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Fastest way to remove first char in a String
...se to kick the wheels of BenchmarkDotNet. The result of this test (on .NET Core even) is that Substring is ever so slightly faster than Remove, in this sample test: 19.37ns vs 22.52ns for Remove. So some ~16% faster.
using System;
using BenchmarkDotNet.Attributes;
namespace BenchmarkFun
{
pub...
Android应用内存泄露分析、改善经验总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...析检查出来，直接改善就可以了；
某些地方使用了四大组件的context，在离开这些组件后仍然持有其context导致的内存泄露，这种问题属于共识，在编写代码的过程中就应该按照规则来，使用Application的Context就可以解决这类内...
How to handle static content in Spring MVC?
...jsp/index.jsp:
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<h1>Page with image</h1>
<!-- use c:url to get the correct absolute path -->
<img src="<c:url value="/resources/img/image.jpg" />" />
Hope this helps :-)
...
What is the difference between typeof and instanceof and when should one be used vs. the other?
...ll not work as expected and typeof works well ... developer.mozilla.org/En/Core_JavaScript_1.5_Reference/…
– farinspace
May 22 '09 at 19:37
55
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炒股是世界难题！历史上那些名人炒股水平 - 轻松一刻 - 清泛网 - 专注C/C++...
...坛上的教科书名人，炒股发财者也是少数，炒股失败的却大有人在。 炒股这事，是世界难题，跟智商无关。 就算是牛逼闪闪，在...就算站在神坛上的教科书名人，炒股发财者也是少数，炒股失败的却大有人在。
...
Fat models and skinny controllers sounds like creating God models [closed]
...modern MVC design pattern, is NOT a class or object. Model is a layer.
The core idea behind MVC pattern is Separation of Concerns and the first step in it is the division between presentation layer and model layers. Just like the presentation layer breaks down into controllers (instances, responsibl...
Get table column names in MySQL?
... INFORMATION_SCHEMA.COLUMNS WHERE table_name = :table";
try {
$core = Core::getInstance();
$stmt = $core->dbh->prepare($sql);
$stmt->bindValue(':table', $table, PDO::PARAM_STR);
$stmt->execute();
$output = array();
while($row = $stmt-&g...
Web安全测试之XSS - 更多技术 - 清泛网 - 专注C/C++及内核技术
...://victim.com/search.asp?term=apple
服务器中Search.asp 页面的代码大概如下
<html>
<title></title>
<body>
Results for <%Reequest.QueryString("term")%>
...
</body>
</html>
Tom 先建立一个网站http://badguy.com, 用来接收“偷...
Entity Framework - Include Multiple Levels of Properties
...ta.Entity; to get the version of Include that takes in a lambda.
For EF Core
Use the new method ThenInclude
query.Include(x => x.Collection)
.ThenInclude(x => x.Property);
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Mockito How to mock and assert a thrown exception?
...cies
eu.codearte.catch-exception:catch-exception:2.0
org.assertj:assertj-core:3.12.2
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