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sql primary key and index
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You are right, it's confusing that SQL Server allows you to create duplicate indexes on the same field(s). But the fact that you can create another doesn't indicate that the PK index doesn't also already exist.
The additional index does no good,...
Moving project to another folder in Eclipse
I generally have my working projects sitting on folders on my Desktop. When they are completed I just move them to a c:\dev\ . The thing is I'm doing it in a rather archaic way.
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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
I am developing a mobile web application (for iPhone & Android) with a local database (using html5 webstorage) so my app is still usable when the user is offline.
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CSS opacity only to background color, not the text on it? [duplicate]
...an I assign the opacity property to the background property of a div only and not to the text on it?
11 Answers
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I am getting Failed to load resource: net::ERR_BLOCKED_BY_CLIENT with Google chrome
...ent browser or uninstall the ad blocking plugin (right clicking the extension by the URL bar and clicking "Remove from Chrome...").
There is an easier way to temporarily disable an extension. In Chrome, opening an Incognito tab will usually stop extensions running (unless you have specifically told...
How to show “Done” button on iPhone number pad
There is no "Done" button on the number pad. When a user finishes entering numeric information in a text field, how can I make the number pad disappear?
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Can you detect “dragging” in jQuery?
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On mousedown, start set the state, if the mousemove event is fired record it, finally on mouseup, check if the mouse moved. If it moved, we've been dragging. If we've not moved, it's a click.
var isDragging = false;
$("a")
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Transferring ownership of an iPhone app on the app store
...and I have an app which we're going to be submitting to the store pretty soon, but we know that we'll be selling the app to another company in the near future. Does anyone have any experience with moving an app's ownership to another account?
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Prevent jQuery UI dialog from setting focus to first textbox
...l dialog to display when a user clicks a link. There are two textboxes (I only show the code for 1 for brevity) in that dialog div tag and it is changed to be a jQuery UI DatePicker textbox that reacts on focus.
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Ruby on Rails: getting the max value from a DB column
Currently I can make the straight-up SQL query on my DB:
2 Answers
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