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Getting the parent of a directory in Bash
...one
/home/smith/Desktop
/home/smith/Desktop
If input path may have many extraneous slashes and you want output path to end without slash
for P in \
/home/smith/Desktop/Test \
/home/smith/Desktop/Test/ \
/home/smith///Desktop////Test//
do
P_NODUPSLASH="${P//\/*(\/)/\/}"
P_END...
Python: Find in list
... if item equals one of the elements inside myList. Maybe you try to find a string that does not exactly match one of the items or maybe you are using a float value which suffers from inaccuracy.
As for your second question: There's actually several possible ways if "finding" things in lists.
Check...
A Space between Inline-Block List Items [duplicate]
...uld add the CSS property of float left as seen below. That gets rid of the extra space.
ul li {
float:left;
}
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What is the difference between return and return()?
...t starts the return statement, not a function.
As has been mentioned, the extra parentheses affect evaluation order, but are not used to "execute" the function named return. That is why these lines work without any problems:
return (1);
var a = (1);
They are, in effect, identical to these lines:...
Namespace and class with the same name?
...the namespace Foo. The dots in a name space are NOT syntactic. The whole string is a token, not the words delimited by the dots.
This behaviour was exhibited by VS 2015 running .Net 4.6
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Replace all whitespace characters
...ually it has been worked but
just try this.
take the value /\s/g into a string variable like
String a = /\s/g;
str = str.replaceAll(a,"X");
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How do I get a string format of the current date time, in python?
For example, on July 5, 2010, I would like to calculate the string
4 Answers
4
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How do I convert seconds to hours, minutes and seconds?
...perations:
m, s = divmod(seconds, 60)
h, m = divmod(m, 60)
And then use string formatting to convert the result into your desired output:
print('{:d}:{:02d}:{:02d}'.format(h, m, s)) # Python 3
print(f'{h:d}:{m:02d}:{s:02d}') # Python 3.6+
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MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...ds names - 1 per line
-q [ --query ] arg query filter, as a JSON string
--csv export to csv instead of json
-o [ --out ] arg output file; if not specified, stdout is used
--jsonArray output to a json array rather than one object per
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Why use double indirection? or Why use pointers to pointers?
...oring lol
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int wordsinsentence(char **x) {
int w = 0;
while (*x) {
w += 1;
x++;
}
return w;
}
int wordsinmono(char ***x) {
int w = 0;
while (*x) {
w += wordsinsentence(*x);
...