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Error 1022 - Can't write; duplicate key in table
...n the old table.
A fix was released in 2.3.0.
See https://bugs.launchpad.net/percona-toolkit/+bug/1498128 for more details.
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Difference between Covariance & Contra-variance
...r words you could completely get rid of co- and contravariant "markup" on .Net interfaces and delegates, if you only used the type dynamic in your types. - But this is not the best solution in C# (you shouldn't use dynamic in public interfaces).
Back to theory:
The described conformance (covariant...
C# string reference type?
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As others have stated, the String type in .NET is immutable and it's reference is passed by value.
In the original code, as soon as this line executes:
test = "after passing";
then test is no longer referring to the original object. We've created a new String obj...
Error in exception handler. - Laravel
...up of the storage directories to your web servers group (usually apache or www-data, but this can vary between the different operating systems) and keep the permissions as of the directory as 775.
chgrp -R www-data app/storage
Or with chown.
chown -R :www-data app/storage
Then make sure direct...
How do I force make/GCC to show me the commands?
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I like to use:
make --debug=j
https://linux.die.net/man/1/make
--debug[=FLAGS]
Print debugging information in addition to normal processing. If the FLAGS are omitted, then the behavior is the same as if -d was specified. FLAGS may be a for all debugging output (same as usi...
JavaScript/JQuery: $(window).resize how to fire AFTER the resize is completed?
...ng prototype of your provided code for the rest of the community: jsfiddle.net/h6h2pzpu/3. Enjoy everyone!
– Jonas Stawski
Aug 27 '15 at 19:55
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Disable, but not uninstall Resharper 4.x onwards
...isual studio including visual studio 2010. thanks.
– NET3
Jun 15 '12 at 15:16
2
Thanks. Shame on ...
angular.service vs angular.factory
...ver if you do return and object it will use that instead of this. jsfiddle.net/Ne5P8/1221
– MrB
Oct 4 '14 at 1:32
@MrB...
How do I make an HTML text box show a hint when empty?
...of this feature. Support in Firefox was added in 3.7. Chrome is fine. Internet Explorer only added support in 10. If you target a browser that does not support input placeholders, you can use a jQuery plugin called jQuery HTML5 Placeholder, and then just add the following JavaScript code to enable ...
Converting dd/mm/yyyy formatted string to Datetime [duplicate]
I am new to DotNet and C#. I want to convert a string in mm/dd/yyyy format to DateTime object. I tried the parse function like below but it is throwing a runtime error.
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