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Database sharding vs partitioning
...mes faster simply because of partition pruning.
Partitioning Strategies
Range
Hash
List
You can read their text and visualize their images which explain everything pretty well.
And lastly, it is important to understand that databases are extremely resource intensive:
CPU
Disk
I/O
Memory
Ma...
What is the difference between JSON and Object Literal Notation?
... be quoted
Strings must be quoted with " and not '
You have a more limited range of values (e.g. no functions allowed)
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How do you use NSAttributedString?
...tring addAttribute:NSForegroundColorAttributeName value:[UIColor redColor] range:NSMakeRange(0,5)];
[string addAttribute:NSForegroundColorAttributeName value:[UIColor greenColor] range:NSMakeRange(5,6)];
[string addAttribute:NSForegroundColorAttributeName value:[UIColor blueColor] range:NSMakeRange(...
Rename all files in directory from $filename_h to $filename_half?
...or.
'_half' is the pattern that you want to replace with.
'*.png' is the range of files that you are looking for your possible target files.
Hope this can help c:
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How do Trigonometric functions work?
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First, you have to do some sort of range reduction. Trig functions are periodic, so you need to reduce arguments down to a standard interval. For starters, you could reduce angles to be between 0 and 360 degrees. But by using a few identities, you realize yo...
What is a bus error?
...is basically requires that the memory controller accept all address in its range which would suggest that when the BARs etc are changed, it would have to internally
– Lewis Kelsey
Mar 10 '19 at 5:00
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How do I delete multiple rows in Entity Framework (without foreach)
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EntityFramework 6 has made this a bit easier with .RemoveRange().
Example:
db.People.RemoveRange(db.People.Where(x => x.State == "CA"));
db.SaveChanges();
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YouTube API to fetch all videos on a channel
...de.google.com/p/gdata-issues/issues/detail?id=4282 Trying with a different range of dates is one way to get more videos it seems.
– Raja
Oct 23 '16 at 2:06
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Split list into smaller lists (split in half)
...ngth // wanted_parts: (i+1)*length // wanted_parts]
for i in range(wanted_parts) ]
A = [0,1,2,3,4,5,6,7,8,9]
print split_list(A, wanted_parts=1)
print split_list(A, wanted_parts=2)
print split_list(A, wanted_parts=8)
...
Approximate cost to access various caches and main memory?
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Here is a Performance Analysis Guide for the i7 and Xeon range of processors. I should stress, this has what you need and more (for example, check page 22 for some timings & cycles for example).
Additionally, this page has some details on clock cycles etc. The second link serv...