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How to get a reference to a module inside the module itself?
How can I get a reference to a module from within that module? Also, how can I get a reference to the package containing that module?
...
Implementing INotifyPropertyChanged - does a better way exist?
...n't huge; it can also be used as a base-class if you want. The bool return from SetField tells you if it was a no-op, in case you want to apply other logic.
or even easier with C# 5:
protected bool SetField<T>(ref T field, T value,
[CallerMemberName] string propertyName = null)
{...}
whi...
Replace one character with another in Bash
...his:
tr " " .
Example:
# echo "hello world" | tr " " .
hello.world
From man tr:
DESCRIPTION
Translate, squeeze, and/or delete characters from standard input, writ‐
ing to standard output.
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is it possible to change values of the array when doing foreach in javascript?
...seems similar to forEach, maybe just that the possibility to return values from a map makes things clearer from a syntax perspective than using the index.
– Christophe Vidal
Nov 15 '15 at 11:56
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Why can tuples contain mutable items?
...n't easy to detect without calling hash() because everything that inherits from object() is hashable and so subclasses need to explicitly turn-off hashing. 2) Hashibility doesn't guarantee immutability -- it is easy to make examples of hashable objects that are mutable. 3) Tuples, like most contai...
warning: refname 'HEAD' is ambiguous
... will result in the same "ambiguous" error message). When you try to pull from "somebranch", you'll wind up pulling from your local (accidental) branch rather than the remote. In that case, I found that flickerfly's suggestion of doing git branch -d origin/somebranch works great.
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Expanding tuples into arguments
...re out of syntax sugar:
apply_tuple = lambda f, t: f(*t)
Example usage:
from toolz import *
from operator import add, eq
apply_tuple = curry(apply_tuple)
thread_last(
[(1,2), (3,4)],
(map, apply_tuple(add)),
list,
(eq, [3, 7])
)
# Prints 'True'
curry redefiniton of apply_tupl...
How to get the tag HTML with JavaScript / jQuery?
...t.querySelector("html");
And if you want to use jQuery to get attributes from it...
$(htmlElement).attr(INSERT-ATTRIBUTE-NAME);
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C# Ignore certificate errors?
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HOw can I get Hash String from a cert?
– Kiquenet
Mar 5 '18 at 9:52
@...
Are unused CSS images downloaded?
...s downloaded in Chrome.
I use this technique for measuring traffic-levels from non-JS-enabled users, as Google Analytics fails us here. I prefer using the background CSS image rather than a normal <img...> tag, because I'm working under the (untested) theory that bots are less likely to grab...