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javascript - Determine original name of variable after its passed to a function

I've got a feeling this might not be possible, but I would like to determine the original variable name of a ... variable which is passed to a "debug" function. Question&Answers:os...

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

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assembly - How to access a char array and change lower case letters to upper case, and vice versa

I'm currently working on a class project for Structured Computer Organization using an x86 processor. The ... still getting to translating all letters now. Question&Answers:os...

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

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java - Handling parenthesis while converting infix expressions to postfix expressions

I'm working on a project in Java that requires me to convert an infix expression to a postfix expression. I am ... ); } } } return postfixstr.toString(); } Question&Answers:os...

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

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How to write a switch statement in Ruby

How do I write a switch statement in Ruby? Question&Answers:os...

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

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JavaScript checking for null vs. undefined and difference between == and ===

How do I check a variable if it's null or undefined and what is the difference between the null and undefined? What is ... s hard to search Google for "===" )? Question&Answers:os...

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

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javascript - What's the best way to make a d3.js visualisation layout responsive?

Assume I have a histogram script that builds a 960 500 svg graphic. How do I make this responsive so on ... histogram gist is: https://gist.github.com/993912 Question&Answers:os...

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

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Good Java graph algorithm library?

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

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javascript - How to add a custom right-click menu to a webpage?

I want to add a custom right-click menu to my web application. Can this be done without using any pre-built ... want it to be completely hand-made by me. Question&Answers:os...

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

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What Android tools and methods work best to find memory/resource leaks?

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

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python - ImportError: No module named requests

Whenever I try to import requests, I get an error saying No module Named requests. import requests The ... import requests ImportError: No module named requests Question&Answers:os...

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

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javascript - Pass props in Link react-router

I am using react with react-router. I am trying to pass property's in a "Link" of react-router var React ... CreateIdeaView; How can I pass data using "Link"? Question&Answers:os...

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

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Java regex email

First of all, I know that using regex for email is not recommended but I gotta test this out. I have this regex ... fine with the same regex. Any idea? Thanks, Question&Answers:os...

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

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python - Compute list difference

In Python, what is the best way to compute the difference between two lists? example A = [1,2,3,4] B = [2,5] A - B = [1,3,4] B - A = [5] Question&Answers:os...

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

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Java Constructor Inheritance

I was wondering why in java constructors are not inherited? You know when you have a class like this: ... there any benefit in not allowing this inheritance? Question&Answers:os...

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

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assembly - What registers to save in the ARM C calling convention?

It's been a while since I last coded arm assembler and I'm a little rusty on the details. If I call a C function from ... do I? This is for arm-eabi-gcc 4.3.0. Question&Answers:os...

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

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How do I register a custom URL protocol in Windows?

How do I register a custom protocol with Windows so that when clicking a link in an email or on a web page my ... the parameters from the URL are passed to it? Question&Answers:os...

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

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android - Resume application and stack from notification

I want to resume my app from a status bar notification in the exact same manner as when the user taps its ... with similar titles, but none address my problem. Question&Answers:os...

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

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dependencies - Circular import dependency in Python

Let's say I have the following directory structure: a __init__.py b __init__.py c __init__.py c_file.py d ... importing it.) How can this problem be remedied? Question&Answers:os...

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

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windows - Parallel execution of shell processes

Is there a tool available to execute several process in parallel in a Windows batch file? I have found some ... parallel to take advantage of multi-core CPUs. Question&Answers:os...

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

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certificate - Java SecurityException: signer information does not match

I recompiled my classes as usual, and suddenly got the following error message. Why? How can I fix ... java.lang.ClassLoader.checkCerts(ClassLoader.java:776) Question&Answers:os...

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

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r - Multirow axis labels with nested grouping variables

I would like the levels of two different nested grouping variables to appear on separate lines below the plot, and ... have is something like this: Any ideas? Question&Answers:os...

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

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r - Creating co-occurrence matrix

I'm trying to solve the problem of having a co-occurence matrix. I have a datafile of transactions and items ... my method? Your help would be much appreciated! Question&Answers:os...

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

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436 views

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Using Sass Variables with CSS3 Media Queries

I'm trying to combine the use of a Sass variable with @media queries as follows: $base_width:1160px; @media screen ... variable. Any ideas what I'm missing? Question&Answers:os...

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

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php - Is closing the mysql connection important?

Is it crucial to close mysql connections efficiency wise, or does it automatically close after php file has run? Question&Answers:os...

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

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Save Data in Arabic in MySQL database

I have changed the charset of the tables and of the column, i get the arabic text as ???? marks in MYSQL ... ? Can anyone tell me where 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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python - Using lambda expression to connect slots in pyqt

I am trying to connect slots with lambda functions, but it's not working the way I expect. In the ... the lambda function evaluated whenever the signal fires? Question&Answers:os...

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

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javascript - Why and when do we need to bind functions and eventHandlers in React?

class SomeClass extends Component{ someEventHandler(event){ } render(){ return <input onChange={------ ... andrewray.me/react-es6-autobinding-and-createclass/ Question&Answers:os...

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

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android - Google Play and OpenSSL warning message

I just received an email from Google play stating: Hello, One or more of your apps is running an ... OpenSSL be included causing this warning? Regards, Question&Answers:os...

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

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