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How do you remove the title text from the Android ActionBar?
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When should I cal the methods? I mean from which method (activity, fragment) should it be called?
– ka3ak
Oct 13 '18 at 10:53
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CPU Privilege Rings: Why rings 1 and 2 aren't used?
...vice drivers at that level, so they are privileged, but somewhat separated from the rest of the kernel code.
Rings 1 and 2 are in a way, "mostly" privileged. They can access supervisor pages, but if they attempt to use a privileged instruction, they still GPF like ring 3 would. So it is not a bad p...
How do I format a date in Jinja2?
...nother, sightly better approach would be to define your own filter, e.g.:
from flask import Flask
import babel
app = Flask(__name__)
@app.template_filter()
def format_datetime(value, format='medium'):
if format == 'full':
format="EEEE, d. MMMM y 'at' HH:mm"
elif format == 'medium'...
Getting multiple keys of specified value of a generic Dictionary?
It's easy to get the value of a key from a .NET generic Dictionary:
15 Answers
15
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Python date string to date object
...").date()
but you still get the traceback above.
Answer:
>>> from dateutil.parser import parse
>>> from datetime import datetime
>>> parse("2015-02-24T13:00:00-08:00")
datetime.datetime(2015, 2, 24, 13, 0, tzinfo=tzoffset(None, -28800))
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What is the difference between `new Object()` and object literal notation?
...ect model and inheritance (the code there setups a Obj class that inherits from plain Object). This question isn't about creating an instance of some custom class - it's about creating instance of Object, and the correct answer to this question is "there is no difference".
– do...
Good reasons to prohibit inheritance in Java?
...prising and unpredicatable if the ancestor wasn't designed to be inherited from.
Classes should therefore come in two kinds :
Classes designed to be extended, and with enough documentation to describe how it should be done
Classes marked final
If you are writing purely internal code this may b...
Extracting numbers from vectors of strings
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Update
Since extract_numeric is deprecated, we can use parse_number from readr package.
library(readr)
parse_number(years)
Here is another option with extract_numeric
library(tidyr)
extract_numeric(years)
#[1] 20 1
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How can I use an http proxy with node.js http.Client?
I want to make an outgoing HTTP call from node.js, using the standard http.Client . But I cannot reach the remote server directly from my network and need to go through a proxy.
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Concatenating two std::vectors
...{1,2,3,4,5};
std::vector<int> src{6,7,8,9,10};
// Move elements from src to dest.
// src is left in undefined but safe-to-destruct state.
dest.insert(
dest.end(),
std::make_move_iterator(src.begin()),
std::make_move_iterator(src.end())
);
// Print out concaten...