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Safely remove migration In Laravel

... I accidentally created a migration with a bad name (command: php artisan migrate:make). I did not run (php artisan migrate) the migration, so I decided to remove it. My steps: Manually delete the migration file under app/database/mig...
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Difference between dispatch_async and dispatch_sync on serial queue?

... I do mean serial execution. In point of view that all tasks are executed serial regards to other tasks in the same queue. Of cause it still can be concurrent regards to other queues. It is the whole point of GCD that tasks can be dispatched and executed concurrently. ...
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How to find current transaction level?

... Run this: SELECT CASE transaction_isolation_level WHEN 0 THEN 'Unspecified' WHEN 1 THEN 'ReadUncommitted' WHEN 2 THEN 'ReadCommitted' WHEN 3 THEN 'Repeatable' WHEN 4 THEN 'Serializable' WHEN 5 THEN 'Snapshot' END AS TRANSACTION_I...
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How do I execute inserts and updates in an Alembic upgrade script?

...s is useful for simple migrations. Use the models and session as you normally would in your application. """create teams table Revision ID: 169ad57156f0 Revises: 29b4c2bfce6d Create Date: 2014-06-25 09:00:06.784170 """ revision = '169ad57156f0' down_revision = '29b4c2bfce6d' from alembic imp...
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Add native files from NuGet package to project output directory

...ch simpler targets file though, using a None element, as MSBuild will copy all None files to referencing projects. <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003"> <ItemGroup> <NativeLibs Include="$(MSBuildThisFileDirectory)**\*.dll" /> <None Incl...
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Unable to verify leaf signature

... Note: the following is dangerous, and will allow API content to be intercepted and modified between the client and the server. This also worked process.env['NODE_TLS_REJECT_UNAUTHORIZED'] = '0'; ...
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Is there a command for formatting HTML in the Atom editor?

...t go to this link: https://atom.io/packages/search?q=prettify Once you've selected a package that does what you want you can install it by using the command: apm install [package name] from the command line or install it using the interface in Preferences. When the package is installed, follow its...
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Most tricky/useful commands for gdb debugger [closed]

...n it in reverse * reverse-finish -- Execute backward until just before the selected stack frame is called * reverse-next ('rn') -- Step program backward, proceeding through subroutine calls. * reverse-nexti ('rni') -- Step backward one instruction, but proceed through called subroutines. * reverse-s...
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JavaScript global event mechanism

... error handling facility in JavaScript? The use case is catching function calls from flash that are not defined. 10 Answers...
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How to convert array values to lowercase in PHP?

How can I convert all values in an array to lowercase in PHP? 10 Answers 10 ...