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How to write a:hover in inline CSS?

...defining the selection criteria). Response to the OP's comments: See Totally Pwn CSS with Javascript for a good script on adding CSS rules dynamically. Also see Change style sheet for some of the theory on the subject. Also, don't forget, you can add links to external stylesheets if that's an op...
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What is the use of the @ symbol in PHP?

...om error handler function with set_error_handler() then it will still get called, but this custom error handler can (and should) call error_reporting() which will return 0 when the call that triggered the error was preceded by an @... ...
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How to write a cron that will run a script every day at midnight?

...2 wd day of week 0-7 (Sunday = 0 or 7) command: what you want to run all numeric values can be replaced by * which means all share | improve this answer | follow ...
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If threads share the same PID, how can they be identified?

... +---------+ | process | _| pid=42 |_ _/ | tgid=42 | \_ (new thread) _ _ (fork) _/ +---------+ \ / +---------+ +---------+ | ...
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C# properties: how to use custom set property without private field?

... What's the difference between this and not having set at all? – Sidhin S Thomas Nov 11 '19 at 16:59 3 ...
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Entity Framework 6 Code first Default value

... You can do it by manually edit code first migration: public override void Up() { AddColumn("dbo.Events", "Active", c => c.Boolean(nullable: false, defaultValue: true)); } ...
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postgresql - replace all instances of a string within text field

In postgresql, how do I replace all instances of a string within a database column? 4 Answers ...
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iOS app error - Can't add self as subview

...ControllerDelegate protocol. This includes the following method, which is called after the animation is complete: navigationController:didShowViewController:animated: Basically you want to move some code as needed into this method to ensure that no other actions that could cause a change to the N...
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Do AJAX requests retain PHP Session info?

... What you're really getting at is: are cookies sent to with the AJAX request? Assuming the AJAX request is to the same domain (or within the domain constraints of the cookie), the answer is yes. So AJAX requests back to the same server do ...
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Why is there extra padding at the top of my UITableView with style UITableViewStyleGrouped in iOS7

...he tableView's tableHeaderView = nil. Because my tableView has a dynamically appearing tableHeaderView, when I need to hide the tableHeaderView, instead of doing self.tableView.tableHeaderView = nil;, I do: self.tableView.tableHeaderView = [[UIView alloc] initWithFrame:CGRectMake(0.0f, 0.0f, sel...