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I got the below failure while trying to get MySQL-python installed on my Ubuntu/Linux Box.From the below it ... failed with error code 1 See Question&Answers more detail:os...

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

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ruby on rails - Connecting to WSL2 server via local network

I'm developing a rails app using WSL2/Ubuntu on my Windows 10 machine, which is great! The problem is I ... VScode part would be appreciated) See Question&Answers more detail:os...

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

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macos - Why is Python easy_install not working on my Mac?

I have a Mac running Python 2.6. When I try to use easy_install I get this message: /usr/bin/ ... Python or easy_install setting on Mac. See Question&Answers more detail:os...

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

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Finding the dominant color of an image in an Android @drawable

You can understand why I'm trying to find the dominant color in an image if you use Windows 7. When ... from an Android drawable resource. See Question&Answers more detail:os...

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

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How to reduce the size of an expo/react-native app on Android

I am developing a small dictionary app by using react native with expo. As I am compiling to Apk file. The size ... of the app? Thank you guys. See Question&Answers more detail:os...

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

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regex - How to invert a grep expression

The following grep expression successfully lists all the .exe and .html files in the current directory and sub directories. ... (That is, !=.) See Question&Answers more detail:os...

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

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Python type hinting without cyclic imports

I'm trying to split my huge class into two; well, basically into the "main" class and a mixin with ... come from it knowing the types? See Question&Answers more detail:os...

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

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What exactly does Perl's "bless" do?

I understand one uses the "bless" keyword in Perl inside a class's "new" method: sub new { my $self = ... bless" doing to that hash reference ? See Question&Answers more detail:os...

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

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SQL - Query to get server's IP address

Is there a query in SQL Server 2005 I can use to get the server's IP or name? See Question&Answers more detail:os...

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

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r - dplyr change many data types

I have a data.frame: dat <- data.frame(fac1 = c(1, 2), fac2 = c(4, 5), fac3 = c(7, 8), ... a more elegant (shorter) way in dplyr? thx Christof See Question&Answers more detail:os...

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

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python - Selenium-Debugging: Element is not clickable at point (X,Y)

I try to scrape this site by Selenium. I want to click in "Next Page" buttom, for this I do: driver. ... () but I got the same error See Question&Answers more detail:os...

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

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java - Set System Property With Spring Configuration File

Configuration: Spring 2.5, Junit 4, Log4j The log4j file location is specified from a system property ${log. ... ? Any ideas are appreciated. See Question&Answers more detail:os...

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

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linq - Entity Framework, Code First and Full Text Search

I realize that a lot of questions have been asked relating to full text search and Entity Framework, but I ... with code first? Thanks, Eric See Question&Answers more detail:os...

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

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javascript - Backbone.js and pushState

If I enable pushState in the backbone router, do I need to use return false on all links or does backbone ... html part and the script part. See Question&Answers more detail:os...

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

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How to copy multiple files in one layer using a Dockerfile?

The following Dockerfile contains four COPY layers: COPY README.md ./ COPY package.json ./ COPY gulpfile.js ./ COPY ... ", "another_file ./", ] See Question&Answers more detail:os...

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

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In a javascript array, how do I get the last 5 elements, excluding the first element?

[1, 55, 77, 88] // ...would return [55, 77, 88] adding additional examples: [1, 55, 77, 88, 99, 22, 33, 44 ... 33, 44] [1] // ...would return [] See Question&Answers more detail:os...

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

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php - What does "Mass Assignment" mean in Laravel?

When I went through Laravel Document about Eloquent ORM topic part, I got a new term "Mass Assignment". ... a simple explanation about that? 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 - Fragment or Support Fragment?

I am developing an app that supports Android >= 4.0. It uses fragments from the android.app package. As I ... , when developing for Android 4? See Question&Answers more detail:os...

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

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Why would I want stage before committing in Git?

I'm new to version control and I understand that "committing" is essentially creating a backup while updating the new ... as a 'tracked' file? See Question&Answers more detail:os...

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

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jquery - Convert Object to JSON string

jQuery.parseJSON('{"name":"John"}') converts string representation to object but I want the reverse. Object is to ... native method 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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javascript - Is there a proper way of resetting a component's initial data in vuejs?

I have a component with a specific set of starting data: data: function (){ return { modalBodyDisplay: ' ... initial data the only option? See Question&Answers more detail:os...

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

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How does rem differ from em in CSS?

In website source, I have sometimes seen developers use the rem unit. Is it similar to em? I tried it to see what ... p { font-size: 1.4rem; } See Question&Answers more detail:os...

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

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html - Bug With Firefox - Disabled Attribute of Input Not Resetting When Refreshing

I've found what I believe to be a bug with Firefox and I'm wondering if this actually is a bug, as well ... is a checkbox instead of a textbox. See Question&Answers more detail:os...

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

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unix - Bash script to receive and repass quoted parameters

I'm trying to get quoted parameters of a bash script to safely be received by a nested script. Any ideas? test.sh ... "ccc ddd" aaa bbb ccc ddd See Question&Answers more detail:os...

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

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c++ - The Pimpl Idiom in practice

There have been a few questions on SO about the pimpl idiom, but I'm more curious about how often it ... thing would be welcome suggestions. See Question&Answers more detail:os...

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

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iPhone Development - XMLParser vs. libxml2 vs. TouchXML

I cannot find comparison of these parsing technique. Which one is most commonly used? Regards. Mustafa See Question&Answers more detail:os...

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

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iphone - Apple gyroscope sample code

I am planning to develop an gyroscope based project like rotating an opengl texture using gyroscope data, is there ... if any sample available.. See Question&Answers more detail:os...

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

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How to check if an URL exists with the shell and probably curl?

I am looking for a simple shell (+curl) check that would evaluate as true or false if an URL exists (returns 200) or not. See Question&Answers more detail:os...

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

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