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Why does Environment.Exit() not terminate the program any more?
...something. In my case, I had started an IHost using IHost.StartAsync to perform some integration testing, and yet after calling (and of course awaiting) IHost.StopAsync, the process still didn't terminate. Only after calling IHost.Dispose, the process terminates. Thank you for the tip
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Are custom elements valid HTML5?
...le in other browsers. It provides a means to register custom elements in a formal manner.
Custom elements are new types of DOM elements that can be defined by
authors. Unlike decorators, which are stateless and ephemeral, custom
elements can encapsulate state and provide script interfaces.
Custom ...
Should Jquery code go in header or footer?
...y? In some scenarios you might include a partial template (e.g. ajax login form snippet) with embedded jQuery dependent code; if jQuery is loaded at page bottom, you get a "$ is not defined" error, nice.
There are ways to workaround this of course (such as not embedding any JS and appending to a lo...
How do I redirect to the previous action in ASP.NET MVC?
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A suggestion for how to do this such that:
the return url survives a form's POST request (and any failed validations)
the return url is determined from the initial referral url
without using TempData[] or other server-side state
handles direct navigation to the action (by providing a default ...
What is a lambda (function)?
...ions. For some languages like JavaScript a lambda expression is a specific form of an anonymous function. The JavaScript example you gave is an anonymous function without lambda syntax whereas the JavaScript (ES6) example you gave is a lambda expression.
– Kyle Delaney
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Naming returned columns in Pandas aggregate function? [duplicate]
...rmost level, you can use the ravel() function on the multi-level column to form new labels:
df.columns = ["_".join(x) for x in df.columns.ravel()]
For example:
import pandas as pd
import pandas.rpy.common as com
import numpy as np
data = com.load_data('Loblolly')
print(data.head())
# heig...
Web安全测试之XSS - 更多技术 - 清泛网 - 专注C/C++及内核技术
...户端将数据传送给Web 服务端一般通过三种方式 Querystring, Form表单，以及cookie. 例如在ASP的程序中，通过Request对象获取客户端的变量
<%
strUserCode = Request.QueryString(“code”);
strUser = Request.Form(“USER”);
strID = Request.Cookies(“ID...
How to access a preexisting collection with Mongoose?
...
Where in the docs can i find this information? This really helpped but there's no place explaining the plural thing.
– StudioWorks
Apr 7 '14 at 20:31
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MySQL: Can't create table (errno: 150)
... you re-create a table that was dropped, it must have a definition that conforms to the foreign key constraints referencing it. It must have the correct column names and types, and it must have indexes on the referenced keys, as stated earlier. If these are not satisfied, MySQL returns Error 1005 an...
What characters are valid for JavaScript variable names?
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Basically, in regular expression form: [a-zA-Z_$][0-9a-zA-Z_$]*. In other words, the first character can be a letter or _ or $, and the other characters can be letters or _ or $ or numbers.
Note: While other answers have pointed out that you can use Unicode...