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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_
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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...
What's the difference between URI.escape and CGI.escape?
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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...
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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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
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Adding rounded corner and drop shadow to UICollectionViewCell
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Neither of these solutions worked for me. If you place all your subviews into the UICollectionViewCell content view, which you probably are, you can set the shadow on the cell's layer and the border on the contentView's layer to achieve both results.
cell.contentView.layer.corne...
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"
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Is there any way to git checkout previous branch?
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wow, I totally should have just tried it! figured - was a shell-ism, and that if the functionality was in git, it would be something different
– Matt Briggs
Aug 26 '11 at 16:17
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