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Is it OK to try/catch something just to check if an exception was thrown or not?

问题: Is it a good way to try something useless just to see if a particular exception is thrown by this code ? 尝试使用无用的东西只是为了查看此代码是否抛出特定异常是一种好方法吗...

03/08 00:21
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Is it OK to try/catch something just to check if an exception was thrown or not?

问题: Is it a good way to try something useless just to see if a particular exception is thrown by this code ? 尝试使用无用的东西只是为了查看此代码是否抛出特定异常是一种好方法吗...

03/08 00:21
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是否可以简化检查组合的if语句? - Is it possible to simplify an if-statement that checks for a combination?

问题: I'm currently working on adding sound effects to a game, and although my current code is working fine, I'm looking for a way to simplify it. 我正在努力为游戏添加声音效果,...

03/08 00:06
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通过XCode提交应用程序时出错[关闭] - Error submitting app via XCode [closed]

问题: I'm trying to submit an app tonight and I can validate the app find but when I go to submit, get the following errors: 我正在尝试今晚提交应用程序,我可以验证应用程序查找但...

03/07 14:15
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C# 检查文件的二进制读取器结尾 - C# checking for binary reader end of file

问题: I was searching for a way to check whether I've reached the end of a file for my binary reader and one suggestion was to use PeekChar as such我正在寻找一种方法来检查我的二...

03/07 13:52
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Ajax请求中的jQuery Ajax请求 - jQuery Ajax Request inside Ajax Request

问题: Is it possible to make an ajax request inside another ajax request? 是否可以在另一个ajax请求中发出一个ajax请求? because I need some data from first ajax request to make...

03/07 12:56
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如何立即触发 NSTimer? - How to trigger NSTimer right away?

问题: I need to call a method when my app starts and then call the same method every 5 seconds.我需要在我的应用程序启动时调用一个方法,然后每 5 秒调用一次相同的方法。 My code ...

03/07 12:33
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通过继承扩展C ++标准库? - Extending the C++ Standard Library by inheritance?

问题: It is a commonly held belief that the the C++ Standard library is not generally intended to be extended using inheritance. 通常认为,C ++标准库通常不打算使用继承进行扩展。...

c++
03/07 12:17
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根据pandas中的另一个列值有条件地填充列值 - Conditionally fill column values based on another columns value in pandas

问题: I have a DataFrame with a few columns.我有一个包含几列的DataFrame 。 One columns contains a symbol for which currency is being used, for instance a euro or a dollar sign...

03/07 12:02
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你如何在Rails中构建i18n yaml文件? - How do you structure i18n yaml files in Rails?

问题: I started populating an en yaml file in Rails and I can already tell it will get messy and out of hand before too long. 我开始在Rails中填充一个en yaml文件,我已经可以告诉...

03/07 11:56
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你如何在Rails中构建i18n yaml文件? - How do you structure i18n yaml files in Rails?

问题: I started populating an en yaml file in Rails and I can already tell it will get messy and out of hand before too long. 我开始在Rails中填充一个en yaml文件,我已经可以告诉...

03/07 11:56
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Should I add an @Override annotation when implementing abstract methods in Java?

问题: When overriding a non-virtual method in Java, use of the @Override annotation is recommended, but what if I implement an abstract method? 在Java中覆盖非虚方法时,建议使用...

03/07 11:04
15
从时间戳记日期减去1天 - Subtracting 1 day from a timestamp date

问题: I am using Datagrip for Postgresql. 我正在使用Datagrip for Postgresql。 I have a table with a date field in timestamp format (ex: 2016-11-01 00:00:00) . 我有一个带有时间戳...

如何将文件上传到 sharepoint 中的文档库? - How do you upload a file to a document library in sharepoint?

问题: How do you programmatically upload a file to a document library in sharepoint?如何以编程方式将文件上传到 sharepoint 中的文档库? I am currently making a Windows applicat...

03/07 09:25
51
Error:(1, 0) Plugin with id 'kotlin-android-extensions' not found

问题: apply plugin: 'kotlin-android-extensions'. When i add this extensions in android studio preview, give me this error "Error:(1, 0) Plugin with id 'kotlin-android-extension...

03/07 09:05
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Error:(1, 0) Plugin with id 'kotlin-android-extensions' not found

问题: apply plugin: 'kotlin-android-extensions'. When i add this extensions in android studio preview, give me this error "Error:(1, 0) Plugin with id 'kotlin-android-extension...

C# 中 ++i 和 i++ 之间有什么性能差异吗? - Is there any performance difference between ++i and i++ in C#?

问题: Is there any performance difference between using something like使用类似的东西之间是否有任何性能差异 for(int i = 0; i < 10; i++) { ... } and和 for(int i = 0; i < 10; ++i...

03/07 08:28
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如何检查 Eloquent 中的行是否被软删除? - How to check if row is soft-deleted in Eloquent?

问题: In Laravel 5.1 is there a nice way to check if an eloquent model object has been soft-deleted?在 Laravel 5.1 中,是否有一种很好的方法来检查 eloquent 模型对象是否已被软删除...

03/07 06:27
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“请在继续之前更正。” - Web.config 错误 - "Please correct before proceeding." - Web.config error

问题: I attempted to launch a website project locally but received the below message in an error dialog:我试图在本地启动一个网站项目,但在错误对话框中收到以下消息: Please cor...

03/07 06:12
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将外部CSS样式加载到Angular 2 Component中 - Load external css style into Angular 2 Component

问题: import {Component} from 'angular2/core'; @Component({ selector: 'my-app', template: '<div></div>', styleUrls: [ 'http://domain.com/external.css', 'app/local.css'......

03/07 05:57
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