Skip to content

Instantly share code, notes, and snippets.

@imtaehyun
imtaehyun / technical-analysis-indicators-without-talib-code.py
Last active May 4, 2024 15:36
Technical analysis Indicators without Talib (code)
# https://www.quantopian.com/posts/technical-analysis-indicators-without-talib-code
import numpy
import pandas as pd
import math as m
#Moving Average
def MA(df, n):
MA = pd.Series(pd.rolling_mean(df['Close'], n), name = 'MA_' + str(n))
df = df.join(MA)
@florina-muntenescu
florina-muntenescu / BaseDao.kt
Last active September 28, 2023 15:01
Use Dao inheritance to reduce the amount of boilerplate code - https://medium.com/google-developers/7-pro-tips-for-room-fbadea4bfbd1
/*
* Copyright (C) 2017 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
@mariusavram91
mariusavram91 / copy_remote_files.py
Last active June 4, 2023 11:14
Copy remote files to local with Python's Paramiko
import os
import paramiko
paramiko.util.log_to_file('/tmp/paramiko.log')
paramiko.util.load_host_keys(os.path.expanduser('~/.ssh/known_hosts'))
host = 'local'
port = 22
username = 'user'
files = ['file1', 'file2', 'file3', 'file4']
@andhie
andhie / PermissionUtil.java
Last active October 23, 2017 17:04
Marshmallow Permission Level
public static void printPermissions(Context context) {
PackageInfo android;
try {
android = context.getPackageManager().getPackageInfo("android", PackageManager.GET_PERMISSIONS);
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
return;
}
PermissionInfo[] permissions = android.permissions;
@mjohnsullivan
mjohnsullivan / TimerActivity.java
Created July 9, 2015 13:15
Example of how to create a long running timer service that survives activity destruction by moving to the foreground, and back to the background when a new activity bind to it.
//
// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
@lapastillaroja
lapastillaroja / DividerItemDecoration.java
Last active November 17, 2023 23:06 — forked from akmalxxx/DividerItemDecoration.java
DividerItemDecoration. RecyclerView.ItemDecoration simple implementation
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Rect;
import android.graphics.drawable.Drawable;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.util.AttributeSet;
import android.view.View;
@daniellevass
daniellevass / android_material_design_colours.xml
Last active March 26, 2024 15:48
Android Material Design Colours
<?xml version="1.0" encoding="utf-8"?>
<resources>
<!-- google's material design colours from
http://www.google.com/design/spec/style/color.html#color-ui-color-palette -->
<!--reds-->
<color name="md_red_50">#FFEBEE</color>
<color name="md_red_100">#FFCDD2</color>
<color name="md_red_200">#EF9A9A</color>
@jackgris
jackgris / build.gradle
Created June 6, 2014 18:51
Example of use from Proguard, from Android Studio
buildscript {
repositories {
mavenCentral()
maven {
url 'https://oss.sonatype.org/content/repositories/snapshots/'
}
}
dependencies {
classpath 'com.android.tools.build:gradle:0.9.+'
classpath 'com.squareup.gradle:gradle-android-test-plugin:0.9.1-SNAPSHOT'
public Bitmap blurBitmap(Bitmap bitmap){
//Let's create an empty bitmap with the same size of the bitmap we want to blur
Bitmap outBitmap = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
//Instantiate a new Renderscript
RenderScript rs = RenderScript.create(getApplicationContext());
//Create an Intrinsic Blur Script using the Renderscript
ScriptIntrinsicBlur blurScript = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs));
@slightfoot
slightfoot / MainActivity.java
Created September 6, 2013 10:50
FadeyTextView example.. will animate text in like "H, He, Hel, Hell, Hello, etc"
package com.example.fadeytextthingy;
import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Typeface;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.support.v4.view.ViewCompat;