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create a trusted self-signed SSL cert for localhost (for use with Express/Node)

...dejs/Express. None of them work properly because while the cert gets installed, it is not trusted. here's what I've tried that fails: ...
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How can I find and run the keytool

...2\bin and next 2) keytool -list -v -keystore "C:\AndroidProjects\Project1\app\myapp.keystore" – Andrew Grow May 4 '18 at 9:59 2 ...
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Write applications in C or C++ for Android? [closed]

... Normally, you have to: Install Google Android NDK. It contains libs, headers, makfile examples and gcc toolchain Build an executable from your C code for ARM, optimize and link it with provided libs if required Connect to a pho...
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Determine what attributes were changed in Rails after_save callback?

I'm setting up an after_save callback in my model observer to send a notification only if the model's published attribute was changed from false to true. Since methods such as changed? are only useful before the model is saved, the way I'm currently (and unsuccessfully) trying to do so is as fol...
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dynamically add and remove view to viewpager

... After figuring out which ViewPager methods are called by ViewPager and which are for other purposes, I came up with a solution. I present it here since I see a lot of people have struggled with this and I didn't see any other relevant answers. First, here's my adapter; ...
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Why shouldn't I use “Hungarian Notation”?

...me with its kind (using Joel's example: safe string or unsafe string), so called Apps Hungarian has its uses and is still valuable. share edited Sep 26 '08 at 19:56 ...
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Rails 4: assets not loading in production

I'm trying to put my app into production and image and css asset paths aren't working. 18 Answers ...
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Can't install PIL after Mac OS X 10.9

I've just updated my Mac OS to 10.9 and I discovered that some (all?) of my Python modules are not here anymore, especially the Image one. ...
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Setting environment variables on OS X

... extensive research and if you want to set variables that are available in all GUI applications, your only option is /etc/launchd.conf. Please note that environment.plist does not work for applications launched via Spotlight. This is documented by Steve Sexton here. Open a terminal prompt Type su...
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What's the difference between the atomic and nonatomic attributes?

...o are identical; "atomic" is the default behavior (note that it is not actually a keyword; it is specified only by the absence of nonatomic -- atomic was added as a keyword in recent versions of llvm/clang). Assuming that you are @synthesizing the method implementations, atomic vs. non-atomic chang...