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Can I squash commits in Mercurial?
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See the comments. Histedit is now built-in, you just need to enable it (because no default commands will modify history)
– Ry4an Brase
Sep 28 '15 at 15:12
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What is a callback function?
... somewhere you can get to it
Execution comes back to where it was in [1]
Now suppose factorial took a really long time, because you're giving it huge numbers and it needs to run on some supercomputing cluster somwhere. Let's say you expect it to take 5 minutes to return your result. You could:
K...
Reset identity seed after deleting records in SQL Server
... supported in previous versions of the Azure SQL Database but is supported now.
Thanks to Solomon Rutzky the docs for the command are now fixed.
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Update multiple rows in same query using PostgreSQL
...ate table results_dummy (id int, status text, created_at timestamp default now(), updated_at timestamp default now());
-- populate table with dummy rows
insert into results_dummy
(id, status)
select unnest(array[1,2,3,4,5]::int[]) as id, unnest(array['a','b','c','d','e']::text[]) as status;
select ...
How to write a large buffer into a binary file in C++, fast?
...es 2-5%.
Thanks a lot to everyone.
Update: 5 years have passed it's 2017 now. Compilers, hardware, libraries and my requirements have changed. That's why I made some changes to the code and did some new measurements.
First up the code:
#include <fstream>
#include <chrono>
#include &l...
Fragments within Fragments
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That point is now. Nested Fragments are now part of the Android API, yay! developer.android.com/about/versions/….
– Alex Lockwood
Nov 13 '12 at 20:58
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How to check if a DateTime occurs today?
...kOverflow how to use a custom class he created and expect us to magically know how it worked. ;)
– Brian Schroth
Oct 21 '09 at 16:04
2
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Why do I need to override the equals and hashCode methods in Java?
... hashCode(), let's see what would happen in this particular case where we know that two objects of MyClass are equal if their importantField is equal but we do not override equals().
Override only hashCode
If you only override hashCode then when you call myMap.put(first,someValue) it takes first, ca...
JavaScript: How to pass object by value?
...var key in obj)
temp[key] = clone(obj[key]);
return temp;
}
Now you can you use like this:
(function(x){
var obj = clone(x);
obj.foo = 'foo';
obj.bar = 'bar';
})(o)
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Aborting a stash pop in Git
...apply:
git merge-recursive stash@{0}: -- $(git write-tree) stash@{0}^1
Now you will be left with just the non-stash changes. They will be in the index. You can use git reset to unstage your changes if you like.
Given that your original git stash apply failed I assume the reverse might also fa...