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Cast Double to Integer in Java
... them in any way.
Each numeric class has a primitive alternative (Double vs double, Integer vs int, ...). Note that these primitives start with a lowercase character (e.g. int). That tells us that they aren't classes/objects. Which also means that they don't have methods. By contrast, the classes ...
How to set a border for an HTML div tag
...
In bootstrap 4, you can use border utilities like so.
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<link href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css" rel="stylesheet" />
<script src...
Which characters need to be escaped in HTML?
... to content that has special parsing rules or meaning, such as inside of a script or style tag, or as an element or attribute name. For example: <NOT-HERE>...</NOT-HERE>, <script>NOT-HERE</script>, <style>NOT-HERE</style>, or <p NOT-HERE="...">...</p>....
How can I handle time zones in my webapp?
...location.getCurrentPosition(displayLocation);
} else {
alert("Oops, no geolocation support");
}
}
function displayLocation(position) {
var latitude = position.coords.latitude;
var longitude = position.coords.longitude;
var div = document.g...
How to get the part of a file after the first line that matches a regular expression?
...disables default behavior of sed of printing each line after executing its script on it, -e indicated a script to sed, /TERMINATE/,$ is an address (line) range selection meaning the first line matching the TERMINATE regular expression (like grep) to the end of the file ($), and p is the print comman...
What is a Y-combinator? [closed]
... return n * recurse(recurse)(n - 1);
}})(
5
);
Feel free to try it. alert() that return, tie it to a button, whatever.
That code calculates factorials, recursively, without using
assignment, declarations, or functions of 2 variables. (But
trying to trace how it works is likely to make your h...
Is there a way to cache GitHub credentials for pushing commits?
...e C:\path\to\gpg\gpg.exe
(Note the 'copy' command: Git will need a Bash script to execute the command 'gpg'. Since gpg4win-vanilla-2 comes with gpg2.exe, you need to duplicate it.)
Create or import a GPG key, and trust it:
gpgp --import aKey
# or
gpg --gen-key
(Make sure to put a passphrase...
How to detect if JavaScript is disabled?
There was a post this morning asking about how many people disable JavaScript. Then I began to wonder what techniques might be used to determine if the user has it disabled.
...
Check if table exists in SQL Server
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Thanks Joe, I was wondering why you would use OBJECT_ID vs INFORMATION_SCHEMA.TABLES vs sys.tables. Pointing out that INFORMATION_SCHEMA is part of a standard pretty much answers that question. BTW it's funny, one of our Database experts that I was going to ask this question has t...
How should I print types like off_t and size_t?
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For Microsoft, the answer is different. VS2013 is largely C99 compliant but "[t]he hh, j, z, and t length prefixes are not supported." For size_t
"that is, unsigned __int32 on 32-bit platforms, unsigned __int64 on 64-bit platforms" use prefix I (capital eye) with t...