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What can you use Python generator functions for?

I'm starting to learn Python and I've come across generator functions, those that have a yield statement in ... that these functions are really good at solving. Question&Answers:os...

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

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Eclipse/Java code completion not working

I've downloaded, unzipped and setup Eclipse 3.4.2 with some plugins (noteable, EPIC, Clearcase, QuantumDB, ... shows "No completions available". Any ideas? Question&Answers:os...

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css - How can I make Flexbox children 100% height of their parent?

I'm trying to fill the vertical space of a flex item inside a Flexbox. .container { height: 200px; width: 500px; display: ... flex-2-child"></div> </div> </div> Question&Answers:os...

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

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templates - jQuery templating engines

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

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c++ - How to debug heap corruption errors?

I am debugging a (native) multi-threaded C++ application under Visual Studio 2008. On seemingly random ... tools, methods, enlightments... are welcome. Question&Answers:os...

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math - Algorithm to find Largest prime factor of a number

What is the best approach to calculating the largest prime factor of a number? I'm thinking the most efficient ... step 2 would result in a smaller prime. Question&Answers:os...

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android - Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue

I'm working on a UI for an app, and I'm attempting to use grayscale icons, and allow the user to ... THAT matrix, then apply that matrix as the ColorFilter. Question&Answers:os...

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c# - Keeping ASP.NET Session Open / Alive

Which is the easiest and most unobstrusive way to keep an ASP.NET session alive as long as the user has the ... ) to time out fast. Suggestions, code samples? Question&Answers:os...

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python - Matplotlib plots: removing axis, legends and white spaces

I'm new to Python and Matplotlib, I would like to simply apply colormap to an image and write the resulting ... them (at least the white padding)? Thanks Question&Answers:os...

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html - Google Chrome form autofill and its yellow background

I have design problem with Google Chrome and its form autofill function. If Chrome remembers some login/password ... background or just disable this autofill ? Question&Answers:os...

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python - What is the purpose of the -m switch?

Could you explain to me what the difference is between calling python -m mymod1 mymod2.py args and python mymod1.py mymod2. ... '] So what is the -m switch for? Question&Answers:os...

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r - Group by multiple columns in dplyr, using string vector input

I'm trying to transfer my understanding of plyr into dplyr, but I can't figure out how to group by ... solution is available. See the currently selected answer. Question&Answers:os...

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JavaScript math, round to two decimal places

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When to use ' (or quote) in Lisp?

After making it through the major parts of an introductory Lisp book, I still couldn't understand what the special operator ... that I've seen. What does it do? Question&Answers:os...

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javascript filter array multiple conditions

I want to simplify an array of objects. Let's assume that I have following array: var users = [{ name: ' ... to fix it. Any help is appreciable. Thanks. Question&Answers:os...

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c++ - Determine the line of code that causes a segmentation fault?

How does one determine where the mistake is in the code that causes a segmentation fault? Can my compiler (gcc) show the location of the fault in the program? Question&Answers:os...

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What exactly is the parameter e (event) and why pass it to JavaScript functions?

Well, when I learned JavaScript, all the books and Internet articles I read showed code passing a parameter e to ... { element.keyCode = e.charCode; } }; Question&Answers:os...

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winforms - How to properly exit a C# application?

I have a published application in C#. The problem here is whenever I close the main form by clicking on the ... that affect how my application is behaving now? Question&Answers:os...

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java - Replacing a fragment with another fragment inside activity group

I have a fragment inside a group activity and I want to replace it with another fragment: FragmentTransaction ... scroll view, then the fragment changes. Question&Answers:os...

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jQuery ajax upload file in asp.net mvc

I have a file in my view <form id="upload" enctype="multipart/form-data"> <input type="file" name=" ... the Request.Files. Whats wrong with the ajax request? Question&Answers:os...

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java - Modify request parameter with servlet filter

An existing web application is running on Tomcat 4.1. There is an XSS issue with a page, but I can ... parameter before passing the request down the chain? Question&Answers:os...

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ios - How to parse a JSON file in swift?

I have a JSON file, want to parse and use list of objects in table view. Can any one share the code to parse JSON file in swift. Question&Answers:os...

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templates - Does C++ support compile-time counters?

For the purpose of introspection, sometimes I've wanted to automatically assign serial numbers to types, or something similar. ... ' '; // print "9 10" } Question&Answers:os...

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date - How to get first and last day of the current week in JavaScript

I have today = new Date(); object. I need to get first and last day of the current week. I need both variants ... bit confuse now with a code. Can your help me? Question&Answers:os...

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loops - Javascript efficiency: 'for' vs 'forEach'

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java - How to load Classes at runtime from a folder or JAR?

I am trying to make a Java tool that will scan the structure of a Java application and provide some meaningful ... obtaining a Class object for each class file. Question&Answers:os...

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javascript - Google MAP API Uncaught TypeError: Cannot read property 'offsetWidth' of null

I'm trying to use Google MAP API v3 with the following code. <h2>Topology</h2> <script src="https://maps. ... given in this tutorial. Do you have any clue? Question&Answers:os...

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asp.net - <modules runAllManagedModulesForAllRequests="true" /> Meaning

I wanted to know what is the meaning of <modules runAllManagedModulesForAllRequests="true" /> I am using IIS 7.5 and I ... have to run and which is not to be? Question&Answers:os...

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

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