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Resizing UITableView to fit content
...ave a question in a UILabel and a multiple choice answers displayed in UITableView , each row showing a multiple choice. Questions and answers will vary, so I need this UITableView to be dynamic in height.
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MySQL pagination without double-querying?
...y to get the number of results from a MySQL query, and at the same time limit the results.
9 Answers
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Move the mouse pointer to a specific position?
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So, I know this is an old topic, but I'll first say it isn't possible. The closest thing currently is locking the mouse to a single position, and tracking change in its x and y. This concept has been adopted by - it looks like - Chrome and Firefox. It's managed by what's calle...
addEventListener vs onclick
...r implement javascript differently from pretty much every other browser. With versions less than 9, you use the attachEvent[doc] method, like this:
element.attachEvent('onclick', function() { /* do stuff here*/ });
In most other browsers (including IE 9 and above), you use addEventListener[doc]...
How to implement the activity stream in a social network
...odel and object model can I use for the actions stream and for the actions itselves?
6 Answers
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Create a .txt file if doesn't exist, and if it does append a new line
I would like to create a .txt file and write to it, and if the file already exists I just want to append some more lines:
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#1071 - Specified key was too long; max key length is 767 bytes
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767 bytes is the stated prefix limitation for InnoDB tables in MySQL version 5.6 (and prior versions). It's 1,000 bytes long for MyISAM tables. In MySQL version 5.7 and upwards this limit has been increased to 3072 bytes.
You also have to be aware that if yo...
Error TF30063: You are not authorized to access … \DefaultCollection
I'm using TFS Preview (Team Foundation Service) with one of my projects with Visual Studio 2012. I'm also using an on-premises TFS server with most of my projects. When I use my on-premises TFS after using TFS preview and go back to using TFS preview, I get this error:
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How to debug Ruby scripts [closed]
...opied the following Ruby code from the Internet and made a few changes but it doesn't work.
17 Answers
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Default string initialization: NULL or Empty? [closed]
I have always initialized my strings to NULL, with the thinking that NULL means the absence of a value and "" or String.Empty is a valid value. I have seen more examples lately of code where String.Empty is considered the default value or represents no value. This strikes me as odd, with the newly...