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Why do we need fibers
...one more thing you can do with Enumerators: they allow you to apply higher-order Enumerable methods to other iterators other than each. Think about it: normally all the Enumerable methods, including map, select, include?, inject, and so on, all work on the elements yielded by each. But what if an ob...
How to place the ~/.composer/vendor/bin directory in your PATH?
...o 'export PATH="$PATH:$HOME/.composer/vendor/bin"' >> ~/.bashrc
In order to check if it worked, logout and login again or execute
source ~/.bashrc
on the shell.
PS: For other systems where there is no ~/.bashrc, you can also put this into ~/.bash_profile
PSS: For more recent laravel you...
What's the rationale for null terminated strings?
...o say to D compiler your source use utf-8 you have to put some stupid byte order mark at beginning. I write stupid because I know of not editor doing that, especially for UTF-8 that is supposed to be ASCII compatible).
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How to declare a type as nullable in TypeScript?
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In order to set null or undefined value without compilation error, the tsconfig "strict" option must be removed or equals to "false" "strict" : false
– Nicolas Janel
Mar 19 '19 at 8:38
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Entity Framework rollback and remove bad migration
...t;"
All migrations applied after the one specified will be down-graded in order starting with the latest migration applied first.
Step 2: Delete your migration from the project
remove-migration name_of_bad_migration
If the remove-migration command is not available in your version of Entity Framewo...
How to determine if a number is a prime with regex?
...to find some non empty sub-sequence that can be repeated at least twice in order to form the sequence. If such a subsequence exists, it means that its length divides N, hence N is not prime.
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In HTML5, should the main navigation be inside or outside the element?
...nav> and <a> tags, anyway. The important factor is the structural order of the HTML. Next up, responsiveness. Does making the primary <nav> (or any <nav>) a direct child of <body> make it easier to manipulate? Is that valid HTML? A <nav> is sectioning content, and th...
Can I use view pager with views (not with fragments)
...lass does not need a adapter as it will load the views from the layout. In order to use it your projects, just use it instead of the android.support.v4.view.ViewPager.
All the fancy stuff will still work, but you do not need to be bothered with the adapters.
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Is there a version control system for database structure changes?
...cut&paste to extract relevant sections. A bit more housekeeping is in order, i.e., remove ':' from $Revision 1.1 $ to freeze them.
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Finish all previous activities
...try going to login with this flag. I don't know how the activities will be ordered in that case. So don't know if it will clear the ones below the screen you are on including the one you are currently on but its definitely the way to go.
Hope this helps.
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