my own naive point of view it seems as though using a trie has some extra overhead since it isn't stored as an array but that in terms of run time (assuming the longest key is the longest english word) it can be essentia...
What are transparent comparators?
In C++14, associative containers seem to have changed from C++11 – [associative.reqmts]/13 says:
4 Answers
...
Git ignore sub folders
... but something that I don't think is mentioned is that once you add a file from that directory into the repo, you can't ignore that directory/subdirectory that contains that file (git will ignore that directive).
To ignore already added files run
$ git rm --cached
Otherwise you'll have to remov...
Android: Last line of textview cut off
... Although this seems to work, the correct solution is the one from tomrozb's comment above, or Jusid's answer
– Eduard B.
Mar 31 '17 at 15:27
...
Database sharding vs partitioning
...ted out partitioned on very few servers, using Postgres to divide the data from the get-go. I believe it was several thousand logical shards on those few physical shards. Read their awesome writeup from 2012 here: Instagram Engineering - Sharding & IDs
See here as well: http://www.quora.com/Wha...
RESTful Alternatives to DELETE Request Body
... like Akamai EdgeConnect. I know for a fact that EdgeConnect strips bodies from HTTP DELETE requests(since they consume bandwidth are are likely invalid). It's also likely that similar services do the same(see Kindle's acceleration feature, and other CDN-like services). You should probably redesign ...
How do I parse a string to a float or int?
...ueError: invalid literal for int() with base 10: '545.222', but converting from a float to an int is a supported conversion.
– David Parks
May 7 '18 at 17:46
4
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Named string formatting in C#
...matWith(user);
A third improved method partially based on the two above, from Phil Haack
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Can I force a UITableView to hide the separator between empty cells? [duplicate]
...Load
{
[super viewDidLoad];
// This will remove extra separators from tableview
self.tableView.tableFooterView = [[UIView alloc] initWithFrame:CGRectZero];
}
For previous versions
You could add this to your TableViewController (this will work for any number of sections):
- (CGFloat...
Is there a sleep function in JavaScript? [duplicate]
...ter 3 seconds (3000 milliseconds)
Remember, this is completely different from how sleep method, if it existed, would behave.
function test1()
{
// let's say JavaScript did have a sleep function..
// sleep for 3 seconds
sleep(3000);
alert('hi');
}
If you run the above funct...