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Trying to start a service on boot on Android
...on android:name="android.intent.action.QUICKBOOT_POWERON" />
Receiver now look like this:
<receiver android:name="org.yourapp.OnBoot">
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED"/>
<action android:name="android.intent.act...
Python - abs vs fabs
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math.fabs() converts its argument to float if it can (if it can't, it throws an exception). It then takes the absolute value, and returns the result as a float.
In addition to floats, abs() also works with integers and complex numbers. Its return type depends on the t...
What happens if you static_cast invalid value to enum class?
...ct 1766.
The [expr.static.cast]p10 paragraph has been strengthened, so you now can invoke UB if you cast a value that is outside the representable range of an enum to the enum type. This still doesn't apply to the scenario in the question, since data[0] is of the underlying type of the enumeration (...
How do I remove duplicate items from an array in Perl?
...filtered = uniq(@array);
print "@filtered\n";
Outputs:
one two three
If you want to use a module, try the uniq function from List::MoreUtils
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What is the difference between Python's list methods append and extend?
What's the difference between the list methods append() and extend() ?
20 Answers
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wget/curl large file from google drive
... This one worked in July 2018! Remember to share the file and if you have the link as drive.google.com/open?id=FILE_ID just replace "open" with "uc" and simply gdown drive.google.com/uc?id=FILE_ID
– simo23
Jul 25 '18 at 15:18
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How to add an extra column to a NumPy array
... @Ay0 Exactly, I was looking for a way to add a bias unit to my artificial neuronal network in batch on all layers at once, and this is the perfect answer.
– gaborous
Aug 18 '16 at 15:07
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How to get orientation-dependent height and width of the screen?
...imple call [UIApplication currentSize]. Also, I ran the above code, so I know it works and reports back the correct responses in all orientations. Note that I factor in the status bar. Interestingly I had to subtract the MIN of the status bar's height and width.
Hope this helps. :D
Other thoug...
Using mixins vs components for code reuse in Facebook React
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Update: this answer is outdated. Stay away from the mixins if you can.
I warned you!
Mixins Are Dead. Long Live Composition
At first, I tried to use subcomponents for this and extract FormWidget and InputWidget. However, I abandoned this approach halfway because I wanted a be...
How do I check if there are duplicates in a flat list?
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Use set() to remove duplicates if all values are hashable:
>>> your_list = ['one', 'two', 'one']
>>> len(your_list) != len(set(your_list))
True
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