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java - Simple way to compare 2 ArrayLists

I have 2 arraylists of string object. List<String> sourceList = new ArrayList<String>(); List<String> ... simpler method to achieve this? See Question&Answers more detail:os...

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sql - What are the principles behind, and benefits of, the "party model"?

The "party model" is a "pattern" for relational database design. At least part of it involves finding commonality ... I'm facing. Thanks. See Question&Answers more detail:os...

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What is a simple and efficient way to find rows with time-interval overlaps in SQL?

I have two tables, both with start time and end time fields. I need to find, for each row in the first ... platforms may be of interest also. See Question&Answers more detail:os...

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garbage collection - How are closures and scopes represented at run time in JavaScript

This is mostly an out-of-curiosity question. Consider the following functions var closure ; function f0() { var ... be missed by the compiler. See Question&Answers more detail:os...

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java - requestLegacyExternalStorage is not working in Android 11 - API 30

Google has introduced some changes recently related to storage APIs in API 29 like scoped storage and we opted ... listFiles) after this change. See Question&Answers more detail:os...

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

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Validate fields using JQuery validation without any submit?

I have a HTML5 web application with numerous user-entered fields, and I would like to do some client-side ... Or is another approach better? See Question&Answers more detail:os...

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c++ - will casting around sockaddr_storage and sockaddr_in break strict aliasing

Following my previous question, I'm really curious about this code - case AF_INET: { struct sockaddr_in * tmp = ... with memcpy, is this safe? See Question&Answers more detail:os...

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How to work with DTO in Spring Data REST projects?

Spring Data REST automates exposing only domain object. But most often we have to deal with Data Transfer Objects. So how to do this in SDR way? See Question&Answers more detail:os...

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iphone - Drag UIView around Shape Comprised of CGMutablePaths

I have a simple oval shape (comprised of CGMutablePaths) from which I'd like the user to be able to drag an ... the oval, and it orbits it. See Question&Answers more detail:os...

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javascript - jQuery equivalent of getting the context of a Canvas

I have the following working code: ctx = document.getElementById("canvas").getContext('2d'); Is there any way to ... #canvas").getContext('2d'); See Question&Answers more detail:os...

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java - class A declares multiple JSON fields

i have a class A which has some private fields and the same class extends another class B which also has some ... is the object of class A See Question&Answers more detail:os...

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arrays - Is there a Perl shortcut to count the number of matches in a string?

Suppose I have: my $string = "one.two.three.four"; How should I play with context to get the number of times the ... . However, all I get is 1. See Question&Answers more detail:os...

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javascript - Can I disable ECMAscript strict mode for specific functions?

I don't find anything about my question here on MDC or the ECMAscript specifications. Probably somebody knows a ... to achieve the opposite ? See Question&Answers more detail:os...

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java - Deprecated createCriteria method in Hibernate 5

This calling is deprecated: session.createCriteria(Bus.class).list(); In source files I can see this: /** ... to use instead of createCriteria. See Question&Answers more detail:os...

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SQL Server 2008- Get table constraints

Could you help me frame a query that retrieves the constraints in all the tables, the count of constraints in each ... order by [Tab].[Name] See Question&Answers more detail:os...

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ios - Entitlements file do not match those specified in your provisioning profile.(0xE8008016)

The executable was signed with invalid entitlements. The entitlements specified in your application's Code Signing Entitlements ... id in that. See Question&Answers more detail:os...

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xcode7 - ITMS-90535 Unable to publish iOS app with latest Google Signin SDK

I'm using xcode 7 GM seed and installed latest Google Signin SDK through cocoapods pod "Google/SignIn . I get the ... (~> 1) Thank you. See Question&Answers more detail:os...

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python - How to convert a time string to seconds?

I need to convert time value strings given in the following format to seconds, for example: 1.'00:00:00,000 ... was just using the wrong module. See Question&Answers more detail:os...

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functional programming - What are "n+k patterns" and why are they banned from Haskell 2010?

When reading Wikipedia's entry on Haskell 2010 I stumbled across this: -- using only prefix notation and n+k- ... more allowed in Haskell 2010? See Question&Answers more detail:os...

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scripting - How can I add a JavaScript keyboard shortcut to an existing JavaScript Function?

Here is my code: function pauseSound() { var pauseSound = document.getElementById("backgroundMusic"); pauseSound.pause(); ... { playSound(); } } See Question&Answers more detail:os...

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

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Chrome: Source of Post Data?

I am using Chrome 15 with Developer Tools to investigate HTTP POST requests. After sending a request, in the ... Form Data. Cumbersome... See Question&Answers more detail:os...

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

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webrtc - STUN/TURN server connectivity test

I am trying to figure out how to test whether a STUN/TURN server is alive and properly responding to ... What solutions would be recommended? See Question&Answers more detail:os...

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ios - UISearchBar presented by UISearchController in table header view animates too far when active

I am using UISearchController to present a search bar inside the header view of a tableview: ... self. ... search bar from animating down? See Question&Answers more detail:os...

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How can I embed Lua in Java?

Is LuaJava a must for this? Or can I embed Lua into Java without it? See Question&Answers more detail:os...

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Why does C++ code missing a formal argument name in a function definition compile without warnings?

While getting started with some VS2005-generated MFC code, I noticed it overrode a method with something like this ... line has been processed? See Question&Answers more detail:os...

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How to pass an entire list as command line argument in Python?

I was trying to pass two lists containing integers as arguments to a python code. But sys.argv[i] gets the ... a better way to do 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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Android: How do I get GSM signal strength for all available network operators

I am working on a little app to check the signal strength of various network operators in my area. ... their signal strength are appreaciated. See Question&Answers more detail:os...

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c# - Visual Studio designer in x64 doesn't work

In Visual Studio 2010 64bit I can't design my forms. I keep getting this warning (and error): Warning 18 The ... this and found a solution ? See Question&Answers more detail:os...

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

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