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Useless use of cat?
...ut ... | cut .... I gave him a piece of my mind, and only after doing so visited the link he gave me referring to the origins of the award and the practice of doing so. Further searching led me to this question. Somewhat unfortunately despite conscious consideration, none of the answers included my ...
Asking the user for input until they give a valid response
...u are not able to vote in the United States.")
Encapsulating it All in a Function
If you need to ask your user for a lot of different values, it might be useful to put this code in a function, so you don't have to retype it every time.
def get_non_negative_int(prompt):
while True:
tr...
jQuery - hashchange event
...
try Mozilla official site: https://developer.mozilla.org/en/DOM/window.onhashchange
cite as follow:
if ("onhashchange" in window) {
alert("The browser supports the hashchange event!");
}
function locationHashChanged() {
if (location.ha...
How to get just the responsive grid from Bootstrap 3?
...some normalize stuff too. And you'll need to adjust all the styles on your site to box-sizing: border-box - http://www.w3schools.com/cssref/css3_pr_box-sizing.asp
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...
PHP mail function doesn't complete sending of e-mail
...e belong together, and to prevent spoofing of your domain name. The SPF website includes a wizard to generate the DNS information for your site.
Check your reverse DNS to make sure the IP address of your mail server points to the domain name that you use for sending mail.
Make sure that the IP-a...
How to print to the console in Android Studio?
...emulator and app would be auto selected - not so).
– site
Aug 31 '18 at 3:41
2
How to open the An...
Include only certain file types when searching in Visual Studio
...ich may not be desirable. I also like to add two more for Web.Config's and Site.Master (if that exists):
– arserbin3
Aug 8 '13 at 19:22
4
...
Get current clipboard content? [closed]
...o run the code from your console you can set a timeout and click in the website window quickly:
setTimeout(async () => {
const text = await navigator.clipboard.readText();
console.log(text);
}, 2000);
Read more on the API and usage in the Google developer docs.
Spec
...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...ic function sin($angle) {
return ...;
}
}
$result = Math::sin(123);
Also, the :: operator (the Scope Resolution Operator, a.k.a Paamayim Nekudotayim) is used in dynamic context when you invoke a method/property of a parent class:
class Rectangle {
protected $x, $y;
public ...
When to use symbols instead of strings in Ruby?
..., mode: "ascii")
# removed for brevity
end
write(data: 123, file: "test.txt")
freeze to keep as a string and save memory
label = 'My Label'.freeze
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