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Is it possible to use 'else' in a list comprehension? [duplicate]
...2 for a in [0,1,0,3]]
[2, 1, 2, 3]
So for your example,
table = ''.join(chr(index) if index in ords_to_keep else replace_with
for index in xrange(15))
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How can I use a C++ library from node.js?
...nswered May 14 '14 at 6:02
N3UR0CHR0MN3UR0CHR0M
15311 silver badge55 bronze badges
...
Tetris-ing an array
...lt; $count; $i++) {
$length = min($length, strspn($array[$i] ^ $first, chr(0)));
}
After that single loop, the $length variable will be equal to the longest common basepart between the array of strings. Then, we can extract the common part from the first element:
$common = substr($array[0], ...
Windows XP or later Windows: How can I run a batch file in the background with no window displayed?
...
Do you need the second batch file to run asynchronously? Typically one batch file runs another synchronously with the call command, and the second one would share the first one's window.
You can use start /b second.bat to launch a second batch file asynchronously from...
How to read data when some numbers contain commas as thousand separator?
..."1,800\"\n\"3500\"\n6.5")
Source: local data frame [4 x 1]
numbers
(chr)
1 800
2 1,800
3 3500
4 6.5
(Notice that it is now a chr (character) instead of a numeric.)
Or, more dangerously, if it were long enough and most of the early elements did not contain commas:
> set.see...
std::string to char*
...+'s string contents, then I'd do this:
std::string str = "string";
char* chr = strdup(str.c_str());
and later:
free(chr);
So why don't I fiddle with std::vector or new[] like anyone else? Because when I need a mutable C-style raw char* string, then because I want to call C code which changes...
What is meant by the term “hook” in programming?
...
Is this similar to a callback?
– Chris
Jan 22 '09 at 0:05
20
Hooks often (but...
How do I replace a character at a particular index in JavaScript?
...tr = setCharAt(str,4,'a');
alert(str);
}
function setCharAt(str,index,chr) {
if(index > str.length-1) return str;
return str.substring(0,index) + chr + str.substring(index+1);
}
<button onclick="rep();">click</button>
...
“Keep Me Logged In” - the best approach
... // PHP 5.6
}
// Prevent issues if string length is 0
$safe .= chr(0);
$user .= chr(0);
// mbstring.func_overload can make strlen() return invalid numbers
// when operating on raw binary strings; force an 8bit charset here:
if (function_exists('mb_strlen')) {
$sa...
Microsoft Excel mangles Diacritics in .csv files?
...: public');
header('Content-Length: '. strlen($encoded_csv));
echo chr(255) . chr(254) . $encoded_csv;
exit;
}
UPDATED: Filename improvement and BUG fix correct length calculation. Thanks to TRiG and @ivanhoe011
...