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Is it feasible to do (serious) web development in Lisp? [closed]
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Web development in Common Lisp is both effective and fun.
Some examples:
CL-WHO allows you to write HTML without forgetting a closing tag ever again.
Weblocks lets you define forms declaratively with built-in validation:
(defview signup (:type form :caption "Sign up")
(us...
Git error: “Host Key Verification Failed” when connecting to remote repository
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Fun fact, running sudo ssh-keygen -R domain.com can rename your existing known_hosts file to be known_hosts.old, and create a copy that is only readable by root. (-rw------- root root) You can easily chown this back to the ap...
Failed to build gem native extension (installing Compass)
...by-2.1.2 as 1.9.3 is no longer being updated
– timelf123
Aug 13 '14 at 16:47
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Java: parse int value from a char
...n be converted into int(0 to 9), e.g., '5'-'0' gives int 5.
String str = "123";
int a=str.charAt(1)-'0';
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How to make a valid Windows filename from an arbitrary string?
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This isn't more efficient, but it's more fun :)
var fileName = "foo:bar";
var invalidChars = System.IO.Path.GetInvalidFileNameChars();
var cleanFileName = new string(fileName.Where(m => !invalidChars.Contains(m)).ToArray<char>());
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Remove the error indicator from a previously-validated EditText widget
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In Kotlin:
editText.error = null
Kotlin Extension Function:
To make it more readable, you could add this extension function
fun EditText.clearError() {
error = null
}
In Java:
editText.setError(null);
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How to get the current time as datetime
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You could also use NSDateFormatter's convenience method, e.g.,
func printTimestamp() {
let timestamp = NSDateFormatter.localizedStringFromDate(NSDate(), dateStyle: .MediumStyle, timeStyle: .ShortStyle)
print(timestamp)
}
printTimestamp() // Prints "Sep 9, 2014, 4:30 AM"
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How do I access command line arguments in Python?
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123
import sys
sys.argv[1:]
will give you a list of arguments (not including the name of the py...
Tips for using Vim as a Java IDE? [closed]
...ymlink vi to vim.
You can get code completion with eclim
Or you can get vi functionality within Eclipse with viPlugin
Syntax highlighting is great with vim
Vim has good support for writing little macros like running ant/maven builds
Have fun :-)
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What is difference between instantiating an object using new vs. without
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123
The line:
Time t (12, 0, 0);
... allocates a variable of type Time in local scope, generall...