大约有 40,000 项符合查询结果（耗时：0.0607秒） [XML]
How to add a progress bar to a shell script?
...{#sp})) && sc=0
}
endspin() {
printf "\r%s\n" "$@"
}
until work_done; do
spin
some_work ...
done
endspin
share
|
improve this answer
|
follow
...
How to get the client IP address in PHP [duplicate]
...
Whatever you do, make sure not to trust data sent from the client. $_SERVER['REMOTE_ADDR'] contains the real IP address of the connecting party. That is the most reliable value you can find.
However, they can be behind a proxy server in which case the proxy may have set the $_SERVER['HTTP_X...
Compare object instances for equality by their attributes
...
You should implement the method __eq__:
class MyClass:
def __init__(self, foo, bar):
self.foo = foo
self.bar = bar
def __eq__(self, other):
if not isinstance(other, MyClass):
# don't attempt to compare against ...
When are C++ macros beneficial? [closed]
...
As wrappers for debug functions, to automatically pass things like __FILE__, __LINE__, etc:
#ifdef ( DEBUG )
#define M_DebugLog( msg ) std::cout << __FILE__ << ":" << __LINE__ << ": " << msg
#else
#define M_DebugLog( msg )
#endif
...
how to break the _.each function in underscore.js
I'm looking for a way to stop iterations of underscore.js _.each() method, but can't find the solution. jQuery .each() can break if you do return false .
...
Using os.walk() to recursively traverse directories in Python
...!/usr/bin/env python
# -*- coding: utf-8 -*-
"""FileTreeMaker.py: ..."""
__author__ = "legendmohe"
import os
import argparse
import time
class FileTreeMaker(object):
def _recurse(self, parent_path, file_list, prefix, output_buf, level):
if len(file_list) == 0 \
or (self...
Filtering for empty or NULL names in a queryset
I have first_name , last_name & alias (optional) which I need to search for. So, I need a query to give me all the names that have an alias set.
...
When should I use nil and NULL in Objective-C?
...ntions this, but if you dig into objc.h, you'll find the line #define nill __DARWIN_NULL.
– gkb0986
Oct 25 '13 at 3:12
1
...
Replacing some characters in a string with another character
...zLMN and I want to replace all the occurrences of x , y , and z with _ .
5 Answers
...
What does enumerate() mean?
What does for row_number, row in enumerate(cursor): do in Python?
5 Answers
5
...