大约有 25,000 项符合查询结果（耗时：0.0315秒） [XML]
Do you (really) write exception safe code? [closed]
... of analysis in mind.
The lowest guarantee offered is basic, but then, the ordering of each instruction makes the whole function "none", because if 3. throws, x will leak.
The first thing to do would be to make the function "basic", that is putting x in a smart pointer until it is safely owned by th...
Run command on the Ansible host
... you just want to run a single task on your Ansible host, you can use local_action to specify that a task should be run locally. For example:
- name: an example playbook
hosts: webservers
tasks:
- ...
- name: check out a git repository
local_action: git repo=git://foosball.example.org/...
ASP.NET MVC Relative Paths
...ntent/content/ instead of /. To suppress this change, you can set
the IIS_WasUrlRewritten context to false in each Web Page or in
Application_BeginRequest in Global.asax.
They don't actually explain how to do it, but then I found this answer:
If you are running in IIS 7 Integrated Pipeline...
How to execute a MySQL command from a shell script?
...l script like so:
mysql -p=password -u "root" -Bse "CREATE DATABASE \`${1}_database\`;
CREATE USER '$1'@'%' IDENTIFIED BY '$2';
GRANT ALL PRIVILEGES ON `${1}_database`.* TO '$1'@'%' WITH GRANT OPTION;"
Of course, generating SQL through concatenated user input (passed arguments) shouldn't be done ...
Spring RestTemplate timeout
...();
//Connect timeout
clientHttpRequestFactory.setConnectTimeout(10_000);
//Read timeout
clientHttpRequestFactory.setReadTimeout(10_000);
return clientHttpRequestFactory;
}
RestTemplate timeout with HttpComponentsClientHttpRequestFactory
SimpleClientHttpRequestFactory helps i...
Regex group capture in R with multiple capture-groups
...
gsub() can do this and return only the capture group:
However, in order for this to work, you must explicitly select elements outside your capture group as mentioned in the gsub() help.
(...) elements of character vectors 'x' which are not substituted will be returned unchanged.
S...
How would you do a “not in” query with LINQ?
...;
var query =
from c in dc.Customers
where !(from o in dc.Orders
select o.CustomerID)
.Contains(c.CustomerID)
select c;
foreach (var c in query) Console.WriteLine( c );
from The NOT IN clause in LINQ to SQL by Marco Russo
...
How can I configure the font size for the tree item in the package explorer in Eclipse?
...sterity. Create a file named, say, gtkrc-eclipse:
style "eclipse" {
font_name = "Sans Condensed 8"
}
class "GtkWidget" style "eclipse"
Then set a certain environment variable when invoking eclipse:
$ GTK2_RC_FILES=gtkrc-eclipse eclipse
...
Get querystring from URL using jQuery [duplicate]
...ing = urlOrQueryString.substring(i+1);
if (queryString) {
return _mapUrlParams(queryString);
}
}
return {};
}
/**
* Helper function for `getUrlParams()`
* Builds the querystring parameter to value object map.
*
* @param queryString {string} - The full querystring, without th...
Press alt + numeric in bash and you get (arg [numeric]) what is that?
...
In order to repeat numeric characters - e.g. 128 zeroes, hit the following:
Meta-key + 1 2 8 Ctrl + v 0
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