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...type="submit">(html content)</button>
IE6 will submit all text for this button between the tags, other browsers will only submit the value. Using <button> gives you more layout freedom over the design of the button. In all its intents and purposes, it seemed excellent at first, but ...
Do I need to store the salt with bcrypt?
bCrypt's javadoc has this code for how to encrypt a password:
1 Answer
1
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Showing Difference between two datetime values in hours
...nce the value is retrieved, I need the difference between the two values.
For that, I create a timespan variable to store the difference of the 2 date values.
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Does a dot have to be escaped in a character class (square brackets) of a regular expression?
A dot . in a regular expression matches any single character. In order for regex to match a dot, the dot has to be escaped: \.
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Why can't I use a list as a dict key in python?
I'm a bit confused about what can/can't be used as a key for a python dict.
11 Answers
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How do I test if a string is empty in Objective-C?
...his will result in a false negative (saying the string isn't empty, when, for practical purposes, it is). Consider @"\u200B" (consisting only of Unicode character ZERO WIDTH SPACE. Printing it out will print 0 characters (verify using monospaced font), but string.length will give 1. There are other ...
How to customize a Spinner in Android
...
Create a custom adapter with a custom layout for your spinner.
Spinner spinner = (Spinner) findViewById(R.id.pioedittxt5);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,
R.array.travelreasons, R.layout.simple_spinner_item);
adap...
Crontab - Run in directory
...he root crontab. But I would like it to execute it from a particular directory so it can find all the files it needs, since the application has a bunch of relative paths.
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How to get a JavaScript object's class?
...d to Java being a class-based one.
Depending on what you need getClass() for, there are several options in JavaScript:
typeof
instanceof
obj.constructor
func.prototype, proto.isPrototypeOf
A few examples:
function Foo() {}
var foo = new Foo();
typeof Foo; // == "function"
typeof ...
C++, variable declaration in 'if' expression
...a = false))) {
// what is "a" initialized to?
The "&&" operator is a short-circuit logical AND. That means that if the first part (1==0) turns out to be false, then the second part (bool a = false) should be not be evaluated because it is already known that the final answer will be fa...