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How can I install an older version of a package via NuGet?
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You didn't mention existing dependencies to the package so I was unware of that: try adding the -Force switch to the uninstall-package command (as edited above)
– Xavier Decoster
Apr 19 '12 at 8:16...
How can I delete all of my Git stashes at once?
...lowing command deletes all your stashes:
git stash clear
From the git documentation:
clear
Remove all the stashed states.
IMPORTANT WARNING: Those states will then be subject to pruning, and may be impossible to recover (...).
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Add a prefix to all Flask routes
...operly sub-mounting your app
If you are not sure what the first paragraph means, take a look at this example application with Flask mounted inside of it:
from flask import Flask, url_for
from werkzeug.serving import run_simple
from werkzeug.wsgi import DispatcherMiddleware
app = Flask(__name__)
a...
Ordering by the order of values in a SQL IN() clause
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Use MySQL's FIELD() function:
SELECT name, description, ...
FROM ...
WHERE id IN([ids, any order])
ORDER BY FIELD(id, [ids in order])
FIELD() will return the index of the first parameter that is equal to the first parameter (other than the first parameter itself...
Find XOR of all numbers in a given range
... 4 (starting at a multiple of 4), all the bits except the lowest are the same, so they alternate between canceling each other or having their original value. It's true that the lowest bit cycles every 2, but 0^1 == 1 (i.e. they don't cancel). The reason the lowest two is special is because (00 ^ 01 ...
DateTime to javascript date
...answer on Stackoverflow is a conversion from Javascript date to .net DateTime:
10 Answers
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Variable name as a string in Javascript
Is there a way to get a variable name as a string in Javascript? (like NSStringFromSelector in Cocoa )
17 Answers
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Objective-C and Swift URL encoding
...A%2F%2Fwww
The following are useful URL encoding character sets:
URLFragmentAllowedCharacterSet "#%<>[\]^`{|}
URLHostAllowedCharacterSet "#%/<>?@\^`{|}
URLPasswordAllowedCharacterSet "#%/:<>?@[\]^`{|}
URLPathAllowedCharacterSet "#%;<>?[\]^`{|}
URLQueryAllowedCh...
How do I pause my shell script for a second before continuing?
...leep 5d # Waits 5 days.
One can also employ decimals when specifying a time unit; e.g. sleep 1.5s
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How to get the unique ID of an object which overrides hashCode()?
...t as an integer. Uniqueness isn't necessarily guaranteed. The Sun JVM implementation will give you a value which is related to the original memory address for this object, but that's an implementation detail and you shouldn't rely on it.
EDIT: Answer modified following Tom's comment below re. memor...