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Chrome DevTools Devices does not detect device when plugged in
... DevTools Devices feature to work on my Samsung Galaxy S4 even after following the steps outlined at https://developers.google.com/chrome-developer-tools/docs/remote-debugging
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Is it secure to store passwords as environment variables (rather than as plain text) in config files
I work on a few apps in rails, django (and a little bit of php), and one of the things that I started doing in some of them is storing database and other passwords as environment variables rather than plain text in certain config files (or in settings.py, for django apps).
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How can I create an object based on an interface file definition in TypeScript?
I have defined an interface like this:
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Android device does not show up in adb list [closed]
I have a HP Slate 21 that is connected to my Windows box using a USB cable. USB debugging is enabled on the device. After adding the proper %SingleAdbInterface% and %CompositeAdbInterface% entries to the android_winusb.inf file, I now see "Android ADB Interface" in my Device Manager. However, ru...
How to check if there's nothing to be committed in the current branch?
The goal is to get an unambiguous status that can be evaluated in a shell command.
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How do I output coloured text to a Linux terminal?
How do I print coloured characters to a Linux terminal that supports it?
13 Answers
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How do you stash an untracked file?
...nother task. But git stash by itself stashes only the changes to the existing file; the new file remains in my working tree, cluttering up my future work. How do I stash this untracked file?
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Extending from two classes
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You can only Extend a single class. And implement Interfaces from many sources.
Extending multiple classes is not available. The only solution I can think of is not inheriting either class but instead having an internal variable of each class and...
Add a default value to a column through a migration
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Here's how you should do it:
change_column :users, :admin, :boolean, :default => false
But some databases, like PostgreSQL, will not update the field for rows previously created, so make sure you update the field manaully on the migration too.
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NULL values inside NOT IN clause
...t different records counts for what I thought were identical queries one using a not in where constraint and the other a left join . The table in the not in constraint had one null value (bad data) which caused that query to return a count of 0 records. I sort of understand why but I could us...