在 64 位 Windows 机器上的典型调用过程中numpy.memmap()
,python 会引发以下错误:
OSError: [WinError 8] Not enough memory resources are available to process this command
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不同的 Windows 机器会用不同的文本引发相同的错误:
OSError: [WinError 8] Not enough storage is available to process this command.
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这是代码摘要:
with open(infile, 'rb') as f:
......
array = numpy.memmap(f, dtype='uint8', mode='r', offset=offset, shape=arraysize).tolist()
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此时Python仅使用了50MB的内存。内存不足的原因是什么?
我正在尝试为具有方法级安全控制器的 Spring-Boot 应用程序设置 RestAssured 测试。
例如,我有一个使用方法级安全性的最小控制器
@RestController
public class DummyController {
@GetMapping("/")
@PreAuthorize("hasRole('TEST')") // removing this should make the test green
public String test() {
return "hello";
}
}
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和宽松的安全配置
@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
@Override
protected void configure(HttpSecurity http) throws Exception {
http.authorizeRequests().anyRequest().permitAll();
}
}
然后使用 RestAssured 的这个简单测试失败了:
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
@RunWith(SpringRunner.class)
public class DummyControllerITest {
private static final Logger logger = LoggerFactory.getLogger(DummyControllerITest.class);
@LocalServerPort
private int port;
@Test
@WithMockUser(roles = "TEST")
public void name() …
Run Code Online (Sandbox Code Playgroud) 我有一个使用ngrx / store的Angular 5项目。该项目由一个应用程序和该应用程序使用的共享库组成。直到今天,我们一直在为两个项目一起编译TypeScript-仅使用TypeScript代码来“发布”该库。
今天,我使用了该库,ng-packagr
并使用将该库引入了应用程序yarn link
,以便可以运行本地代码。但是,当我尝试启动我的应用程序时,在浏览器中出现此错误:
Unhandled Promise rejection: StaticInjectorError(AppModule)[Store -> StateObservable]:
StaticInjectorError(Platform: core)[Store -> StateObservable]:
NullInjectorError: No provider for StateObservable! ; Zone: <root> ; Task: Promise.then ; Value: Error: StaticInjectorError(AppModule)[Store -> StateObservable]:
StaticInjectorError(Platform: core)[Store -> StateObservable]:
NullInjectorError: No provider for StateObservable!
at _NullInjector.get (core.js:1002)
at resolveToken (core.js:1300)
at tryResolveToken (core.js:1242)
at StaticInjector.get (core.js:1110)
at resolveToken (core.js:1300)
at tryResolveToken (core.js:1242)
at StaticInjector.get (core.js:1110)
at resolveNgModuleDep (core.js:10854)
at _createClass (core.js:10895)
at _createProviderInstance$1 (core.js:10865)
我不知道这是错误的来源。我唯一的提示是它提到了AppModule
。在我的中AppModule …
我们有一个应用程序使用 IdentityServer4 cookie 授权方案进行用户登录,如下所示:
services.AddAuthentication(options =>
{
options.DefaultAuthenticateScheme = "Cookies";
options.DefaultChallengeScheme = "oidc";
})
.AddCookie("Cookies")
.AddOpenIdConnect("oidc", options =>
{
options.SignInScheme = "Cookies";
options.Authority = <local IDP server with IdentityServer4>;
options.ClientId = <ClientId>;
options.ClientSecret = <secret>
options.ResponseType = "code id_token";
options.SaveTokens = true;
options.GetClaimsFromUserInfoEndpoint = true;
options.Scope.Add("openid");
options.Scope.Add("profile");
options.Scope.Add("offline_access");
})
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IDP 上的客户端如下所示:
new Client
{
ClientId = <ClientID>,
ClientName = <ClientName>,
AllowedGrantTypes = GrantTypes.HybridAndClientCredentials,
RequireConsent = true,
ClientSecrets = { new Secret(<secret>.Sha256()) },
AllowOfflineAccess = true,
RedirectUris = { "http://" + …
Run Code Online (Sandbox Code Playgroud) 我无法找出为什么这个测试不起作用。下面给出我的示例代码。当我对滚动组件中的子 DIV 元素时所做的更改进行单元测试时。事件处理程序按预期触发,但 async\whenStable 不会等待 Zone 任务完成,而是在测试完成时触发任务。
我尝试使用 Renderer2.listen 分配事件,结果完全相同。
应用程序组件.ts
import { Component, Renderer2, ViewChild } from '@angular/core';
@Component({
selector: 'app-root',
templateUrl: './app.component.html',
styleUrls: ['./app.component.css']
})
export class AppComponent {
@ViewChild('message') messageBox: HTMLDivElement;
constructor(private renderer: Renderer2) {}
onScroll() {
this.renderer.setStyle(this.messageBox, 'color', 'blue');
}
}
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应用程序组件.html
<div class="scrollWindow" (scroll)="onScroll($event)">
<div class="scrollContent">Bacon ipsum dolor amet short ribs jowl ball tip turkey sirloin meatloaf ground round capicola pork belly pork chop doner
flank brisket boudin. Pork chop sausage alcatra meatloaf pork belly …
Run Code Online (Sandbox Code Playgroud) 我想从所输入的任何字符串中删除所有元音.我正在尝试使代码尽可能简单.
感谢您的帮助.
def anti_vowel(text):
for i in text:
i.strip(['i','o','a','u','e'])
return i
Run Code Online (Sandbox Code Playgroud) 我有以下数组:
scores=[2.619,3.3, 9.67, 0.1, 6.7,3.2]
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我希望通过以下代码检索超过 5 个的元素:
min_score_thresh=5
Result=scores[scores>min_score_thresh]
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因此,这将导致我的结果:
[9.67, 6.7]
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现在我希望得到这两个元素的位置,这是我预期的答案将存储在变量 x 中:
x = [2,4]
请分享我的想法,谢谢
例如,当我运行我的简单代码时,我已经安装了Cro模块:
my %headers = {Authorization => OAuth realm="", oauth_consumer_key="xxxxxxxxxxxxxxxx", oauth_nonce="29515362", oauth_signature="KojMlteEAHlYjMcLc6LFiOwRnJ8%3D", oauth_signature_method="HMAC-SHA1", oauth_timestamp="1525913154", oauth_token="xxxx-xxxxxxxxxxxxxxxxxx", oauth_version="1.0", User-Agent => Cro};
my $resp = await Cro::HTTP::Client.get: 'http://api.fanfou.com/statuses/home_timeline.json',
headers => [
user-agent => 'Cro',
content-type => 'application/json;charset=UTF-8',
|%headers
];
say $resp.header('content-type'); # Output: application/json; charset=utf-8;
my Str $text = await $resp.body-text();
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它说'无法解析媒体类型 application/json; charset=utf-8;
Died with the exception:
Could not parse media type 'application/json; charset=utf-8;'
in method parse at /Users/ohmycloud/.perl6/sources/5B710DB8DF7799BC8B40647E4F9945BCB8745B69 (Cro::MediaType) line 74
in method content-type at /Users/ohmycloud/.perl6/sources/427E29691A1F7367C23E3F4FE63E7BDB1C5D7F63 (Cro::HTTP::Message) line 74
in …
Run Code Online (Sandbox Code Playgroud) 我从源代码安装了 python 3.6。Python 似乎工作正常,但我无法导入 openssl 1.1.1(我需要使用的预发行版)。我认为存在路径问题但不确定。当我尝试从 python 导入 ssl 时,这是我得到的输出:
~/Downloads/Python-3.6.5$ python3
Python 3.6.5 (default, May 9 2018, 15:43:39)
[GCC 5.4.0 20160609] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import ssl
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/lib/python3.6/ssl.py", line 101, in <module>
import _ssl # if we can't import it, let the error propagate
ModuleNotFoundError: No module named '_ssl'
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有什么建议?
当我安装 openssl 时,我抓取了源代码:
./config
sudo make
sudo …
Run Code Online (Sandbox Code Playgroud) 我对Autofac与Automapper映射对象的程度感到困惑。我已经在网上阅读了很多有关集成这两个软件包的资料,但是几乎所有内容似乎都集中在如何使用这样的代码从Automapper配置文件中创建IMapper实例,该代码定义了一个Autofac模块(CSContainer.Instance是一个Autofac的IContainer的静态实例):
public class AutoMapperModule : Module
{
private static object ServiceConstructor( Type type )
{
return CSContainer.Instance.Resolve( type );
}
protected override void Load( ContainerBuilder builder )
{
base.Load( builder );
var assemblies = AppDomain.CurrentDomain.GetAssemblies();
builder.RegisterAssemblyTypes( assemblies )
.Where( t => typeof(Profile).IsAssignableFrom( t ) && !t.IsAbstract && t.IsPublic )
.As<Profile>();
builder.Register( c => new MapperConfiguration( cfg =>
{
cfg.ConstructServicesUsing( ServiceConstructor );
foreach( var profile in c.Resolve<IEnumerable<Profile>>() )
{
cfg.AddProfile( profile );
}
} ) )
.AsSelf()
.AutoActivate()
.SingleInstance();
builder.Register( c …
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