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What is the real overhead of try/catch in C#?
... a good way of controlling process flow, but where does this overhead come from and what is it's actual impact?
12 Answers
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How to make child process die after parent exits?
...ndent way of doing it, before fork()-ing, simply getpid() and if getppid() from child is different, exit.
– Sebastien
Aug 10 '17 at 13:42
2
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Which icon sizes should my Windows application's icon include?
...sary)
Zooming using Ctrl+Mouse wheel: 16, 32, 48, 256
Windows Runtime: (from here)
Main tile: 150x150, 310x150 (wide version)
Small logo: 30x30
Badge (for lockscreen): 24x24, monochromatic
Splashscreen: 620x300
Store: 50x50
So the result: Windows XP uses 16, 32, 48-size icons, while Windows 7 (...
HttpClient.GetAsync(…) never returns when using await/async
...can do some parallel processing if necessary (borrowing additional threads from the thread pool), but only one thread would have the request context (the additional threads do not have the request context).
This is managed by the ASP.NET SynchronizationContext.
By default, when you await a Task, t...
Why is processing a sorted array slower than an unsorted array?
...r perform very nicely. They have great locality of reference.
The penalty from cache misses outweighs the saved branch prediction penalty in this case.
Try switching to a struct-tuple. This will restore performance because no pointer-dereference needs to occur at runtime to access tuple members.
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Removing duplicates from a list of lists
...ttleneck, keeping a set of tuples all the time and getting a list of lists from it only if and where needed, might be faster overall, for example.
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MySQL vs PostgreSQL for Web Applications [closed]
...8. That's nearly 11 years ago as of this edit. Software can change rapidly from version to version, so before you go choosing a DBMS based on the advice below, do some research to see if it's still accurate.
Check for newer answers below.
Better?
MySQL is much more commonly provided by web hosts...
How to scale Docker containers in production
... your own logic to do this.
I would expect this kind of feature to emerge from the following projects, built on top of docker, and designed to support applications in production:
flynn
deis
coreos
Mesos
Update 1
Another related project I recently discovered:
maestro
Update 2
The latest re...
Random strings in Python
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Generating strings from (for example) lowercase characters:
import random, string
def randomword(length):
letters = string.ascii_lowercase
return ''.join(random.choice(letters) for i in range(length))
Results:
>>> randomword...
Why can't I use Docker CMD multiple times to run multiple services?
I have built a base image from Dockerfile named centos+ssh. In centos+ssh's Dockerfile, I use CMD to run ssh service.
5 Ans...