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install / uninstall APKs programmatically (PackageManager vs Intents)
...instead just used this to set the Android Feedback app (which was separate from Market) as the "owner" to take care of feedback.
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Making an iframe responsive
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I found a solution from from Dave Rupert / Chris Coyier. However, I wanted to make the scroll available so I came up with this:
// HTML
<div class="myIframe">
<iframe> </iframe>
</div>
// CSS
.myIframe {
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Using a dictionary to count the items in a list [duplicate]
... 2.7 and 3.1 there is special Counter dict for this purpose.
>>> from collections import Counter
>>> Counter(['apple','red','apple','red','red','pear'])
Counter({'red': 3, 'apple': 2, 'pear': 1})
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Remap values in pandas column with a dict
...s doesn't work anymore at all, which isn't surprising given the answer was from 4 years ago. This question needs a new answer given how general the operation is...
– PrestonH
Nov 21 '17 at 17:01
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Can I use git diff on untracked files?
...e, please note that command substitution will remove the trailing newlines from your file.)
– Wildcard
Mar 17 '16 at 9:34
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Differences between contentType and dataType in jQuery ajax function
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From the documentation:
contentType (default: 'application/x-www-form-urlencoded; charset=UTF-8')
Type: String
When sending data to the server, use this content type. Default is "application/x-www-form-urlencoded; charset=UT...
Loop through an array in JavaScript
...(item))
Keep in mind if you are iterating an array to build another array from it, you should use map, I've seen this anti-pattern so many times.
Anti-pattern:
const numbers = [1,2,3,4,5], doubled = [];
numbers.forEach((n, i) => { doubled[i] = n * 2 });
Proper use case of map:
const number...
Runtime vs. Compile time
...n-time invariants are rarely enforced by the compiler alone; it needs help from the programmer.
What can go wrong are run-time errors:
Division by zero
Dereferencing a null pointer
Running out of memory
Also there can be errors that are detected by the program itself:
Trying to open a file tha...
Multiple columns index when using the declarative ORM extension of sqlalchemy
... SQSAlchemy, trying to figure out a how to substitute mytable.c.somecol.
from sqlalchemy import Index
Index('someindex', mytable.c.somecol.desc())
We can just use the model property and call .desc() on it:
from flask_sqlalchemy import SQLAlchemy
db = SQLAlchemy()
class GpsReport(db.Model):
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Get the IP address of the remote host
...ch contains ServerVariables property which can provide us the IP address from REMOTE_ADDR property value.
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