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Can I change the root EBS device of my amazon EC2 instance?
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Thanks, this is great. One gotcha is that the DNS/IP can change when this happens, so make sure to update any DNS / Elastic IPs, et cetera. I spent a while trying to figure out why I couldn't ssh into it anymore, and this was the reason.
– mrooney
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Windows batch: sleep [duplicate]
How do I get a Windows batch script to wait a few seconds?
12 Answers
12
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How do I find out my MySQL URL, host, port and username?
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How can I get ip address ? I mean for above example there is 'DELL' hostname and can I get ip address instead of name ?
– Ozan
Jan 25 '16 at 7:59
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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
...4 20:16:11.099441
updated_at: 2009-05-26 22:46:29.501245
current_login_ip: 127.0.0.1
id: "1"
current_login_at: 2009-05-24 20:20:46.627254
login_count: "1"
last_login_ip:
last_login_at:
login: admin
attributes_cache: {}
=> nil
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If you want to just preview some string ...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...常的地方(exception handler)。
4. 如果匹配不成功，就把搜索权限交还给OS，到下一个块继续搜索。
上面的对异常应该由那个catch块完成的搜索工作完成后，最后一步就是在exception handler的code中应该如何处理这个异常。这些代码也...
What is array to pointer decay?
...s instead the address of the first element of the array.
int arr[5];
int *ip = &(arr[1]);
if (arr == ip) { /* something; */ }
In the comparison above, arr has no value, so it becomes a pointer. It becomes a pointer to int. That pointer can be compared with the variable ip.
In the array index...
The required anti-forgery form field “__RequestVerificationToken” is not present Error in user Regis
I am using Membership.create user function, then the following error is occurring,
19 Answers
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Is there any way to post events to Google Analytics via server-side API? [closed]
...acking ID / Web Property ID
$aParams['tid'] = $sGaId;
//Anonymize IP
$aParams['aip'] = '1';
//Data Source
$aParams['ds'] = 'web';
//Queue Time
$aParams['qt'] = 0;
//Client ID
$aParams['cid'] = substr(md5($_SERVER['REMOTE_ADDR'].$_SERVER['HTTP_USER_AGENT']), 0,...
What are the security risks of setting Access-Control-Allow-Origin?
...@Gumbo What about static content? (e.g. static cdn content, such as javascripts, css, static htmls etc.) Are there any security issues of setting Access-Control-Allow-Origin: * on them? There will be no nogin etc, they are public to everyone?
– Umut Benzer
Jun ...
Git serve: I would like it that simple
... it down and start it back up too fast.
You can put this into a batch script with an easy to remember name like "gitserve", so you don't need to type it all out again. As suggested in some of the comments, in recent versions of Git you can add an alias to the Git config:
[alias]
serve = !git...