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CSS background image alt attribute
...efore. I need to use alt tags on all images in a site including those used by CSS background-image attribute.
10 Answers
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When restoring a backup, how do I disconnect all active connections?
...click Detach Database, it brings up a dialog with the active connections.
By clicking on the hyperlink under "Messages" you can kill the active connections.
You can then kill those connections without detaching the database.
More information here.
SQL Server Management Studio 2008
The interface has...
Difference between Role and GrantedAuthority in Spring Security
...mething.
You can grant different GrantedAuthoritys (permissions) to users by putting them into the security context. You normally do that by implementing your own UserDetailsService that returns a UserDetails implementation that returns the needed GrantedAuthorities.
Roles (as they are used in man...
filter for complete cases in data.frame using dplyr (case-wise deletion)
...using this filter in a dplyr pipe with other dplyr commands (such as group_by()), you will need to add %>% data.frame() %>% before you try and filter on complete.cases(.) because it won't work on tibbles or grouped tibbles or something. Or at least, that has been the experience I have had.
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Set the maximum character length of a UITextField
...s no max length property, it's relatively simple to get this functionality by setting the text field's delegate and implementing the following delegate method:
Objective-C
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
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How do I compile a Visual Studio project from the command-line?
...e your environment variables are correct, as msbuild and vcexpress are not by default on the system path. Either start the Visual Studio build environment and run your script from there, or modify the paths in Python (with os.putenv).
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Entity Framework is Too Slow. What are my options? [closed]
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You should start by profiling the SQL commands actually issued by the Entity Framework. Depending on your configuration (POCO, Self-Tracking entities) there is a lot room for optimizations. You can debug the SQL commands (which shouldn't diff...
Coarse-grained vs fine-grained
... better to have more coarse-grained service operations, which are composed by fine-grained operations
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Access denied for user 'root@localhost' (using password:NO)
... @Bozo - Note that I couldn't run your command with mysqldt-nt I run it by mysqldt -nt Actuallythe first one is not recognizable for cmd. I'm waiting to hear from you.
– Nasser Hadjloo
Jun 8 '10 at 6:33
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How do you overcome the HTML form nesting limitation?
... Right this is excellent, but as of today a feature not supported by IE still disqualifies it for 'production' use
– Jako
Sep 25 '12 at 16:39
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