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Clear a terminal screen for real
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Use the following command to do a clear screen instead of merely adding new lines ...
printf "\033c"
yes that's a 'printf' on the bash prompt.
You will probably want to define an alias though...
alias cls='printf "\033c"'
Explanation
\033 == \x1B == 27 == ESC
So this becom...
force Maven to copy dependencies into target/lib
How do I get my project's runtime dependencies copied into the target/lib folder?
15 Answers
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How can I return camelCase JSON serialized by JSON.NET from ASP.NET MVC controller methods?
My problem is that I wish to return camelCased (as opposed to the standard PascalCase) JSON data via ActionResult s from ASP.NET MVC controller methods, serialized by JSON.NET .
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Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8
...m using the new Internet Explorer 11 developer tools to switch the document mode to "8", but conditional comments are still ignored, that is, they are not properly parsed and behave like normal comments. So any referenced file inside the conditional comment is not requested/loaded by the browser...
Why does casting int to invalid enum value NOT throw exception?
...rsonally am not a fan of the way this works, so I made a series of utility methods:
/// <summary>
/// Utility methods for enum values. This static type will fail to initialize
/// (throwing a <see cref="TypeInitializationException"/>) if
/// you try to provide a value that is not an en...
Convert a character digit to the corresponding integer in C
...sdigit(c) is true first. Note that you cannot completely portably do the same for letters, for example:
char c = 'b';
int x = c - 'a'; // x is now not necessarily 1
The standard guarantees that the char values for the digits '0' to '9' are contiguous, but makes no guarantees for other characters ...
java.net.UnknownHostException: Invalid hostname for server: local
...the exception is really saying is that there is no known server with the name "local". My guess is that you're trying to connect to your local computer. Try with the hostname "localhost" instead, or perhaps 127.0.0.1 or ::1 (the last one is IPv6).
From the javadocs:
Thrown to indicate that the ...
Spring MVC: How to perform validation?
...nest and best way to perform form validation of user inputs. I have seen some developers implement org.springframework.validation.Validator . A question about that: I saw it validates a class. Does the class have to be filled manually with the values from the user input, and then passed to the vali...
How to retrieve checkboxes values in jQuery
...jQuery to get the checked checkboxes values, and put it into a textarea immediately?
15 Answers
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Get names of all files from a folder with Ruby
I want to get all file names from a folder using Ruby.
19 Answers
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