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Difference between “read commited” and “repeatable read”
I think the above isolation levels are so alike. Could someone please describe with some nice examples what the main difference is ?
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Comments in Android Layout xml
I would like to enter some comments into the layout XML files, how would I do that?
12 Answers
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Disable browser 'Save Password' functionality
One of the joys of working for a government healthcare agency is having to deal with all of the paranoia around dealing with PHI (Protected Health Information). Don't get me wrong, I'm all for doing everything possible to protect people's personal information (health, financial, surfing habits, etc....
how to check redis instance version?
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This doesn't give you the currently running version though. I had upgraded a server to 3.2.8 via yum, and this command showed the new version, but the server needed to be restarted manually to launch the new version, whereas INFO correctly reported the old version....
How to get process ID of background process?
...rom my shell script, and I would like to kill this process when my script finishes.
7 Answers
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Get file size, image width and height before upload
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Multiple images upload with info data preview
Using HTML5 and the File API
Example using URL API
The images sources will be a URL representing the Blob object
<img src="blob:null/026cceb9-edr4-4281-babb-b56cbf759a3d">
const EL_browse = do...
How to set the font style to bold, italic and underlined in an Android TextView?
I want to make a TextView 's content bold, italic and underlined. I tried the following code and it works, but doesn't underline.
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What is an example of the simplest possible Socket.io example?
So, I have been trying to understand Socket.io lately, but I am not a supergreat programmer, and almost every example I can find on the web (believe me I have looked for hours and hours), has extra stuff that complicates things. A lot of the examples do a bunch of things that confuse me, or connect ...
How to create a custom attribute in C#
...stand the usage of custom attributes (I have already gone through lots of links).
4 Answers
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Coalesce function for PHP?
Many programming languages have a coalesce function (returns the first non-NULL value, example ). PHP, sadly in 2009, does not.
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