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How can I validate a string to only allow alphanumeric characters in it?
...h typically is A-Z, a-z and 0-9). This answer allows local characters like åäö.
Update 2018-01-29
The syntax above only works when you use a single method that has a single argument of the correct type (in this case char).
To use multiple conditions, you need to write like this:
if (yourText....
JUnit test for System.out.println()
I need to write JUnit tests for an old application that's poorly designed and is writing a lot of error messages to standard output. When the getResponse(String request) method behaves correctly it returns a XML response:
...
How can I make Flexbox children 100% height of their parent?
...ndeed the best answer for this question.
– Øyvind Bråthen
Sep 12 '19 at 9:38
31
don't forget to...
How to deal with cyclic dependencies in Node.js
...they actually solve a lot of common node issues (like accessing express.js app from other files)
Just make sure your necessary exports are defined before you require a file with a circular dependency.
This will break:
var ClassA = function(){};
var ClassB = require('classB'); //will require Class...
JQuery .on() method with multiple event handlers to one selector
... answered Dec 22 '11 at 18:18
Frédéric HamidiFrédéric Hamidi
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...
Read a file in Node.js
...amKocharyan Never use *Sync functions in async code. This will lock entire app until the file is read. *Sync functions are designed to be used on app start up, e.g. in modules system.
– Eugene Kostrikov
Jun 10 '14 at 14:10
...
Why does Python print unicode characters when the default encoding is ASCII?
...;>> print sys.stdout.encoding
UTF-8
>>> print '\xe9' # (1)
é
>>> print u'\xe9' # (2)
é
>>> print u'\xe9'.encode('latin-1') # (3)
é
>>>
(1) python outputs binary string as is, terminal receives it and tries to match its value with latin-1 character ma...
How to change value of object which is inside an array using JavaScript or jQuery?
...lol2'
}
};
projects.jqueryUi.desc = 'new string';
(In according to Frédéric's comment you shouldn't use hyphen in the object key, or you should use "jquery-ui" and projects["jquery-ui"] notation.)
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Node.js throws “btoa is not defined” error
In my node.js application I did an npm install btoa-atob so that I could use the btoa() and atob() functions which are native in client-side javascript but for some reason weren't included in node. The new directory showed up in my node_modules folder, which itself is in root alongside app....
How do I get a Date without time in Java?
...
In enterprise applications we don't always have the option to add/use other libraries. I appreciate the pointer to Joda Time, but it's really not an answer to the original issue of getting the date portion using the standard Java. Thanks...