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Android: textColor of disabled button in selector not showing?
...ile in res\color named something like text_color.xml.
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<!-- disabled state -->
<item android:state_enabled="false" android:color="#9D9FA2" />
<item android:c...
What does the Ellipsis object do?
... object that can appear in slice notation. For example:
myList[1:2, ..., 0]
Its interpretation is purely up to whatever implements the __getitem__ function and sees Ellipsis objects there, but its main (and intended) use is in the numpy third-party library, which adds a multidimensional array ty...
How do I obtain the frequencies of each value in an FFT?
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The first bin in the FFT is DC (0 Hz), the second bin is Fs / N, where Fs is the sample rate and N is the size of the FFT. The next bin is 2 * Fs / N. To express this in general terms, the nth bin is n * Fs / N.
So if your sample rate, Fs is say 44.1 kHz a...
When to use SELECT … FOR UPDATE?
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+50
The only portable way to achieve consistency between rooms and tags and making sure rooms are never returned after they had been delet...
Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
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edited Jun 29 '12 at 16:01
answered Jun 29 '12 at 15:04
G...
How do I tell git to always select my local version for conflicted merges on a specific file?
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140
On the specific instance of a config file, I would agree with Ron's answer:
a config should be "...
What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version
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edited Feb 21 '13 at 8:03
answered Sep 2 '11 at 8:58
Fab...
Difference between string and char[] types in C++
...text's length, the array has to be scanned, character by character, for a \0 character.
A string is a class that contains a char array, but automatically manages it for you. Most string implementations have a built-in array of 16 characters (so short strings don't fragment the heap) and use the he...
A field initializer cannot reference the nonstatic field, method, or property
...here are more details about this compiler error on MSDN - Compiler Error CS0236.
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How to 'bulk update' with Django?
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260
Update:
Django 2.2 version now has a bulk_update.
Old answer:
Refer to the following django d...