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routing - Creating a rails route to an external URL

A lot of my users keep going to http://(rails app URL)/blog, but I don't actually have a blog. I ... 't involve editing the httpd.conf file? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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523 views

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c# - Entity Framework Include() is not working

I have the following EF query: TestEntities db = new TestEntities(); var questions = from q in db.Questions.Include ... this thing to not work? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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ios - malloc: *** error: incorrect checksum for freed object - object was probably modified after being freed

I have a big problem with my iOS App: it crashes sometimes without detailed debug error. The stack trace is empty ... idea to solve this issue. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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445 views

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version control - Can I restore my source code that has been uploaded into Google AppEngine?

I recently had a hard drive crashed and lost all of my source code. Is it possible to pull/checkout the code ... (like the most recent version)? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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sql - mySQL query to search all tables within a database for a string?

Is there a mySQL query to search all tables within a database? If not can you search all tables within a ... details are in different tables. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Java BigDecimal precision problems

I know the following behavior is an old problem, but still I don't understand. System.out.println(0.1 + 0.1 + 0. ... 0.3? How can I solve this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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309 views

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Java RMI - Client Timeout

I'm building a Distributed System using Java RMI and it must support a server loss. If my client is connected to ... I set a timeout for that? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - Is it possible to POST to the SQS url using the post body

https://docs.aws.amazon.com/AWSSimpleQueueService/latest/APIReference/API_SendMessage.html https://sqs.us-east-2. ... to alternative solutions. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c - Fast counting the number of set bits in __m128i register

I should count the number of set bits of a __m128i register. In particular, I should write two functions ... partially, the above operations? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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gremlin - CosmosDB Graph : "upsert" query pattern

I am new to Gremlin query language. I have to insert data on a Cosmos DB graph (using Gremlin.Net package) ... single query ? Thanks in advance. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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asp.net mvc - How do I pass a Dictionary as a parameter to an ActionResult method from jQuery/Ajax?

I'm using jQuery to make an Ajax call using an Http Post in ASP.NET MVC. I would like to be able to pass a ... "; values[1] = "FirstName,Chris"; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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304 views

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iphone - Multiple UITableViews on one UIView

I need to have two UITableViews on one UIView. I can make it work with one, here is the code: - ... tableView to anything else without crashing. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How do I fire a custom event from Polymer Dart?

I want to fire/send/emit a custom event from inside a Polymer element. For example, I want to convert a normal ... something more... useful. :) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

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java - Correct usage of Stateful Beans with Servlets

We currently have a Stateful bean that is injected into a Servlet. The problem is that sometimes we get a ... injected instance of the bean. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How can I highlight the line of text that is closest to the mouse?

I have a long text and I'd like to offer the user a reading help: The current line should be ... closest to the current mouse position? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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180 views

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ios - How to use Keychain for saving password like GenericKeychain sample code

I want to save user's id and password in App. What is recommendable encryption way when I save id and password. ... some advices. Thank you ^^* See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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369 views

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java - JUnit: how to avoid "no runnable methods" in test utils classes

I have switched to JUnit4.4 from JUnit3.8. I run my tests using ant, all my tests run successfully but ... elegant solution for this problem? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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568 views

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collections - Any implementation of Ordered Set in Java?

If anybody is familiar with Objective-C there is a collection called NSOrderedSet that acts as Set and its items can be ... like it for a set. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

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c# - Could not load file or assembly 'System.ValueTuple'

I've got a VS2017 project that compiles to a DLL which is then called by an EXE written by someone else ... hoping it includes this assembly? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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655 views

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c# - Ignoring a field during .NET JSON serialization; similar to [XmlIgnore]?

I have a POCO class that is being sent to the browser as a JSON string in .NET 3.5 sp1. I am just ... them so that they are not serialized. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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550 views

1 answer

php - Laravel Escaping All HTML in Blade Template

I'm building a small CMS in Laravel and I tried to show the content (which is stored in the DB). It ... HTML tags instead of escaping them. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

1 answer

docker - installing cPickle with python 3.5

This might be silly but I am unable to install cPickle with python 3.5 docker image Dockerfile FROM python:3.5- ... returned a non-zero code: 1 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - cannot implicitly convert type 'bool?' to 'bool'. An explicit conversion exists (are you missing a cast?)

Error : cannot implicitly convert type 'bool?' to 'bool'. An explicit conversion exists (are you missing a cast?) ... to cast this bool to bool? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Failed to load resource: net::ERR_CONTENT_LENGTH_MISMATCH

What does this error message mean and how do I resolve it? That is from console of Google Chrome v33.0, on ... images is valid and it exists. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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727 views

1 answer

javascript - Objects are not valid as a React child (found: [object Promise])

I am trying to render a list of posts by mapping through an array. I've done this many times before but for ... promises. What's going on here? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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231 views

1 answer

android - Cache.properties (The system cannot find the file specified)

I just started using Android Studio 1.3 sdk 24 and it has worked fine until today. I get this error message about ... message. How do I fix it? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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337 views

1 answer

java - Android - How to change fragments in the Navigation Drawer

I'm fairly new to Android programming, but have been doing pretty well until now. I've read a lot of ... getInt(ARG_SECTION_NUMBER)); } } } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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730 views

1 answer

http - HttpClient on Android : NoHttpResponseException through UMTS/3G

I have got my android app that uses HttpClient to reach my servlet deployed on my Tomcat. It is installed on my ... clue on what's going on ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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