大约有 47,000 项符合查询结果（耗时：0.0416秒） [XML]
how to use sed, awk, or gawk to print only what is matched?
I see lots of examples and man pages on how to do things like search-and-replace using sed, awk, or gawk.
11 Answers
...
Can I see changes before I save my file in Vim?
I use Vim.
I open a file. I edit it and I want to see what I've edited before I save it.
14 Answers
...
Throwing exceptions from constructors
...ing a debate with a co-worker about throwing exceptions from constructors, and thought I would like some feedback.
10 Answe...
Team city unmet requirement: MSBuildTools12.0_x86_Path exists
...d/details.aspx?id=40779) to install MSBuild12.0.
– Brandon
Jan 13 '14 at 20:51
37
...
How do I format a date with Dart?
I have an instance of DateTime and I would like to format that to a String. How do I do that? I want to turn the date into a string, something like "2013-04-20".
...
通过FastCGI Cache实现服务降级 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... }
location ~ \.php$ {
set $cache_key $request_method://$host$request_uri;
set $cache_bypass "1";
if ($arg_failover = "1") {
set $cache_bypass "0";
}
try_files $uri =404;
include fastcgi.conf;
fastcgi_pass ph...
What's onCreate(Bundle savedInstanceState)
...avedInstanceState in onCreate(Bundle savedInstanceState) I am newbie in Android. I try to understand it from developer.android.com. But I am not able to understand. Can anyone simplify it?
...
How do I display the current value of an Android Preference in the Preference summary?
...ntry());
}
}
This is easily extensible to other preference classes.
And by using the getPreferenceCount and getPreference functionality in PreferenceScreen and PreferenceCategory, you could easily write a generic function to walk the preference tree setting the summaries of all preferences of...
invalid context 0x0 under iOS 7.0 and system degradation
...oubt that's the issue. These invalid context 0x0 error messages are common and easy to reproduce in iOS 7. In fact, I can reproduce the error using storyboard with zero code. I drag a UITextField onto the canvas in IB, run the app, and double tap inside the text field.
In many situations, it's har...
adito-gateway -华为云免费SSL VPN解决方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...符
先别忙着重启服务器，我们现在可以替换到centos自带的openJDKl 不然客户端登录会出现 adito angent failed的错误提示、
[root@adito mnt]# ls
adito-0.9.1-bin.zip jdk-7u17-linux-x64.tar.gz
[root@adito mnt]# tar -zxvf jdk-7u17-linux-x64.tar.gz
解压出来...