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How to determine whether an object has a given property in JavaScript
...throw new Error("IllegalArgumentException");
}
alert("ok");
}
f({req1: 123}); // error
f({req1: 123, req2: 456}); // ok
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Undo git reset --hard with uncommitted files in the staging area
...6a822927a57",
"51077d43a3ed6333c8a3616412c9b3b0fb6d4",
"56e290dc0aaa20e64702357b340d397213cb",
"5b731d988cfb24500842ec5df84d3e1950c87",
"9c438e09cf759bf84e109a2f0c18520",
...
]
from subprocess import call
filename = "file"
i = 1
for c in commits:
f = open(filename + str(...
What is the difference between `git merge` and `git merge --no-ff`?
...'
$ git merge --no-ff ecc
$ git branch -d ecc
Deleted branch ecc (was 98269a2).
$ git push origin master
Counting objects: 22, done.
Delta compression using up to 4 threads.
Compressing objects: 100% (14/14), done.
Writing objects: 100% (14/14), 59.00 KiB, done.
Total 14 (delta 10), reused 0 (delta ...
Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...ags is intuitive enough" mentioned above is further clarified:
See commit 7a2dc95, commit 1b13e90 (22 Jan 2020) by brian m. carlson (bk2204).
(Merged by Junio C Hamano -- gitster -- in commit 53a8329, 30 Jan 2020)
(Git Mailing list)
doc: dissuade users from trying to ignore tracked files
S...
What does the “yield” keyword do?
...one, etc. And generators return... well that's where yield comes in:
def f123():
yield 1
yield 2
yield 3
for item in f123():
print item
Instead of yield statements, if you had three return statements in f123() only the first would get executed, and the function would exit. But f1...
Is REST DELETE really idempotent?
...ot all-effects or responses. If you do a DELETE http://example.com/account/123 then the effect is that account 123 is now deleted from the server. That is the one and only effect, the one and only change to the state of the server. Now lets say you do the same DELETE http://example.com/account/123 ...
Find and extract a number from a string
...
go through the string and use Char.IsDigit
string a = "str123";
string b = string.Empty;
int val;
for (int i=0; i< a.Length; i++)
{
if (Char.IsDigit(a[i]))
b += a[i];
}
if (b.Length>0)
val = int.Parse(b);
...
The shortest possible output from git log containing author and date
...mmediate feeling of when stuff was comitted.
Output looks like this:
6c3e1a2 2 hours ago you@me.com lsof is a dependency now.
0754f18 11 hours ago you@me.com Properly unmount, so detaching works.
336a3ac 13 hours ago you@me.com Show ami registration command if auto register fails
be2ad45 17 hours a...
Map vs Object in JavaScript
...d Symbol keys where as Maps support more or less any key type.
If I do obj[123] = true and then Object.keys(obj) then I will get ["123"] rather than [123]. A Map would preserve the type of the key and return [123] which is great. Maps also allow you to use Objects as keys. Traditionally to do this y...
How to convert/parse from String to char in java?
...
But that will turn "123" into '1', is that what you're after?
– aioobe
Oct 21 '11 at 18:19
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