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Android: How can I get the current foreground activity (from a service)?
...
Update: this no longer works with other apps' activities as of Android 5.0
Here's a good way to do it using the activity manager.
You basically get the runningTasks from the activity manager. It will always return the currently active task first. From there you ...
How to avoid reinstalling packages when building Docker image for Python projects?
...wing requirements.txt file as an example:
Click==7.0
Django==2.2.3
django-appconf==1.0.3
django-compressor==2.3
django-debug-toolbar==2.0
django-filter==2.2.0
django-reversion==3.0.4
django-rq==2.1.0
pytz==2019.1
rcssmin==1.0.6
redis==3.3.4
rjsmin==1.1.0
rq==1.1.0
six==1.12.0
sqlparse==0.3.0
A ty...
Changing API level Android Studio
...your minSdkVersion in an existent project...
Update build.gradle(Module: app) - Make sure is the one under Gradle Script and it is NOT build.gradle(Project: yourproject).
An example of build.gradle:
apply plugin: 'com.android.application'
android {
compileSdkVersion 28
buildToolsVersio...
Can I run multiple versions of Google Chrome on the same machine? (Mac or Windows)
...e the name of the directory:
Must start and end with a number. A dot may appear in between.
The numbers do not necessarily have to match the real version number (though it's convenient to use real version numbers...).
Regarding configuration: All preferences can be set at
chrome:...
How can I change image tintColor in iOS and WatchKit
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iOS
For an iOS app, in Swift 3, 4 or 5:
theImageView.image = theImageView.image?.withRenderingMode(.alwaysTemplate)
theImageView.tintColor = UIColor.red
For Swift 2:
theImageView.image = theImageView.image?.imageWithRenderingMode(UIIma...
What are the functional differences between NW.js, Brackets-Shell and Electron?
...ow that TideSDK is effectively dead, I've been looking into alternative 'wrappers' to run HTML/CSS/JS applications as stand-alone desktop applications. The three viable options I have run across so far, are NW.js (formerly node-webkit), brackets-shell , and Electron (formerly atom-shell).
...
Django dynamic model fields
I'm working on a multi-tenanted application in which some users can define their own data fields (via the admin) to collect additional data in forms and report on the data. The latter bit makes JSONField not a great option, so instead I have the following solution:
...
Format numbers in django templates
...
Django's contributed humanize application does this:
{% load humanize %}
{{ my_num|intcomma }}
Be sure to add 'django.contrib.humanize' to your INSTALLED_APPS list in the settings.py file.
...
How to run Node.js as a background process and never die?
.../foreverjs/forever
# basic usage
$ npm install forever -g
$ forever start app.js
# you can run from a json configuration as well, for
# more complex environments or multi-apps
$ forever start development.json
Init scripts:
I'm not go into detail about how to write a init script, because I'm not...
How to hide status bar in Android
...ng views(ex: compose,subject, send button) in that screen. Similarly in my app I have one activity in that I am having some widgets or views.
Suppose if the user clicks on Edittext which is in my Activity then keyboard is popping out and i can be able to scroll to see remaining views. But if i g...