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How to grep (search) committed code in the Git history

...s and the like), you need to do: git grep <regexp> $(git rev-list --all) git rev-list --all | xargs git grep <expression> will work if you run into an "Argument list too long" error. If you want to limit the search to some subtree (for instance, "lib/util"), you will need to pass tha...
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How do I find a default constraint using INFORMATION_SCHEMA?

...efault value constraint SELECT default_constraints.name FROM sys.all_columns INNER JOIN sys.tables ON all_columns.object_id = tables.object_id INNER JOIN sys.schemas ON tables.schema_id = schemas.schema_id INNER JOIN sys.default_const...
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How to find out how many lines of code there are in an Xcode project?

...loc-1.56.pl' command. If your source code is located in directory 'project_code' You just need to run following command. – JZ. Sep 26 '14 at 3:41 add a comment ...
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Passing a URL with brackets to curl

... For me it worked - on OS X High Sierr, curl 7.54.0 (x86_64-apple-darwin17.0) libcurl/7.54.0. – Shade Jun 19 '18 at 10:48 1 ...
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Suggestions for debugging print stylesheets?

...; Rendering Settings > Emulate media > print – allicarn Jul 7 '16 at 22:22 ...
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Entity Framework Refresh context?

...in your context is to dispose your context and create a new one. If you really need to refresh some entity and you are using Code First approach with DbContext class, you can use public static void ReloadEntity<TEntity>( this DbContext context, TEntity entity) wh...
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When should I use semicolons in SQL Server?

... Seems they're basically encouraging use of the semicolon in general, by requiring it before all new statement types that have been introduced in recent years. (MERGE too for example). As mentioned in other answers, in the ANSI standard they a...
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Play audio file from the assets directory

...e file in the assets directory. The asset directory contents are not actually 'real files' on disk. All of them are put together one after another. So, if you do not specify where to start and how many bytes to read, the player will read up to the end (that is, will keep playing all the file...
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Finding child element of parent pure javascript

...esire. Edit: Now that I think about it, you could just use querySelectorAll to get decendents of parent having a class name of child1: children = document.querySelectorAll('.parent .child1'); The difference between qS and qSA is that the latter returns all elements matching the selector, while...
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Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue

...working on a UI for an app, and I'm attempting to use grayscale icons, and allow the user to change the theme to a color of their choosing. To do this, I'm trying to just apply a ColorFilter of some sort to overlay a color on top of the drawable. I've tried using PorterDuff.Mode.MULTIPLY, and it wor...