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Stack, Static, and Heap in C++
...there is an address for it that is in the executable itself. There is only one copy for the entire program. No matter how many times you go into a function call (or class) (and in how many threads!) the variable is referring to the same memory location.
The heap is a bunch of memory that can be use...
Haskell function composition (.) and function application ($) idioms: correct use
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Well, I cannot hope for a better answer than this one; from one of the authors himself. :) And that makes sense, it does look much quieter on the page as I read. Marking this as the answer because It directly answers the question. Thankyou for the response; and, infact, the ...
How to save a dictionary to a file?
...a text file (the format must be same), I only want to change the member_phone field.
10 Answers
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Is this a “good enough” random algorithm; why isn't it used if it's faster?
...s the desired uniform distribution, but more than often it doesn't. Here's one of the more extreme examples, it's even beyond the borders of the graph:
QR distribution |8000 |9000 |10000 |11000 |12000
0.0xxx: 41788 :##################################################
0.1xxx: 17495 ...
DynamoDB vs MongoDB NoSQL [closed]
...art to set up a Mongo sharded solution, it gets complicated. You can go to one of the hosting companies, but that's not cheap either. With Dynamo, if you need more throughput, you just click a button. You can write scripts to scale automatically. When it's time to upgrade Dynamo, it's done for you. ...
How to add an object to an array
...push(b);
// a[0] === b;
Extra information on Arrays
Add more than one item at a time
var x = ['a'];
x.push('b', 'c');
// x = ['a', 'b', 'c']
Add items to the beginning of an array
var x = ['c', 'd'];
x.unshift('a', 'b');
// x = ['a', 'b', 'c', 'd']
Add the contents of one array to ano...
Bulk insert with SQLAlchemy ORM
...d s.commit() to actually save the records (it took me a bit to figure this one out).
– horcle_buzz
Dec 4 '15 at 1:30
3
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When to use AtomicReference in Java?
...n when your thread resumes, you clobber the work of the other thread. But honestly that code will work, it looks clean, and it would make most people happy.
Slight problem. It is slow. Especially if there is a lot of contention of that lock Object. Thats because most locks require an OS system...
How to restore to a different database in sql server?
I have a backup of Database1 from a week ago. The backup is done weekly in the scheduler and I get a .bak file. Now I want to fiddle with some data so I need to restore it to a different database - Database2 .
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How to sort Map values by key in Java?
...ation order.... why not we using LinkedHashSet ? We just put the questions one by one, and it is getting ordered by the order of the insertation. Can some help me out with this ?
– Karoly
Jun 19 '15 at 13:15
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