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How to check which locks are held on a table
...other responses, sp_lock can also be used to dump full lock information on all running processes. The output can be overwhelming, but if you want to know exactly what is locked, it's a valuable one to run. I usually use it along with sp_who2 to quickly zero in on locking problems.
There are multi...
Rails update_attributes without save?
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I believe what you are looking for is assign_attributes.
It's basically the same as update_attributes but it doesn't save the record:
class User < ActiveRecord::Base
attr_accessible :name
attr_accessible :name, :is_admin, :as => :admin
end
user = User.new
user.assign_attributes({...
How to add image to canvas
...xt.drawImage(base_image, 0, 0);
}
}
I.e. draw the image in the onload callback of the image.
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How to allow only numeric (0-9) in HTML inputbox using jQuery?
...am creating a web page where I have an input text field in which I want to allow only numeric characters like (0,1,2,3,4,5...9) 0-9.
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How to fix .pch file missing on build?
...tom of the drop-down menu.
At the top left of the Properties Pages,
select All Configurations from the drop-down menu.
Open the C/C++ tree and select Precompiled Headers
Precompiled Header: Select Use (/Yu)
Fill in the Precompiled Header File field. Standard is stdafx.h
Click Okay
If you do not have...
How to use Git and Dropbox together effectively?
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I think that Git on Dropbox is great. I use it all the time. I have multiple computers (two at home and one at work) on which I use Dropbox as a central bare repository. Since I don’t want to host it on a public service, and I don’t have access to a server that I can ...
How do I get a background location update every n minutes in my iOS application?
...d with UIApplication:beginBackgroundTaskWithExpirationHandler:
When n is smaller than UIApplication:backgroundTimeRemaining it will work just fine. When n is larger, the location manager should be enabled (and disabled) again before there is no time remaining to avoid the background task being kille...
Single TextView with multiple colored text
...an issue when I needed my text to be in uppercase. I was using android:textAllCaps="true" in XML and, at the same time, had my HTML content in uppercase. It wasn't working. I removed the XML attribute and it's now working fine. Be carefull, because if you use setAllCaps() in code, the same issue wil...
How do I import global modules in Node? I get “Error: Cannot find module ”?
I am trying to setup Node on Mac OSX Lion. It all seems to work ok, but I can't seem to import anything modules from my global modules folder. I get the error,
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How to clear gradle cache?
...in your home directory, you will not want to delete the whole folder. Typically, just deleting .gradle/caches is enough to get Gradle to redownload all dependencies.
– Bradford2000
Feb 9 '15 at 17:28
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