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javascript - Why does Node.js' fs.readFile() return a buffer instead of string?

I'm trying to read the content of test.txt(which is on the same folder of the Javascript source) ... -Camposs-MacBook-Pro:node_test Nathan$ See Question&Answers more detail:os...

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

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.net - WCF service startup error "This collection already contains an address with scheme http"

I built a web application containing a WCF service contract and a Silverlight control which makes calls to that WCF ... I get around this issue? See Question&Answers more detail:os...

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

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mysql - Easiest way to copy a table from one database to another?

What is the best method to copy the data from a table in one database to a table in another database when ... access database2 only. Any idea? 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++ - What's the point of const pointers?

I'm not talking about pointers to const values, but const pointers themselves. I'm learning C and C++ beyond ... what's the advantage of const? See Question&Answers more detail:os...

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

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timeline - How can I view file history in Git?

With Subversion I could use TortoiseSVN to view the history/log of a file. How can I do this with Git? ... to compare the different versions. 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 - How to implement In-App Billing in an Android application?

It seems that it is quite complicated to implement In-App Billing in an Android app. How could I do this ... mine that has multiple Activities. See Question&Answers more detail:os...

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

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swift - UITableViewCell: rounded corners and shadow

I'm changing the width of a UITableViewCell so that the cell is smaller but the user can still scroll along the ... : Trying R Moyer's answer See Question&Answers more detail:os...

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

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nginx - How can I tell if my server is serving GZipped content?

I have a webapp on a NGinx server. I set gzip on in the conf file and now I'm trying to see if it ... why is there a difference in the results? See Question&Answers more detail:os...

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

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search - Linux command: How to 'find' only text files?

After a few searches from Google, what I come up with is: find my_folder -type f -exec grep -l "needle text ... that I need to search through. See Question&Answers more detail:os...

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

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amazon ec2 - How to push to git on EC2

I am trying to follow this instruction. I have a local git repo and when I do a git push, I need the repo ... /key/path. This worked for me. See Question&Answers more detail:os...

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

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version control - How can I create a Git repository with the default branch name other than "master"?

In the Pro Git book, it says origin is not special Just like the branch name master does not have any special ... Is there a way to do 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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JPG vs. JPEG image formats

I often use JPEG images, and I have noticed that there are two very similar file extensions: .jpg, which my mobile's ... And if so, what is it? See Question&Answers more detail:os...

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

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bash - How to check if a symlink exists

I'm trying to check if a symlink exists in bash. Here's what I've tried. mda=/usr/mda if [ ! -L $mda ] ... '!' is there, it triggers every time. See Question&Answers more detail:os...

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

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asynchronous - Why would one use Task<T> over ValueTask<T> in C#?

As of C# 7.0 async methods can return ValueTask<T>. The explanation says that it should be used when we have ... ValueTask fail to do the job? See Question&Answers more detail:os...

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

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ios - Multiline label in UIStackView

When putting multiline label (with linebreak set to Word Wrap) into a stack view, the label immediately loses the ... label within a stack view? 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 - Getting "Warning! PATH is not properly set up" when doing rvm use 2.0.0 --default

Above doesn't work first time, works 2nd time. Try to set ruby version to 2.0.0 for any new shell windows. ... current && default # * - default See Question&Answers more detail:os...

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

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asp.net mvc 4 - Why use @Scripts.Render("~/bundles/jquery")

How does @Scripts.Render("~/bundles/jquery") differ from just referencing the script from html like this < ... there any performance gains? See Question&Answers more detail:os...

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

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630 views

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lisp - How is Racket different from Scheme?

Racket is a descendant of Scheme. How is Racket different than R6RS? What did it add, or take away, or ... referring to the main Racket dialect. See Question&Answers more detail:os...

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

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sublimetext2 - Sublime Text 2 keyboard shortcut to open file in specified browser (e.g. Chrome)

I do web development and am trying out Sublime Text 2. Is there a keyboard shortcut to open the current ... for web development is 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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Reusing http connections in Go

I'm currently struggling to find a way to reuse connections when making HTTP posts in Go. I've created a ... to reuse connections in this case? See Question&Answers more detail:os...

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

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421 views

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android - Failed to find 'ANDROID_HOME' environment variable

I am trying to build an ionic-android project and i have android sdk installed. The name of my project is ... How can i build this project? See Question&Answers more detail:os...

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

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572 views

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angular - @HostBinding and @HostListener: what do they do and what are they for?

In my meanderings around the world wide interweb, and now especially the angular.io style docs, I find many ... an example of their usage? 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 - get the current class name?

All I am trying to do is to get the current class name, and java appends a useless non-sense $1 to the ... = this.getClass().getName(); 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 - How can I enable cURL for an installed Ubuntu LAMP stack?

I have installed the Ubuntu LAMP stack. But cURL is not enabled, and neither can I can find the extension listed ... should I enable cURL then? See Question&Answers more detail:os...

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

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asp.net - HTTP handler vs HTTP module

Can someone explain in less than 2 sentences the difference between both? Yes, I know google can provide hundreds of ... in 2 clear sentences:) See Question&Answers more detail:os...

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

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unit testing - What is a "Stub"?

So, carrying on with my new years resolution to get more in to TDD, I am now starting to work more with Rhino ... resource). What is a "Stub"? 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 is the difference between cout, cerr, clog of iostream header in c++? When to use which one?

I tried researching the difference between cout, cerr and clog on the internet but couldn't find a perfect answer. I ... each one's exact use. 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 is scope/named_scope in rails?

I've recently started an internship. My employer uses ruby on rails, and I frequently encounter new syntax that I ... scope) in ruby on rails? See Question&Answers more detail:os...

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

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