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Applications are expected to have a root view controller at the end of application launch

... You can also set this in the project properties. Select project, your target, you can edit this in Summary -> iPhone / iPad Deployment info. – doekman Jun 9 '13 at 9:41 ...
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PDO closing connection

...instance = null; } } } $req = PDO2::getInstance()->prepare('SELECT * FROM table'); $req->execute(); $count = $req->rowCount(); $results = $req->fetchAll(PDO::FETCH_ASSOC); $req->closeCursor(); // Do other requests maybe // And close connection PDO2::closeInstance(); // pri...
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Is there any particular difference between intval and casting to int - `(int) X`?

... = implode(",", array_map('intval', $_POST['array_of_integers'])); $sql = "SELECT * FROM table WHERE ids IN ($ids)"; share | improve this answer | follow | ...
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What is the difference between visibility:hidden and display:none?

...avior you want (but maybe sometimes it is?). Another difference is if you select the text, then copy/paste as plain text, you get the following: 1st link. 2nd link. 3rd unseen link. In case 3 the text does get copied. Maybe this would be useful for some type of watermarking, or if you wanted to...
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How do I increase the scrollback buffer in a running screen session?

...n And ESC again to quit that mode. (Extra info: to copy hit ENTER to start selecting! Then ENTER again to copy! Simple and cool) Now the buffer is bigger! And that's sum it up for the important details! share | ...
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Xcode stuck at “Your application is being uploaded”

... @Andru: you can select mysticboy59's answer as correct so this topic will be closed. He did put some effort into it. – Rok Jarc Nov 15 '13 at 9:11 ...
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XPath query to get nth instance of an element

... This is a FAQ: //somexpression[$N] means "Find every node selected by //somexpression that is the $Nth child of its parent". What you want is: (//input[@id="search_query"])[2] Remember: The [] operator has higher precedence (priority) than the // abbreviation. ...
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When creating HTML emails, should we use html, head, body tags?

... I did, but the blog posts that were selected were carefully chosen due to their authoritative nature, and they were rather forward looking at the time. The opinions they expressed were fairly uncommon back then, especially when you contrast to the dated asserti...
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Margin while printing html page

... wrong even if you use cm or mm. To override this behaviour, the user must select 'Print preview' and then set the print size to 100% (default is Shrink To Fit). A better option for full control on printed margins is to use the @page directive to set the paper margin, which will affect the margin ...
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Java Naming Convention with Acronyms [closed]

....e. with DvdPlayer you can type "DP" and press Ctrl+1 to get the choice to select DvdPlayer, but if you had DVDPlayer you would have to type "DVDP". And is even more annoying if it is longer. I wouldn't like to have an UNESCOConnector in my code. Anyway it is a matter of choice. ...