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javascript - Run a website in fullscreen mode

I am looking for a trick to put my website in fullscreen mode without human interaction. I've found some ... the default pattern (html, css and javascript) Question&Answers:os...

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

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710 views

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types - Extremely large numbers in javascript

I'm working on the Project Euler problems (currently question 13). For this question I have to find the first 10 ... 'd like to stick to pure JS if possible. Question&Answers:os...

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

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142 views

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java - How to get the generic type at runtime?

This is my code: The ExecutorImp extends AbstractExecutor which extract the same execute logics of its implementers( ... what is the problem with my codes? Question&Answers:os...

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

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database - What are the design criteria for primary keys?

Choosing good primary keys, candidate keys and the foreign keys that use them is a vitally important database ... design criteria. What are the criteria? Question&Answers:os...

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

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r - Simplest way to get rbind to ignore column names

This came up just in an answer to another question here. When you rbind two data frames, it matches columns by name ... like rbind(df,df[,2:1],byIndex=T). Question&Answers:os...

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

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string - Does xslt have split() function?

How do you split a string based on some separator? Given a string Topic1,Topic2,Topic3, I want to split the string based on , to generate: Topic1 Topic2 Topic3 Question&Answers:os...

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

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python - ImportError: No module named <something>

I know this question has been asked multiple times. I have read through all of them but could not resolve ... the official python doc on Modules and Packages. Question&Answers:os...

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

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sql - PostgreSQL parameterized Order By / Limit in table function

I have a sql function that does a simple sql select statement: CREATE OR REPLACE FUNCTION getStuff(param character ... question. This code is working for me. Question&Answers:os...

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

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sql - Are a CASE statement and a DECODE equivalent?

It seems like the simple CASE expression and the DECODE function are equivalent and that the results returned by ... expression) always return the same result? Question&Answers:os...

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

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css - Text on image mouseover?

I am trying to get a small box to appear on the bottom-left side of an image when a mouse moves over it. ... 'm trying to work with can be found right here. Question&Answers:os...

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

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278 views

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scala - Dropping a nested column from Spark DataFrame

I have a DataFrame with the schema root |-- label: string (nullable = true) |-- features: struct (nullable = ... much sense to do so. Thanks in advance, Nikhil Question&Answers:os...

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

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asp.net mvc - Posting JSON data via jQuery to ASP .NET MVC 4 controller action

I'm having trouble trying to pass a complex JSON object to an MVC 4 controller action. As the JSON ... passed is a stringified complex object? Thanks, Notre Question&Answers:os...

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

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100 views

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java - Difference between double and Double in comparison

I know that Double is a a wrapper class, and it wraps double number. Today, I have seen another main ... make directly comparison wrong. Please explain for me. Question&Answers:os...

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

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When are Java Strings interned?

Inspired by the comments on this question, I'm pretty sure that Java Strings are interned at runtime rather than ... to back this up. Can anyone justify this? Question&Answers:os...

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

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python - Flattening a list recursively

This question already has answers here: Question&Answers:os...

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

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opencv - Displaying stitched images together without cutoff using warpAffine

I'm trying to stitch 2 images together by using template matching find 3 sets of points which I pass to cv2. ... , this tutorial and this example from the docs. Question&Answers:os...

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

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161 views

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c - sem_init on OS X

I am working on some code which uses the pthread and semaphore libraries. The sem_init function works fine on my ... they do not change after the sem_init call. Question&Answers:os...

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

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242 views

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javascript - CORS request not working in Safari

I am making a CORS xhr request. This works fine in chrome, however when I run in safari I get an 'Can not ... 't think that would have anything to do with it. Question&Answers:os...

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

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310 views

1 answer

HTML input type="number" still returning a string when accessed from javascript

I'm new to javascript , I'm trying learning how functions etc in JS and trying to add 2 numbers <!DOCTYPE html> <html ... + sum); } </script> </body> </html> Question&Answers:os...

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

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288 views

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css - How do you add pseudo classes to elements using jQuery?

In CSS, when you hover your mouse over an element, you can specify views for it using the :hover pseudo class: . ... what to write, please let me know! Thanks! Question&Answers:os...

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

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217 views

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java - JTable with horizontal scrollbar

Is there any way to enable horizontal scroll-bar whenever necessary? The situation was as such: I've a JTable ... scroll-bar. Anyone has idea on this? Question&Answers:os...

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

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302 views

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python - operator.itemgetter or lambda

I was curious if there was any indication of which of operator.itemgetter(0) or lambda x:x[0] is better ... PEP related preferences or guidance on the matter? Question&Answers:os...

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

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236 views

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c++ - How do I stop name-mangling of my DLL's exported function?

I'm trying to create a DLL that exports a function called "GetName". I'd like other code to be able to call ... the name: "_GetName@0". What am I doing wrong? Question&Answers:os...

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

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225 views

1 answer

java - Simple hibernate query returning very slowly

I have the following hibernate query: Query query = session.createQuery("from MyHibernateClass"); List<MyHibernateClass> ... implementation, how can I find out? Question&Answers:os...

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

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113 views

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What is the priority of casting in java?

if I have a line of code that goes something like int s = (double) t/2 Is it the same as int s = (double) (t/2) or int s = ((double) t)/2 ? Question&Answers:os...

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

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296 views

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c++ - How to initialize std::array<T, n> elegantly if T is not default constructible?

How do I initialize std::array<T, n> if T is not default constructible? I know it's possible to initialize it ... to repeat value by hand if n is too large. Question&Answers:os...

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

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179 views

1 answer

java - Spark Strutured Streaming automatically converts timestamp to local time

I have my timestamp in UTC and ISO8601, but using Structured Streaming, it gets automatically converted into ... from_utc_timestamp Spark function, but no luck. Question&Answers:os...

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

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481 views

1 answer

How to validate array of inputs using validate plugin jquery

Am new to jquery validation plugin but i would like to know how do we validate array of input boxes using ... of same name are not validated. Please help. Question&Answers:os...

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

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