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Live character count for EditText
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You can do character counting from xml itself using TextInputLayout wrapper for EditText introduced in SupportLibrary v23.1
Just wrap your EditText with a TextInputLayout and set CounterEnabled to true and Set a counterMaxLength.
<android.support.design.widget.TextInputLayout
android:i...
How can I use NSError in my iPhone App?
I am working on catching errors in my app, and I am looking into using NSError . I am slightly confused about how to use it, and how to populate it.
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Sending email in .NET through Gmail
... have that, it worked fine. I could also have generated a password for my application that I was testing from in my personal acct, but I didn't want to do that.
– Nick DeVore
Jun 17 '13 at 16:18
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Why does Android use Java? [closed]
...va was known in the industry
the speed difference is not an issue for most applications; if it was you should code in low-level language
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Fixing slow initial load for IIS
... so that subsequent requests to the server are served fast (restarting the app pool takes quite some time - in the order of seconds).
As far as I know, the timeout exists to save memory that other websites running in parallel on that machine might need. The price being that one time slow load time....
When is SQLiteOpenHelper onCreate() / onUpgrade() run?
... code (onCreate()), you should make sure the database is updated. Two main approaches:
Delete the old database file so that onCreate() is run again. This is often preferred at development time where you have control over the installed versions and data loss is not an issue. Some ways to delete the...
How to disable/enable the sleep mode programmatically in iOS?
I have an app that must stay awake until the end of a countdown but it will go into 'sleep mode' whenever it reaches the allocated time to sleep.
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Best way to structure a tkinter application? [closed]
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I advocate an object oriented approach. This is the template that I start out with:
# Use Tkinter for python 2, tkinter for python 3
import tkinter as tk
class MainApplication(tk.Frame):
def __init__(self, parent, *args, **kwargs):
tk.Frame....
How can I scan barcodes on iOS?
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We produced the 'Barcodes' application for the iPhone. It can decode QR Codes. The source code is available from the zxing project; specifically, you want to take a look at the iPhone client and the partial C++ port of the core library. The port is a l...
Opening Android Settings programmatically
...s the device settings in the same window, thus got the users of my android application (finnmglas/Launcher) for android stuck in there.
The answer for 2020 and beyond (in Kotlin):
startActivity(Intent(Settings.ACTION_SETTINGS))
It works in my app, should also be working in yours without any unwante...