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networking - Finding local IP addresses using Python's stdlib

How can I find local IP addresses (i.e. 192.168.x.x or 10.0.x.x) in Python platform independently and using only the standard library? Question&Answers:os...

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

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sql - Search All Fields In All Tables For A Specific Value (Oracle)

Is it possible to search every field of every table for a particular value in Oracle? There are hundreds of ... this field is being pulled from. Any thoughts? Question&Answers:os...

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

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How to get Url Hash (#) from server side

I know on client side (javascript) you can use windows.location.hash but could not find anyway to access from the server side. I'm using asp.net. Question&Answers:os...

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

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html - How to center a flex container but left-align flex items

I want the flex items to be centered but when we have a second line, to have 5 (from image below) under 1 and not centered in ... > <li>5</li> <li>6</li> </ul> Question&Answers:os...

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

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Removing duplicate elements from an array in Swift

I might have an array that looks like the following: [1, 4, 2, 2, 6, 24, 15, 2, 60, 15, 6] Or, really, ... to do this easily, or will I have to do it myself? Question&Answers:os...

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

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python - How to get the value of a variable given its name in a string?

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rest - How do I make a request using HTTP basic authentication with PHP curl?

I'm building a REST web service client in PHP and at the moment I'm using curl to make requests to the ... requests? Do I have to add the headers myself? Question&Answers:os...

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

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javascript - How to pass arguments to addEventListener listener function?

The situation is somewhat like- var someVar = some_other_function(); someObj.addEventListener("click", function(){ ... probably being treated as a new variable. Question&Answers:os...

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jquery - How to get a cross-origin resource sharing (CORS) post request working

I have a machine on my local lan (machineA) that has two web servers. The first is the in-built one in XBMC ... out what I am missing. Thanks for your help! Question&Answers:os...

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

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Convert char to int in C and C++

How do I convert a char to an int in C and C++? Question&Answers:os...

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

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jsf - Load images from outside of webapps / webcontext / deploy folder using <h:graphicImage> or <img> tag

I need to display images which reside outside of deploy folder in web application using JSF <h:graphicimage> tag or HTML <img> tag. How can I achieve that? Question&Answers:os...

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

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Accept server's self-signed ssl certificate in Java client

It looks like a standard question, but I couldn't find clear directions anywhere. I have java code trying to ... it's important, but code executed in jboss. Question&Answers:os...

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

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r - How to prevent ifelse() from turning Date objects into numeric objects

I am using the function ifelse() to manipulate a date vector. I expected the result to be of class Date, ... for what I found to be surprising behavior. Question&Answers:os...

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

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web.xml - Sometimes I see JSF URL is *.jsf, sometimes *.xhtml and sometimes /faces/*. Why?

Been try to learn JSF, and sometimes I see the URL is *.jsf and sometimes is *.xhtml or /faces/*. Can ... .xhtml, so where does .jsf URL extension come from? Question&Answers:os...

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

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operators - What does ||= (or-equals) mean in Ruby?

What does the following code mean in Ruby? ||= Does it have any meaning or reason for the syntax? Question&Answers:os...

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

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Standard concise way to copy a file in Java?

It has always bothered me that the only way to copy a file in Java involves opening streams, declaring ... implementation and provide a one line solution? Question&Answers:os...

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

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How to move a file in Python?

I looked into the Python os interface, but was unable to locate a method to move a file. How would ... >>> # equivalent of $ mv source_files destination_folder Question&Answers:os...

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

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security - Disable browser 'Save Password' functionality

One of the joys of working for a government healthcare agency is having to deal with all of the paranoia ... across that before. Any help is appreciated. Question&Answers:os...

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

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android - Open another application from your own (intent)

I know how to update my own programs, and I know how to open programs using the a predefined Uri (for sms ... .apps.mytracks.MyTracks: 1996 ms (total 1996 ms) Question&Answers:os...

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

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Preventing console window from closing on Visual Studio C/C++ Console application

This is a probably an embarasing question as no doubt the answer is blindingly obvious. I've used Visual ... view the results after the window has closed? Question&Answers:os...

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

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class - Private properties in JavaScript ES6 classes

Is it possible to create private properties in ES6 classes? Here's an example. How can I prevent access to instance ... .log(instance.property); //=> "test" Question&Answers:os...

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

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java - Resolving dependency problems in Apache Spark

The common problems when building and deploying Spark applications are: java.lang.ClassNotFoundException. object x ... How these can be resolved? Question&Answers:os...

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

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python - Bitwise operation and usage

Consider this code: x = 1 # 0001 x << 2 # Shift left 2 bits: 0100 # Result: 4 x | 2 # ... bitwise operators actually used for? I'd appreciate some examples. Question&Answers:os...

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

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python - How to call a function within class?

I have this code which calculates the distance between two coordinates. The two functions are both within the same class. ... , p): distToPoint(self, p) ... Question&Answers:os...

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

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How do I add PHP code/file to HTML(.html) files?

I can't use PHP in my HTML pages. For example, index.html. I've tried using both: <? contents ?> and <? ... or do I have to change the preferences in php.ini? Question&Answers:os...

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

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c# - Calculate difference between two dates (number of days)?

I see that this question has been answered for Java, JavaScript, and PHP, but not C#. So, how might one calculate the number of days between two dates in C#? Question&Answers:os...

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

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Type List vs type ArrayList in Java

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

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database - What are the best practices for SQLite on Android?

What would be considered the best practices when executing queries on an SQLite database within an Android app ... there any best practices for these scenarios? Question&Answers:os...

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

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