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In C#, how do I calculate someone's age based on a DateTime type birthday?
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61 Answers
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Get value from JToken that may not exist (best practices)
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214
This is pretty much what the generic method Value() is for. You get exactly the behavior you wa...
How to extract numbers from a string and get an array of ints?
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13 Answers
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vagrant up failed, /dev/vboxnetctl: no such file or directory
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I'm running macOS High Sierra 10.13.1 and VirtualBox 5.2.2.
This worked for me:
Grant permission to VirtualBox under System Preferences > Security & Privacy > General (this request is new to macOS High Sierra)
Open Terminal and run: sudo "/Libr...
How to fire AJAX request Periodically?
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281
As others have pointed out setInterval and setTimeout will do the trick. I wanted to highlight a...
:after vs. ::after
Is there any functional difference between the CSS 2.1 :after and the CSS 3 ::after pseudo-selectors (other than ::after not being supported in older browsers)? Is there any practical reason to use the newer specification?
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XPath: How to select nodes which have no attributes?
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155
//node[not(@*)]
That's the XPath to select all nodes named "node" in the document without an...
Xcode 5.1 - No architectures to compile for (ONLY_ACTIVE_ARCH=YES, active arch=x86_64, VALID_ARCHS=i
After updating to Xcode 5.1, I can no longer build my project for the 64-bit simulator, receiving this error:
18 Answers
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Is there a way to make a PowerShell script work by double clicking a .ps1 file?
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19 Answers
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How to compare two files not in repo using git
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218
git's diff is more functional than the standard unix diff. I often want to do this and since t...