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Xcode doesn't see my iOS device but iTunes does

... Select Window ➜ Organizer in Xcode. Now under Devices, select your device. If it is not ready for development then click use for development. If above doesn't solve your problem then from your project settings, set deployme...
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The entity type is not part of the model for the current context

...the Solution Explorer Right click on the table head you want to remove and select "Delete from Model" Now again right click on the work area and select "Update Model from Database.." Add the table again from the table list Clean and build the solution ...
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Cannot use identity column key generation with ( TABLE_PER_CLASS )

...refer using 'TABLE' id generation strategy as it triggers lots of queries (select, insert, and update) and maintains locks to generate unique values for primary key. So what would be an alternate solution to this If we have a kinda big Inheritance scenario? It will certainly impact the performance a...
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How do I delete rows in a data frame?

... : mydata[-seq(2, nrow(mydata), by = 2) , ] Or if you want to subset by selecting odd numbers: mydata[which(1:nrow(mydata) %% 2 == 1) , ] Or if you want to subset by selecting odd numbers, version 2: mydata[which(1:nrow(mydata) %% 2 != 0) , ] Or if you want to subset by filtering even numbe...
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How to tell Eclipse Workspace?

... If any project exists in the workspace: Select a project and its properties (e.g. Menu: Project -> Properties or right mouse button->Properties). Then go to Resource -> Linked Resources and the WORKSPACE_LOC's Path Variable value shows the current workspa...
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Light weight alternative to Hibernate? [closed]

...rt for standard SQL including SQL language features such as UNIONs, nested SELECTs, all types of JOINs, aliasing (e.g. for self-joins), etc Wide support for non-standard SQL including UDT's, stored procedures, vendor-specific functions, etc. Read about jOOQ in this article: http://java.dzone.com/a...
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PHP array delete by value (not key)

... Yes, this is effective for selecting multiple array items/keys. – Oki Erie Rinaldi Aug 28 '14 at 4:52 3 ...
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How do I force a UITextView to scroll to the top every time I change the text?

...tion:0, length:0, worked. My text view was not editable, and I tested both selectable and not selectable (neither setting affected the result). Here's a Swift example: myTextView.text = "Text that is long enough to scroll" myTextView.scrollRangeToVisible(NSRange(location:0, length:0)) ...
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Detecting Browser Autofill

...e change event. Firefox 4 does dispatch the change change event when users select a value from a list of suggestions and tab out of the field. Chrome 9 does not dispatch the change event. Safari 5 does dispatch the change event. You best options are to either disable autocomplete for a form usin...
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How can I exclude one word with grep?

... -v or --invert-match select non-matching lines. In your case grep -v 'unwanted_word' file or grep --invert-match 'unwanted_word' file. – adamski.pro Nov 29 '16 at 7:10 ...