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Test if object implements interface

...ckListener, OnCheckedChangeListener { public static final String FIRST_RUN_ABOUT = "com.gosylvester.bestrides.firstrunabout"; public interface AboutDialogListener { void onFinishEditDialog(Boolean _Checked); } private AboutDialogListener adl; @Override public View onCreateView(LayoutInf...
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How to track child process using strace?

...ously search for the parent thread, then the grandparent thread, and so on all the way to the root process. 4 Answers ...
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What is the difference between t.belongs_to and t.references in rails?

What is the difference between t.references and t.belongs_to ? Why are we having those two different words? It seems to me they do the same thing? Tried some Google search, but find no explanation. ...
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Scala downwards or decreasing for loop?

... answered May 13 '14 at 21:54 LP_LP_ 92477 silver badges1919 bronze badges ...
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Check to see if python script is running

...stem is using domain sockets: import socket import sys import time def get_lock(process_name): # Without holding a reference to our socket somewhere it gets garbage # collected when the function exits get_lock._lock_socket = socket.socket(socket.AF_UNIX, socket.SOCK_DGRAM) try: ...
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DataContractSerializer doesn't call my constructor?

...sible : when deserializing an object, the DataContractSerializer doesn't call the constructor ! 4 Answers ...
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How to Store Historical Data

...current, active record. So, let's say I have table FOO. Under my system, all active records will go in FOO, and all historical records will go in FOO_Hist. Many different fields in FOO can be updated by the user, so I want to keep an accurate account of everything updated. FOO_Hist holds the exa...
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What's the difference between URI.escape and CGI.escape?

... There were some small differences, but the important point is that URI.escape has been deprecated in Ruby 1.9.2... so use CGI::escape or ERB::Util.url_encode. There is a long discussion on ruby-core for those interested which also mentions WE...
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How to bind to a PasswordBox in MVVM

...face. 4. When a server request requiring your password is taking place, call your IoC for the IHavePassword implementation and only than get the much coveted password. Just my take on it. -- Justin share | ...
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How to create standard Borderless buttons (like in the design guideline mentioned)?

...ike in the right picture above). <RelativeLayout android:layout_width="match_parent" android:layout_height="48dp" android:layout_alignParentBottom="true"> <View android:layout_width="match_parent" android:layout_height="1dip" ...