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Convert a number range to another range, maintaining ratio
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67
That's a simple linear conversion.
new_value = ( (old_value - old_min) / (old_max - old_min) )...
Bash script to set up a temporary SSH tunnel
...g SSH process and get it's pid, kill it etc. Use the 'control socket' (-M <em>fem>or master and -S <em>fem>or socket) as <em>fem>ollows:
$ ssh -M -S my-ctrl-socket -<em>fem>nNT -L 50000:localhost:3306 jm@sampledomain.com
$ ssh -S my-ctrl-socket -O check jm@sampledomain.com
Master running (pid=3517)
$ ssh -S my-ctrl-socket -...
Return a value i<em>fem> no rows are <em>fem>ound in Microso<em>fem>t tSQL
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SELECT CASE WHEN COUNT(1) > 0 THEN 1 ELSE 0 END AS [Value]
<em>Fem>ROM Sites S
WHERE S.Id = @Site...
What is the most e<em>fem><em>fem>icient/elegant way to parse a <em>fem>lat table into a tree?
Assume you have a <em>fem>lat table that stores an ordered tree hierarchy:
14 Answers
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How to compare a local git branch with its remote branch?
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Andrew GrimmAndrew Grimm
67.5k4646 gold badges181181 silver badges303303 bronze badges
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How to determine a user's IP address in node
...mputer, I get an IP address o<em>fem> "10.2.XXX.YYY" whereas my real world IP is "67.250.AAA.BBB"
– Shamoon
Nov 12 '11 at 22:36
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How to randomize (shu<em>fem><em>fem>le) a JavaScript array?
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87
You can do it easily with map and sort:
let unshu<em>fem><em>fem>led = ['hello', 'a', 't', 'q', 1, 2, 3, {ca...
Using a strategy pattern and a command pattern
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94
I'm including an encapsulation hierarchy table o<em>fem> several o<em>fem> the Go<em>Fem> design patterns to help ex...
Download multiple <em>fem>iles with a single action
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var links = [
'https://s3.amazonaws.com/Minecra<em>fem>t.Download/launcher/Minecra<em>fem>t.exe',
'...
How do I loop through or enumerate a JavaScript object?
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Andreas GrechAndreas Grech
95.7k9595 gold badges282282 silver badges354354 bronze badges
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