大约有 16,000 项符合查询结果（耗时：0.0230秒） [XML]
Extract month and year from a zoo::yearmon object
...
You can use format:
library(zoo)
x <- as.yearmon(Sys.time())
format(x,"%b")
[1] "Mar"
format(x,"%Y")
[1] "2012"
share
|
improve this answer
|
follo...
Is Python strongly typed?
... In fact, when you overload + on a custom type, you can make it implicitly convert anything to a number:
def to_number(x):
"""Try to convert function argument to float-type object."""
try:
return float(x)
except (TypeError, ValueError):
return 0
class Foo:
def _...
Objective-C parse hex string to integer
...
In addition, you could use a string substitution to convert the # character to the 0x prefix.
– hotpaw2
Sep 6 '10 at 0:57
...
How do I write output in same place on the console?
...
You can also use the carriage return:
sys.stdout.write("Download progress: %d%% \r" % (progress) )
sys.stdout.flush()
share
|
improve this answer
|
...
What is uintptr_t data type
...igned integer type with the property that any valid pointer to void can be converted to this type, then converted back to pointer to void, and the result will compare equal to the original pointer".
Take this to mean what it says. It doesn't say anything about size.
uintptr_t might be the same siz...
How to convert Hexadecimal #FFFFFF to System.Drawing.Color [duplicate]
I want to convert a string like #FFFFFF to System.Drawing.Color . How do you do that?
3 Answers
...
Python argparse command line flags without arguments
...
Here's a quick way to do it, won't require anything besides sys.. though functionality is limited:
flag = "--flag" in sys.argv[1:]
[1:] is in case if the full file name is --flag
share
|
...
How do I check OS with a preprocessor directive?
...tform_name() {
return (PLATFORM_NAME == NULL) ? "" : PLATFORM_NAME;
}
int main(int argc, char *argv[]) {
puts(get_platform_name());
return 0;
}
Tested with GCC and clang on:
Debian 8
Windows (MinGW)
Windows (Cygwin)
...
How to beautify JSON in Python?
...thon solution that colors json data supplied via the command line:
import sys
import json
from pygments import highlight, lexers, formatters
formatted_json = json.dumps(json.loads(sys.argv[1]), indent=4)
colorful_json = highlight(unicode(formatted_json, 'UTF-8'), lexers.JsonLexer(), formatters.Ter...
converting a .net Func to a .net Expression
...
NJection.LambdaConverter is a library that converts a delegate to an expression
public class Program
{
private static void Main(string[] args) {
var lambda = Lambda.TransformMethodTo<Func<string, int>>()
...