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Kotlin Ternary Conditional Operator
... can use instead of the ternary operator expression a ? b : c.
I think the idea is that the former expression is more readable since everybody knows what ifelse does, whereas ? : is rather unclear if you're not familiar with the syntax already.
Nevertheless, I have to admit that I often miss the mor...
How do I design a class in Python?
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The whole idea of OO design is to make your code map to your problem, so when, for example, you want the first footstep of a dog, you do something like:
dog.footstep(0)
Now, it may be that for your case you need to read in your raw ...
How does the static modifier affect this code?
...tances.
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Hope this helps!
If you feel like some trivia, this idea was first introduced by Plato
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How do I convert this list of dictionaries to a csv file?
... are a little different, but way simpler and less error prone. It's a good idea to tell the CSV your file should be opened with utf8 encoding, as it makes that data more portable to others (assuming you aren't using a more restrictive encoding, like latin1)
import csv
toCSV = [{'name':'bob','age':2...
string.Join on a List or other type
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I stole the idea from Python if that is any help!
– Deleted
Aug 31 '10 at 19:47
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Exposing a port on a live Docker container
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Here's another idea. Use SSH to do the port forwarding; this has the benefit of also working in OS X (and probably Windows) when your Docker host is a VM.
docker exec -it <containterid> ssh -R5432:localhost:5432 <user>@<hos...
How to set the font size in Emacs?
...M-x set-default-font and looking at the tab-completions will give you some ideas. On my system, with Emacs 23 and anti-aliasing enabled, can choose system fonts by name, e.g., Monospace, Sans Serif, etc.
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What are the differences between various threading synchronization options in C#?
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Oh, now I get it, you meant to avoid ALL of the three ideas mentioned. It sounded like you would use Monitor but not use lock/Mutex.
– mafu
Oct 17 '11 at 13:01
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Update ViewPager dynamically?
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Does anyone have an idea of what tool was used to make that diagram?
– JuiCe
Aug 11 '16 at 15:17
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Solutions for INSERT OR UPDATE on SQL Server
...olation.
Solutions provided by @Beau Crawford & @Esteban show general idea but error-prone.
To avoid deadlocks and PK violations you can use something like this:
begin tran
if exists (select * from table with (updlock,serializable) where key = @key)
begin
update table set ...
where ke...