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Convert a character digit to the corresponding integer in C
...strtol() works like this:
long strtol(const char *str, char **endptr, int base);
It converts *str to a long, treating it as if it were a base base number. If **endptr isn't null, it holds the first non-digit character strtol() found (but who cares about that).
...
Finding the max/min value in an array of primitives using Java
...d to convert your primitive char array to a Character[] manually.
A short demo:
import java.util.*;
public class Main {
public static Character[] convert(char[] chars) {
Character[] copy = new Character[chars.length];
for(int i = 0; i < copy.length; i++) {
copy...
How to remove leading zeros using C#
...ot work for:
String s = "005780327584329067506780657065786378061754654532164953264952469215462934562914562194562149516249516294563219437859043758430587066748932647329814687194673219673294677438907385032758065763278963247982360675680570678407806473296472036454612945621946";
Something like this wou...
Python List vs. Array - when to use?
... for data that could be represented with simple C types (e.g. float or uint64_t).
The array.array type, on the other hand, is just a thin wrapper on C arrays. It can hold only homogeneous data (that is to say, all of the same type) and so it uses only sizeof(one object) * length bytes of memory. M...
Why wasn't PyPy included in standard Python?
...on might be that according to PyPy site, it currently runs only on 32- and 64-bit Intel x86 architecture, while CPython runs on other platforms as well. This is probably due to platform-specific speed enhancements in PyPy. While speed is a good thing, people often want language implementations to be...
How to configure Mac OS X term so that git has color? [closed]
I've seen a Mac OS X git demo online in which it's configured to have multiple colors.
6 Answers
...
Do Swift-based applications work on OS X 10.9/iOS 7 and lower?
Will Swift-based applications work on OS X 10.9 (Mavericks)/iOS 7 and lower?
19 Answers
...
Remove non-utf8 characters from string
... // Encode as 11000011 10xxxxxx.
return "\xC3".chr(ord($captures[3])-64);
}
}
preg_replace_callback($regex, "utf8replacer", $text);
EDIT:
!empty(x) will match non-empty values ("0" is considered empty).
x != "" will match non-empty values, including "0".
x !== "" will match anything exce...
Rotated elements in CSS that affect their parent's height correctly
...ses it to have shrink-to-fit width, which means that its width will be set based upon the intrinsic width of its contents - that is, based upon the intrinsic width of .element-to-rotate. (On supporting browsers, we could achieve this more cleanly with width: max-content, but as of December 2017, max...
How can I reorder my divs using only CSS?
...
A CSS-only solution (works for IE10+) – use Flexbox's order property:
Demo: http://jsfiddle.net/hqya7q6o/596/
#flex { display: flex; flex-direction: column; }
#a { order: 2; }
#b { order: 1; }
#c { order: 3; }
<div id="flex">
<div id="a">A</div>
<div id="b"...