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Numpy - add row to array
... = array([[0, 1, 2], [1, 2, 0], [2, 1, 2], [3, 2, 0]])
add to A all rows from X where the first element < 3:
import numpy as np
A = np.vstack((A, X[X[:,0] < 3]))
# returns:
array([[0, 1, 2],
[0, 2, 0],
[0, 1, 2],
[1, 2, 0],
[2, 1, 2]])
...
Disable intellij indexing on specific folder
...
This also excludes the file from a lot of other things. I don't want to exclude the file from the project - just the index. I still want the file to appear in the list of changed files so i can commit the file (or view diffs or whatever)
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Custom exception type
...
From WebReference:
throw {
name: "System Error",
level: "Show Stopper",
message: "Error detected. Please contact the system administrator.",
htmlMessage: "Error detected. Please contact the <a...
Storing money in a decimal column - what precision and scale?
... a popular choice (a quick Google bears this out). I think this originates from the old VBA/Access/Jet Currency data type, being the first fixed point decimal type in the language; Decimal only came in 'version 1.0' style (i.e. not fully implemented) in VB6/VBA6/Jet 4.0.
The rule of thumb for stora...
Open-sided Android stroke?
...ion="1.0" encoding="UTF-8"?>
<!-- inset is used to remove border from top, it can remove border from any other side-->
<inset xmlns:android="http://schemas.android.com/apk/res/android"
android:insetTop="-2dp"
>
<shape xmlns:android="http://schemas.androi...
Update Git submodule to latest commit on origin
I have a project with a Git submodule. It is from an ssh://... URL, and is on commit A. Commit B has been pushed to that URL, and I want the submodule to retrieve the commit, and change to it.
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Checking if an Android application is running in the background
...few variations of this solution if you'd like to check activity visibility from the service).
Example
Implement custom Application class (note the isActivityVisible() static method):
public class MyApplication extends Application {
public static boolean isActivityVisible() {
return activi...
How do I create and access the global variables in Groovy?
...tore a value in a variable in one method and then I need to use that value from that variable in another method or closure. How can I share this value?
...
Enabling WiFi on Android Emulator
...y
running the emulator with the command line parameter -feature -Wifi.
from https://developer.android.com/studio/releases/emulator.html#26-1-3
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Java - How to create new Entry (key, value)
...ass that implements Map.Entry, you can in fact go directly to the javadoc. From the Java 6 version
Interface Map.Entry
All Known Implementing Classes:
AbstractMap.SimpleEntry, AbstractMap.SimpleImmutableEntry
Unfortunately the 1.5 version does not list any known implementing cl...