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How expensive is the lock statement?
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– Henk Holterman
Jan 12 '11 at 20:32
thanks for this answer. I'm doing more stuff with locks. Added ints is one of m...
How to change the commit author for one specific commit?
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32
what if you want to modify the very first commit? What is the previous commit hash then?
– Brenden
A...
Select N random elements from a List in C#
... numbers are huge. The best cycle length you can hope for in any standard 32 bit random number generator is 2^32 = 256^4. So if we have a list of 1000 elements, and we want to choose 5 at random, there's no way a standard random number generator will hit all the possibilities. However, as long as...
Algorithm to calculate the number of divisors of a given number
...tion implemented. With that I can factor a random 40 digit number like 124321342332143213122323434312213424231341 in about .05 seconds. (Its factorization, in case you wondered, is 29*439*1321*157907*284749*33843676813*4857795469949. I am quite confident that it didn't figure this out using the s...
Select SQL Server database size
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232
Try this one -
Query:
SELECT
database_name = DB_NAME(database_id)
, log_size_mb = ...
Strengths of Shell Scripting compared to Python [closed]
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answered Apr 28 '09 at 5:32
Jonathan LefflerJonathan Leffler
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C++ SFINAE examples?
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Greg RogersGreg Rogers
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How to log out user from web site using BASIC authentication?
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system PAUSEsystem PAUSE
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What happens when a computer program runs?
...er on some systems (see Billy O'Neal's answer below for more details on Win32).
Other systems can be very different. DOS, for instance, ran in real mode, and its memory allocation when running programs looked much differently:
+-----------+ top of memory
| extended | above the high memory area...
Default string initialization: NULL or Empty? [closed]
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32
According to MSDN:
By initializing strings with the Empty value instead of null, you can re...