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Orchestration vs. Choreography
...oral detail about the role of the service in more complex collaboration. This collaboration includes a sequence of activities and relationships between activities, which build the business process. There are two ways to build this process: service orchestration and service choreography.
Service orch...
object==null or null==object?
I heard from somebody that null == object is better than object == null check
11 Answers
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`testl` eax against eax?
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It tests whether eax is 0, or above, or below. In this case, the jump is taken if eax is 0.
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What is your naming convention for stored procedures? [closed]
...[Action][Object][Process] so for example, usp_AddProduct or usp_GetProductList, usp_GetProductDetail. However now the database is at 700 procedures plus, it becomes a lot harder to find all procedures on a specific object. For example i now have to search 50 odd Add procedures for the Product add, a...
How do I put two increment statements in a C++ 'for' loop?
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A common idiom is to use the comma operator which evaluates both operands, and returns the second operand. Thus:
for(int i = 0; i != 5; ++i,++j)
do_something(i,j);
But is it really a comma operator?
Now having wrote that, a comment...
Dynamic variable names in Bash
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edited Apr 13 '18 at 18:19
kenorb
105k4949 gold ba...
Algorithm for creating a school timetable
...m of creating a school timetable. Basically, it's about optimizing "hour-dispersion" (both in teachers and classes case) for given class-subject-teacher associations. We can assume that we have sets of classes, lesson subjects and teachers associated with each other at the input and that timetable ...
How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...hon 3.9.0a4 or greater (final release date approx October 2020): PEP-584, discussed here, was implemented to further simplify this:
z = x | y # NOTE: 3.9+ ONLY
Explanation
Say you have two dictionaries and you want to merge them into a new dict without altering the original dictionaries:...
How many socket connections can a web server handle?
...where a server/machine can only handle 64,000 TCP connections at one time, is this true? How many could any type of hosting handle regardless of bandwidth? I'm assuming HTTP works over TCP.
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How to loop through file names returned by find?
if I run the above piece of code in Bash shell, what I get is a string containing several file names separated by blank, not a list.
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