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Strangest language feature
...ng, because you can be sure nobody will -ever- find out what ??! will mean from Google without knowing the name already.
– zaratustra
Jan 4 '10 at 4:47
56
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How do I use $rootScope in Angular to store variables?
...on entitled "$rootScope exists, but it can be used for evil." Passing data from one controller to another is evil.
– MBielski
Jan 20 '14 at 16:05
1
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How to show first commit by 'git log'?
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Short answer
git rev-list --max-parents=0 HEAD
(from tiho's comment. As Chris Johnsen notices, --max-parents was introduced after this answer was posted.)
Explanation
Technically, there may be more than one root commit. This happens when multiple previously independent h...
How does the bitwise complement operator (~ tilde) work?
...peration is a complement, not a negation.
Consider that ~0 = -1, and work from there.
The algorithm for negation is, "complement, increment".
Did you know? There is also "one's complement" where the inverse numbers are symmetrical, and it has both a 0 and a -0.
...
Using %f with strftime() in Python to get microseconds
...strftime accepts a timetuple that does not carry microsecond information.
from datetime import datetime
datetime.now().strftime("%H:%M:%S.%f")
Should do the trick!
share
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improve this answer
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How to tell which commit a tag points to in Git?
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From Igor Zevaka:
Summary
Since there are about 4 almost equally acceptable yet different answers I will summarise all the different ways to skin a tag.
git rev-list -1 $TAG (answer). git rev-list outputs the commits that...
Error installing mysql2: Failed to build gem native extension
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For windows try the Ticked answer from stackoverflow.com/questions/19014117/…
– nitigyan
Jul 18 '14 at 10:28
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How to fix SSL certificate error when running Npm on Windows?
... doing the package installation and you'll find yourself trusting packages from anywhere. It may seem like a lot of work to make HTTPS work, but it is highly recommended. When you're the one responsible for allowing untrusted code into the company, you'll understand why.
Edit 2:
Keep in mind that s...
How to use gitignore command in git
... in folder your_project and a doc directory: your_project/doc.
Remove it from the project directory (without actually deleting it):
git rm --cached doc/*
If you don't already have a .gitignore, you can make one right inside of your project folder: project/.gitignore.
Put doc/* in the .gitignore ...
Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...soft.com/en-us/data/dn456843.aspx
use context.Database.BeginTransaction.
From MSDN:
using (var context = new BloggingContext())
{
using (var dbContextTransaction = context.Database.BeginTransaction())
{
try
{
context.Database.ExecuteSqlCommand(
...