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REST API Best practices: Where to put parameters?

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functional programming - What is a 'Closure'?

I asked a question about Currying and closures were mentioned. What is a closure? How does it relate to currying? Question&Answers:os...

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python - Understanding dict.copy() - shallow or deep?

While reading up the documentation for dict.copy(), it says that it makes a shallow copy of the ... understanding of shallow vs deep copying is flawed? Question&Answers:os...

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

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javascript - ReactJS Two components communicating

I just got started with ReactJS and am a little stuck on a problem that I have. My application is essentially a ... data model where I can just make changes to? Question&Answers:os...

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

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android - SharedPreferences.onSharedPreferenceChangeListener not being called consistently

I'm registering a preference change listener like this (in the onCreate() of my main activity): SharedPreferences ... answered him. 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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html - How can I find an element by CSS class with XPath?

In my webpage, there's a div with a class named Test. How can I find it with XPath? Question&Answers:os...

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

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python - Using property() on classmethods

I have a class with two class methods (using the classmethod() function) for getting and setting ... property() function with @classmethod decorated functions? Question&Answers:os...

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cjk - What's the complete range for Chinese characters in Unicode?

U+4E00..U+9FFF is part of the complete set, but not all Question&Answers:os...

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css - Change bootstrap navbar collapse breakpoint without using LESS

Currently when the browser width drops below 768px, the navbar changes to collapsed mode. I want to change this ... done using stylus or another method. Thanks! Question&Answers:os...

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javascript - What’s the best way to reload / refresh an iframe?

I would like to reload an <iframe> using JavaScript. The best way I found until now was set the iframe's src ... itself, but this isn't very clean. Any ideas? Question&Answers:os...

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keyboard shortcuts - Globally override key binding in Emacs

How can I set a key binding that globally overrides and takes precedence over all other bindings for that ... already learned and ingrained from other editors. Question&Answers:os...

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python - Get object by id()?

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mod rewrite - How to remove "index.php" in codeigniter's path

How do I remove the "index.php" sticking out in every path in codeigniter somewhere in the center? I want clean non index.php-fied URLs? Question&Answers:os...

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javascript - Why don't logical operators (&& and ||) always return a boolean result?

Why do these logical operators return an object and not a boolean? var _ = (obj.fn && obj.fn() ) || obj._ ... it is defined) OR obj._ but not boolean result. Question&Answers:os...

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Android How to use MediaScannerConnection scanFile

Im adding images to a folder on the SDCARD. Since the images and my folder is not immediately visible ... but keep getting uri=null when onScanCompleted. Question&Answers:os...

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javascript - Why I have to put all the script to index.html in jquery mobile

I have used $.mobile.changepage to do the redirect in my phonegap+jquerymobile projects. However what makes me ... to be preserved. Appreciated for your help. Question&Answers:os...

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

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.net - How do I use JSON.NET to deserialize into nested/recursive Dictionary and List?

I need to deserialize a complex JSON blob into standard .NET containers for use in code that is not aware ... " but with little success. Any help appreciated! Question&Answers:os...

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

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regex - How to capture an arbitrary number of groups in JavaScript Regexp?

I would expect this line of JavaScript: "foo bar baz".match(/^(s*w+)+$/) to return something like: ["foo ... ] Is there a way to get all the captured matches? Question&Answers:os...

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

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How do I convert a date/time string to a DateTime object in Dart?

Say I have a string "1974-03-20 00:00:00.000" It is created using DateTime.now(), how do I convert the string back to a DateTime object? Question&Answers:os...

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c++11 - Are there any valid use cases to use new and delete, raw pointers or c-style arrays with modern C++?

Here's a notable video (Stop teaching C) about that paradigm change to take in teaching the c++ language. ... but should be left for the more advanced courses. Question&Answers:os...

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java - Calling a servlet from JSP file on page load

Can I call a servlet from JSP file without using a HTML form? For example, to show results from database in a HTML table during page load. Question&Answers:os...

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javascript - Hide text in html which does not have any html tags

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php - Cannot simply use PostgreSQL table name ("relation does not exist")

I'm trying to run the following PHP script to do a simple database query: $db_host = "localhost"; $db_name = ... the database name, i.e. showfinder.sf_bands? Question&Answers:os...

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xhtml - How do I properly escape quotes inside HTML attributes?

I have a drop down on a web page which is breaking when the value string contains a quote. The value ... so the postback message contains the correct value? Question&Answers:os...

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

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greasemonkey - Stop execution of Javascript function (client side) or tweak it

I want to stop the execution of one single line from a site, so that the whole page is read by the browser ... hosted so all this needs to be done client side. Question&Answers:os...

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

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c++ - Why can in-class initializers only use = or {}?

In-class initializers (C++11 feature) must be enclosed in curly braces or follow a = sign. They may not be ... inside parenthesis. What is the reason for this? Question&Answers:os...

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css - css3 nth of type restricted to class

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

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java - Multiple row selection in JTable

I have a JTable, that has one column that is text which is not editable and the second column is a ... under selection should get unchecked and vice versa. Question&Answers:os...

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

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