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How to convert 2D float numpy array to 2D int numpy array?
...
Use the astype method.
>>> x = np.array([[1.0, 2.3], [1.3, 2.9]])
>>> x
array([[ 1. , 2.3],
[ 1.3, 2.9]])
>>> x.astype(int)
array([[1, 2],
[1, 2]])
share
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Shell script to send email [duplicate]
... <<EOF | /usr/sbin/sendmail -t
From: ${FROM}
To: ${TO}
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary=frontier
Subject: =?${SUB_CHARSET}?B?${SUB_B64}?=
--frontier
Content-Type: $(echo ${MSG} | file -bi -)
Content-Transfer-Encoding: 7bit
${MSG}
$(test $NB_FILES -eq 0 && ech...
Text blinking jQuery
... can be achieved with CSS3
@-webkit-keyframes blink {
from { opacity: 1.0; }
to { opacity: 0.0; }
}
blink {
-webkit-animation-name: blink;
-webkit-animation-iteration-count: infinite;
-webkit-animation-timing-function: cubic-bezier(1.0,0,0,1.0);
-webkit-animation-duration: 1s;
}...
I can’t find the Android keytool
... In C:\Program Files\Java\jdk1.7.0_79\bin
– Jean-François
Apr 13 '16 at 5:11
19
Mine was in C:\P...
Fragment Inside Fragment
...ameLayout to your activity to hold the parent fragment.
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="match_parent"
android:layou...
Android: Generate random color on click?
...t.getY();
float w = v.getWidth();
if(x < (w * (1.0/3) )){
layout.setBackgroundColor(Color.rgb(255,x,y));
}else if(x < (w * (2.0 / 3))){
layout.setBackgroundColor(Color.rgb(x,255,y));
}else{
layout....
Can an Android Toast be longer than Toast.LENGTH_LONG?
...TYPE_TOAST;
params.setTitle("ToastHelper");
params.alpha = 1.0f;
// params.buttonBrightness = 1.0f;
params.packageName = context.getPackageName();
params.windowAnimations = android.R.style.Animation_Toast;
}
@SuppressWarnings("deprecation")
@andro...
Avoid Android Lint complains about not-translated string
...f the tools namespace in your strings file, as follows:
<?xml version="1.0" encoding="utf-8"?>
<resources
xmlns:tools="http://schemas.android.com/tools"
tools:ignore="MissingTranslation" >
<!-- your strings here; no need now for the translatable attribute -->
</resource...
scipy.misc module has no attribute imread?
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imread is deprecated in SciPy 1.0.0, and will be removed in 1.2.0.
Use imageio.imread instead.
import imageio
im = imageio.imread('astronaut.png')
im.shape # im is a numpy array
(512, 512, 3)
imageio.imwrite('imageio:astronaut-gray.jpg', im[:, :, 0])
...
nodejs how to read keystrokes from stdin
...
In node >= v6.1.0:
const readline = require('readline');
readline.emitKeypressEvents(process.stdin);
process.stdin.setRawMode(true);
process.stdin.on('keypress', (str, key) => {
console.log(str)
console.log(key)
})
See https://...