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What is the difference between a “function” and a “procedure”?
...n a value. They behave differently wrt. the language syntax (eg. procedure calls form statements; you cannot use a procedure call inside an expression vs. function calls don't form statements, you must use them in other statements). Therefore, Pascal-bred programmers differentiate between those.
In...
Using parameters in batch files at Windows command line
...t (if one is present), which was not available through any variable before calling SHIFT (enter command SHIFT /? for more options).
SHIFT is also useful when you want to easily process parameters without requiring that they are presented in a specific order. For example, a script may recognize the ...
How do I select child elements of any depth using XPath?
...
You're almost there. Simply use:
//form[@id='myform']//input[@type='submit']
The // shortcut can also be used inside an expression.
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How can I convert the “arguments” object to an array in JavaScript?
...of arguments as an array.
If you are curious about the ... syntax, it is called Spread Operator and you can read more here.
ES6 using Array.from()
Using Array.from:
function sortArgs() {
return Array.from(arguments).sort(function (a, b) { return a - b; });
}
document.body.innerHTML =...
Producing a new line in XSLT
I want to produce a newline for text output in XSLT. Any ideas?
12 Answers
12
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Why use bzero over memset?
...be used if you want to ensure the compiler doesn't quietly optimize-away a call to "scrub" memory for some security-related purpose (such as blanking-out a region of memory that contained a sensitive piece of information such as a cleartext password).
– Christopher Schultz
...
Post-install script with Python setuptools
...:
develop.run(self)
# PUT YOUR POST-INSTALL SCRIPT HERE or CALL A FUNCTION
class PostInstallCommand(install):
"""Post-installation for installation mode."""
def run(self):
install.run(self)
# PUT YOUR POST-INSTALL SCRIPT HERE or CALL A FUNCTION
and insert c...
Close iOS Keyboard by touching anywhere using Swift
...tap.cancelsTouchesInView = false
view.addGestureRecognizer(tap)
}
//Calls this function when the tap is recognized.
@objc func dismissKeyboard() {
//Causes the view (or one of its embedded text fields) to resign the first responder status.
view.endEditing(true)
}
Here is another way...
SQL - Query to get server's IP address
...e strongly against using this answer. Enabling the shell out is a very bad idea on a production SQL Server.
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mailto link with HTML body
... not a webpage on which the mailto: link will be.
– wide_eyed_pupil
Sep 19 '12 at 7:27
thanks, in Rails you can use th...