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ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known
I am trying to set up a VPN with a Raspberry Pi, and the first step is gaining the ability to ssh into the device from outside my local network. For whatever reason, this is proving to be impossible and I haven't the slightest clue why. When I try to ssh into my server with user@hostname , I ge...
When to throw an exception?
...e 1: say I have a function which is supposed to examine an arbitrary class and return true if that class inherits from List<>. This function asks the question, "Is this object a descendant of List?" This function should never throw an exception, because there are no gray areas in its operation...
Trigger change() event when setting 's value with val() function
What is the easiest and best way to trigger change event when setting the value of select element.
5 Answers
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How to prevent long words from breaking my div?
...em unless neccessary:
/([^\s-]{5})([^\s-]{5})/ → $1&shy;$2
Browsers and search engines are smart enough to ignore this character when searching text, and Chrome and Firefox (haven't tested others) ignore it when copying text to clipboard.
<wbr> element
Another option is to inject <wb...
How to make a Java thread wait for another thread's output?
I'm making a Java application with an application-logic-thread and a database-access-thread.
Both of them persist for the entire lifetime of the application and both need to be running at the same time (one talks to the server, one talks to the user; when the app is fully started, I need both of t...
How to truncate milliseconds off of a .NET DateTime
...ue. SQL Server of course keeps some precision of milliseconds on the time, and when read into a .NET DateTime, it includes those milliseconds. The incoming request to the system, however, does not offer that precision, so I need to simply drop the milliseconds.
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Mock framework vs MS Fakes frameworks
...ke NMock vs the VS 2011 Fakes Framework.
Going through MSDN, what I understand is that Fakes allow you to mock your dependencies just like RhinoMock or NMock, however the approach is different, Fakes generates code to achive this functionality but Mocks framework does not. So is my understanding cor...
How to open a web server port on EC2 instance
...to the "Network & Security" -> Security Group settings in the left hand navigation
Find the Security Group that your instance is apart of
Click on Inbound Rules
Use the drop down and add HTTP (port 80)
Click Apply and enjoy
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How to delete a folder and all contents using a bat file in windows?
I want to delete a folder with all files and subfolders using a bat file.
3 Answers
3...
Advantages of std::for_each over for loop
...h only seems to hinder the readability of code. Why do then some coding standards recommend its use?
21 Answers
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