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android EditText - finished typing event
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When the user has finished editing, s/he will press Done or Enter
((EditText)findViewById(R.id.youredittext)).setOnEditorActionListener(
new EditText.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event...
What is the command to list the available avdnames
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List all your emulators: emulator -list-avds Run one of the listed emulators: emulator @name-of-your-emulator where emulator is under: ${ANDROID_SDK}/tools/emulator
– Dhiraj Himani
Jun 16 '17 at 11:27
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Is there a way to get the git root directory in one command?
Mercurial has a way of printing the root directory (that contains .hg) via
22 Answers
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Possible reasons for timeout when trying to access EC2 instance
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Did you set an appropriate security group for the instance? I.e. one that allows access from your network to port 22 on the instance. (By default all traffic is disallowed.)
Update: Ok, not a security group issue. But does the problem persist if you launch up another instance from the sam...
Why do you need to put #!/bin/bash at the beginning of a script file?
...ly a convention, not a "rule". An executable can be a binary program, any one of a million script types and other things as well. Hence the need for #!/bin/bash.
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Should __init__() call the parent class's __init__()?
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If you need something from super's __init__ to be done in addition to what is being done in the current class's __init__, you must call it yourself, since that will not happen automatically. But if you don't need anything from super's __init__, no need to call it. Example:
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Test if object implements interface
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+1 The second one is better because you will probably end up needing to cast afterward with the first one thus giving you two casts ("is" and then an explicit cast). With the second approach you only cast once.
– Andr...
Defining a variable with or without export
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There's one edge-case to this; name=value command does make the variable available in the sub-process command.
– Oliver Charlesworth
Dec 23 '15 at 11:09
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How to convert JSON data into a Python object
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UPDATE
With Python3, you can do it in one line, using SimpleNamespace and object_hook:
import json
from types import SimpleNamespace
data = '{"name": "John Smith", "hometown": {"name": "New York", "id": 123}}'
# Parse JSON into an object with attributes corresp...
How do you design object oriented projects? [closed]
...d taking a course on object oriented design in Java. There is an excellent one published on UDEMY udemy.com/mastering-object-oriented-design-in-java/…. I think that can certainly help you. Another great resource is to try the ATM object oriented problem. You can google that.
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