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python - How to catch an exception in the for loop iterator

This is a for loop in Python: for_stmt ::= "for" target_list "in" expression_list ":" suite Normally, when yielding ... /13653783/how-to-catch-an-exception-in-the-for-loop-iterator...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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415 views

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compilation - What does the compile-time error "Undefined symbols for architecture x86_64" mean?

I'm trying to program a graph class using an adjacent list from an example in my C++ text book, and ... does-the-compile-time-error-undefined-symbols-for-architecture-x86-64-mea...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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178 views

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How to create custom components in JavaFX 2.0 using FXML?

I can't seem to find any material on the subject. To give a more concrete example, let's say I want to create ... /8434787/how-to-create-custom-components-in-javafx-2-0-using-fxml...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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988 views

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view - android: what is the difference between focused, enabled, pressed, and selected states?

I looked at http://developer.android.com/reference/android/view/View.html to figure out the differences but ... what-is-the-difference-between-focused-enabled-pressed-and-selected...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

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git - Pull in changes from a Github fork

Someone forked a Github project of mine and made some changes. How can I merge the changes back in to my ... stackoverflow.com/questions/4581740/pull-in-changes-from-a-github-fork...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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177 views

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Eric Lippert and Neal Gafter C# Puzzle

(This question already has answers here): question from:https://stackoverflow.com/questions/29507454/eric-lippert-and-neal-gafter-c-sharp-puzzle...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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114 views

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How do you define a type for a function in Scala?

I'm hoping there is a way to define a type for a function in Scala. For example, say I want a function that ... questions/1853868/how-do-you-define-a-type-for-a-function-in-scala...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - In memory database in .net

(Closed). This question needs to be more focused. It is not currently accepting answers. question from:https://stackoverflow.com/questions/5231891/in-memory-database-in-net...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

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reactjs - interface states and props in typescript react

I'm working on a project that uses typescript as well as react and am new to both. My questions ... .com/questions/36745013/interface-states-and-props-in-typescript-react...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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284 views

1 answer

amazon web services - Unable to create a stage in AWS API Gateway

I want to create a new stage in AWS Api Gateway, but for some reason deployment list is empty. I tried checking ... /questions/46073176/unable-to-create-a-stage-in-aws-api-gateway...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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252 views

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http - Can subdomain.example.com set a cookie that can be read by example.com?

I simply cannot believe this is quite so hard to determine. Even having read the RFCs, it's not clear to me if a ... -example-com-set-a-cookie-that-can-be-read-by-example-com...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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99 views

1 answer

javascript - In Angular Seed project, what is point of index-async.html?

I've been getting started with Angular JS and using it as a front-end to integrate with a Play Framework POC. ... /in-angular-seed-project-what-is-point-of-index-async-html...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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374 views

1 answer

c# - Moq: unit testing a method relying on HttpContext

Consider a method in a .NET assembly: public static string GetSecurityContextUserName() { //extract the username from ... /1214178/moq-unit-testing-a-method-relying-on-httpcontext...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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183 views

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Android - Performing stop of activity that is not resumed

When I push my app to background, and do some other stuff like whatsapp or sms, onResume it works great ... /26375920/android-performing-stop-of-activity-that-is-not-resumed...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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150 views

1 answer

java - Why can't OSX detect android Galaxy S for USB debugging?

I searched for similar questions on this issue but found none related to Mac OSX. Situation: Trying to test android ... /why-cant-osx-detect-android-galaxy-s-for-usb-debugging...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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204 views

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Equivalent in C++ of Yield in C#?

public void Consumer() { foreach(int i in Integers()) { Console.WriteLine(i.ToString()); } } public ... /stackoverflow.com/questions/7213839/equivalent-in-c-of-yield-in-c...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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384 views

1 answer

monads - What are some motivating examples for Cofree CoMonad in Haskell?

I've been playing with Cofree, and can't quite grok it. For example, I want to play with Cofree [] ... /38816993/what-are-some-motivating-examples-for-cofree-comonad-in-haskell...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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239 views

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c# - Is it ok to derive from System.ArgumentException?

If I have a method that checks the validity of its arguments, is it ok to throw my own custom exceptions ... com/questions/12857708/is-it-ok-to-derive-from-system-argumentexception...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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429 views

1 answer

java - Jersey + Jackson JSON date format serialization - how to change the format or use custom JacksonJsonProvider

I am using Jersey + Jackson to provide REST JSON services layer for my application. The problem I have is that ... -json-date-format-serialization-how-to-change-the-format-or-us...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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94 views

1 answer

java - Maven - Can I reference profile id in profile definition?

I've set profiles in a pom.xml, like shown as follows: <profile> <id><em>profileId1</em></id> < ... .com/questions/2012198/maven-can-i-reference-profile-id-in-profile-definition...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

1 answer

java - Could not read JSON: Can not deserialize instance of hello.Country[] out of START_OBJECT token

I have rest url that gives me all countries - http://api.geonames.org/countryInfoJSON?username=volodiaL. I use ... json-can-not-deserialize-instance-of-hello-country-out-of-star...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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116 views

1 answer

How do you prevent Visual Studio from switching to the Code Analysis tab after each build?

After each build, Visual Studio 2012 switches from the Solution Explorer to the Code Analysis tab, usually with the ... -studio-from-switching-to-the-code-analysis-tab-after-e...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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209 views

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c++ - Assignment operator with reference members

Is this a valid way to create an assignment operator with members that are references? #include < ... stackoverflow.com/questions/7906127/assignment-operator-with-reference-members...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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495 views

1 answer

amazon web services - How do you delete an AWS ECS Task Definition?

Once you've created a task definition in Amazon's EC2 Container Service, how do you delete or remove it? ... questions/35045264/how-do-you-delete-an-aws-ecs-task-definition...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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205 views

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testing - How do I test my iOS Apps

My question maybe silly, but can anyone coach me? Except doing some test(most likely white box testing) while ... stackoverflow.com/questions/3801344/how-do-i-test-my-ios-apps...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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764 views

1 answer

wordpress - Refused to display..... frame-ancestors https://www.facebook.com

I have included Facebook customer chat plugin on my website. It works fine for the first day. From the ... /47736650/refused-to-display-frame-ancestors-https-www-facebook-com...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

1 answer

cuda - What is the purpose of using multiple "arch" flags in Nvidia's NVCC compiler?

I've recently gotten my head around how NVCC compiles CUDA device code for different compute architectures. From ... purpose-of-using-multiple-arch-flags-in-nvidias-nvcc-compiler...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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121 views

1 answer

Why doesn't JavaScript need a main() function?

Many programming languages require a special user-written function that marks the begin of the execution. For ... /questions/9015836/why-doesnt-javascript-need-a-main-function...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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