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How can I limit possible inputs in a HTML5 “number” element?
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@Prasad - If Andy's answer is correct, select it, instead of the most up voted one.
– Moshe
Dec 4 '11 at 14:47
81
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SVG get text element width
...a try. I decided to generate constant values for each individual printable character. Normally this would be kind of tedious, but luckily Firefox happens to be super accurate. Here is my two part brute force solution:
<body>
<script>
var div = doc...
reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
...ces:
"Reads and writes of the following
data types are atomic: bool, char,
byte, sbyte, short, ushort, uint, int,
float, and reference types."
So, you can write to the volatile reference without risk of getting a corrupted value.
You should of course be careful with how you decide which...
How do I remove code duplication between similar const and non-const member functions?
...780321334879.
Here's Meyers' solution (simplified):
struct C {
const char & get() const {
return c;
}
char & get() {
return const_cast<char &>(static_cast<const C &>(*this).get());
}
char c;
};
The two casts and function call may be ugly but it's c...
How does this program work?
...oat is converted to double, as the prototype of printf is int printf(const char*, ...), from 6.5.2.2/7,
The ellipsis notation in a function prototype declarator causes argument type conversion to stop after the last declared parameter. The default argument promotions are performed on trailing ar...
Format date and time in a Windows batch script
...ces with zeros.
Short explanation of how substrings work:
%VARIABLE:~num_chars_to_skip,num_chars_to_keep%
So to get just the year from a date like "29.03.2018" use:
%DATE:~6,4%
^-----skip 6 characters
^---keep 4 characters
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C++: What is the size of an object of an empty class?
...aligned on a word boundary (such as an integer). For example, if you place char x; int y; inside the class, my GCC clocks it at eight bytes (since the second int must be aligned in that implementation).
share
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How to find out what type of a Mat object is with Mat::type() in OpenCV
...n" functionality like Visual Studio you can type cv::CV_8U right-click and select Go to Definition to open the file where cv::CV_8U is defined which is types_c.h.
– user3731622
Aug 29 '16 at 17:53
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Tab key == 4 spaces and auto-indent after curly braces in Vim
... if I enable expandtab, is there a way to actually input the tab character in the text anyway?
– Daniele Segato
Mar 16 '16 at 10:47
3
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vs vs for inline and block code snippets
...ce: (ctrl-U) looks good preceed every line below with %0A)
data:text/html;charset=utf-8,<html >
<script>document.write(window.navigator.userAgent)</script>
<script></script>
<style>
codenza, code {} /* noop mnemonic aide that codenza mimes code tag */
c...