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fatal: git-write-tree: error building trees
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This happened for me when I was trying to stash my changes, but then my changes had conflicts with my branch's current state.
So I did git reset --mixed and then resolved the git conflict and stashed again.
sha...
Undoing a git bisect mistake
...ut of this command to a file, edit it to remove the incorrect entries, and then issue the following commands to return to a corrected state:
$ git bisect reset
$ git bisect replay that-file
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Twitter Bootstrap alert message close and open again
...he user tries to display it again (for example, click on the button event) then it is not shown. (Moreover, if I print this alert message to console, it is equal to [] .) My code is here:
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Laravel migration: unique key is too long, even if specified
...fault (starting from Laravel 5.4) UTF8 multi-byte utf8mb4 support for ???? then start to fix ???? your database configuration.
In Laravel config/database.php define:
'charset' => 'utf8mb4',
'collation' => 'utf8mb4_unicode_ci',
'engine' => 'InnoDB ROW_FORMAT=DYNAMIC',
DYNAMIC allows to s...
dyld: Library not loaded: @rpath/libswift_stdlib_core.dylib
...s (except the profiles for apps in the Store - you can't delete them), and then start the entire certificate request process from scratch.
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Garbage collector in Android
...y find that a particular GC gets it wrong, and a manual call to the GC may then improves things, performance-wise. This is because it is not really possible to implement a "perfect" GC which will manage memory optimally in all cases. Such situations are hard to predict and depend on many subtle impl...
How can I shift-select multiple checkboxes like GMail?
...hold down the Shift key, and select a second checkbox. The JavaScript will then select/unselect the checkboxes that are between the two checboxes.
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Given a view, how do I get its viewController?
...you recurse a view’s nextResponder until it is of type UIViewController, then you have any view’s parent viewController.
Note that it still may not have a parent view controller. But only if the view has not part of a viewController’s view’s view hierarchy.
Swift 3 and Swift 4.1 extension:...
How do I view the SQL generated by the Entity Framework?
...d to convert result to System.Data.Entity.Infrastructure.DbQuery<T>, then get internal property InternalQuery as (System.Data.Entity.Internal.Linq.InternalQuery<T>), and only then, use ToTraceString()
– itsho
Jul 8 '14 at 11:20
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How to display a content in two-column layout in LaTeX?
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Load the multicol package, like this \usepackage{multicol}. Then use:
\begin{multicols}{2}
Column 1
\columnbreak
Column 2
\end{multicols}
If you omit the \columnbreak, the columns will balance automatically.
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