大约有 10,158 项符合查询结果（耗时：0.0270秒） [XML]
How can I pipe stderr, and not stdout?
I have a program that writes information to stdout and stderr , and I need to grep through what's coming to stderr , while disregarding stdout .
...
UTF-8 all the way through
I'm setting up a new server and want to support UTF-8 fully in my web application. I have tried this in the past on existing servers and always seem to end up having to fall back to ISO-8859-1.
...
In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?
In my experience, getting dates/times right when programming is always fraught with danger and difficulity.
3 Answers
...
Update multiple rows in same query using PostgreSQL
I'm looking to update multiple rows in PostgreSQL in one statement. Is there a way to do something like the following?
6 An...
Passing an Array as Arguments, not an Array, in PHP
I seem to remember that in PHP there is a way to pass an array as a list of arguments for a function, dereferencing the array into the standard func($arg1, $arg2) manner. But now I'm lost on how to do it. I recall the manner of passing by reference, how to "glob" incoming parameters ... but not ...
Is it safe to shallow clone with --depth 1, create commits, and pull updates again?
The --depth 1 option in git clone :
2 Answers
2
...
周鸿祎创业以来的“六大战役” 酷派会是最后一战 - 资讯 - 清泛网 - 专注C/...
...第二次手机梦开始。
2015年6月，酷派控股股东Data Dreamland以每股3.508港元向乐视网出售78038万股股份，占已发行股本的18%。乐视网以21.9亿元入股酷派，成为后者第二大股东。此事件让周鸿祎大为恼怒，传言周鸿祎在朋友圈怒言“...
Difference between __getattr__ vs __getattribute__
I am trying to understand when to use __getattr__ or __getattribute__ . The documentation mentions __getattribute__ applies to new-style classes. What are new-style classes?
...
DBMS_OUTPUT.PUT_LINE not printing
When executing the following code, it just says the procedure is completed and doesn't print the infomation i want it to (firstName, lastName) and then the other values from the select query in a table below.
...
How to set an environment variable only for the duration of the script?
On Linux (Ubuntu 11.04) in bash, is it possible to temporarily set an environment variable that will only be different from the normal variable for the duration of the script? For example, in a shell script, making an app that saves to HOME portable by temporarily setting HOME to a folder in the pre...