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How can I unit test Arduino code?
... you were thinking that the SoftwareSerial library might help, you should know that doing so is likely to disrupt any functionality that requires accurate timing like generating other signals at the same time. This problem has happened to me.
Again, if you were to test your sketch using an emulato...
What does “javascript:void(0)” mean?
I've seen such href s many times, but I don't know what exactly that means.
14 Answers
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how to calculate binary search complexity
... formula this would be this:
1 = N / 2x
multiply by 2x:
2x = N
now do the log2:
log2(2x) = log2 N
x * log2(2) = log2 N
x * 1 = log2 N
this means you can divide log N times until you have everything divided. Which means you have to divide log N ("do the bin...
What is the canonical way to trim a string in Ruby without creating a new string?
This is what I have now - which looks too verbose for the work it is doing.
9 Answers
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Produce a random number in a range using C#
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Something like:
var rnd = new Random(DateTime.Now.Millisecond);
int ticks = rnd.Next(0, 3000);
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ignoring any 'bin' directory on a git project
...won't stop tracking paths that are already being tracked just because they now match a new .gitignore pattern. Execute a folder remove (rm) from index only (--cached) recursivelly (-r). Command line example for root bin folder:
git rm -r --cached bin
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MySQL root access from all hosts
...oot:
netstat -tupan | grep mysql
Update For Ubuntu 16:
Config file is (now)
/etc/mysql/mysql.conf.d/mysqld.cnf
(at least on standard Ubuntu 16)
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How to download a Nuget package without nuget.exe or Visual Studio extension?
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I think, this should be the accepted answer now as it's more actual.
– Alexey
Mar 11 '16 at 13:42
2
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How to prune local tracking branches that do not exist on remote anymore
...ll have local refs (not actual branches yet) called origin/A and origin/B. Now let's say I do the following:
git checkout -b A origin/A
git checkout -b Z origin/B
git checkout -b C <some hash>
The pertinent facts here are that I for some reason chose to create a branch on my local repo that...
Using “Object.create” instead of “new”
...bject.create has any advantages over using new. On the contrary there are known problems with it. Sam Elsamman describes what happens when there are nested objects and Object.create(...) is used:
var Animal = {
traits: {},
}
var lion = Object.create(Animal);
lion.traits.legs = 4;
var bird = Obj...