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Difference between add(), replace(), and addToBackStack()
What is the main difference between calling these methods:
9 Answers
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Growing Amazon EBS Volume sizes [closed]
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All great recommendations, and I thought I'd add this article I found, which relates to expanding a Windows Amazon EC2 EBS instance using the Amazon Web UI tools to perform the necessary changes. If you're not comfortable usi...
jQuery callback on image load (even when the image is cached)
...efore? because as I can understand from this .each that you are looping on all $("img") and may be the image content is empty and the load will not happen. hmmmm, I think I have something missing, it will be nice if you can describe that is going on to understand it better. thanks.
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How to detect iPhone 5 (widescreen devices)?
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First of all, you shouldn't rebuild all your views to fit a new screen, nor use different views for different screen sizes.
Use the auto-resizing capabilities of iOS, so your views can adjust, and adapt any screen size.
That's not v...
Are querystring parameters secure in HTTPS (HTTP + SSL)? [duplicate]
...n in the URL. For example:
URLs are stored in web server logs -
typically the whole URL of each
request is stored in a server log.
This means that any sensitive data in
the URL (e.g. a password) is being
saved in clear text on the server
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Detect if the app was launched/opened from a push notification
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I am getting the call to application:didReceiveRemoteNotification: after tapping the notification regardless of whether the app is just in the background or not running at all so this answer suits my needs perfectly. Tested on iOS 7 & 8
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Excel “External table is not in the expected format.”
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"External table is not in the expected format." typically occurs when trying to use an Excel 2007 file with a connection string that uses: Microsoft.Jet.OLEDB.4.0 and Extended Properties=Excel 8.0
Using the following connection string seems to fix most problems.
public static...
Why should Java ThreadLocal variables be static
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Because if it were an instance level field, then it would actually be "Per Thread - Per Instance", not just a guaranteed "Per Thread." That isn't normally the semantic you're looking for.
Usually it's holding something like objects that are scoped to a User Conversation, Web Request...
Getting Git to work with a proxy server - fails with “Request timed out”
...thout proxy:
Command to use:
git config --global --unset http.proxy
Finally, to check the currently set proxy:
git config --global --get http.proxy
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When should I use double instead of decimal?
...these errors are significant enough to warrant much thought however.
In all cases, if you want to compare two floating-point numbers that should in theory be equivalent (but were arrived at using different calculations), you need to allow a certain degree of tolerance (how much varies, but is typ...