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I have two questions. 1) CSS Loader and Style Loader are two webpack loaders. I couldn't grasp the difference ... in the above Readme.md files? See Question&Answers more detail:os...

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linux - Recursively remove files

Does anyone have a solution to remove those pesky ._ and .DS_Store files that one gets after moving files from a Mac ... /var/www/html/ down... See Question&Answers more detail:os...

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SQL Server: Filter output of sp_who2

Under SQL Server, is there an easy way to filter the output of sp_who2? Say I wanted to just show rows for a certain database, for example. See Question&Answers more detail:os...

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sql - How to find third or n?? maximum salary from salary table?

How to find third or nth maximum salary from salary table(EmpID, EmpName, EmpSalary) in optimized way? See Question&Answers more detail:os...

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r - What you can do with a data.frame that you can't with a data.table?

I just started using R, and came across data.table. I found it brilliant. A very naive question: Can ... syntax confusion between two packages? See Question&Answers more detail:os...

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How to create a template function within a class? (C++)

I know it's possible to make a template function: template<typename T> void DoSomeThing(T x){} and it's ... a template, but the function is? See Question&Answers more detail:os...

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Rails 3.1 and Image Assets

I have put all my images for my admin theme in the assets folder within a folder called admin. Then I link ... served. Am I missing something? See Question&Answers more detail:os...

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bash - Minimal web server using netcat

I'm trying to set up a minimal web server using netcat (nc). When the browser calls up localhost:1500, for ... though. How can I achieve this? See Question&Answers more detail:os...

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html - What is aria-label and how should I use it?

A few hours ago I read about the aria-label attribute, which: Defines a string value that labels the current element ... how should I use it? See Question&Answers more detail:os...

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static function in C

What is the point of making a function static in C? See Question&Answers more detail:os...

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php - Practical Zend_ACL + Zend_Auth implementation and best practices

Context: My questions pertain to a forum I'm developing pretty much exactly like SO, where there are: guests who ... it ideally should be done? See Question&Answers more detail:os...

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How to add apache commons collections in Android Studio (Gradle)

Im trying to use ListUtils but when I ran the app I got this error: Caused by: java.lang.ClassNotFoundException: ... dont know how to do that? See Question&Answers more detail:os...

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c# - Missing XML comment for publicly visible type or member

I am getting this warning: "Missing XML comment for publicly visible type or member". How to solve this? See Question&Answers more detail:os...

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Mercurial stuck "waiting for lock"

Got a bluescreen in windows while cloning a mercurial repository. After reboot, I now get this message for almost all ... is no help. Any tips? See Question&Answers more detail:os...

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regex - Using sed and grep/egrep to search and replace

I am using egrep -R followed by a regular expression containing about 10 unions, so like: .jpg | .png | .gif ... that it got the input from. See Question&Answers more detail:os...

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javascript - Drag-and-drop file upload in Google Chrome/Chromium and Safari?

Drag-and-drop file uploading can be done in Firefox 3.6. A Google search for html5 drag-and-drop file ... addition, can you support Safari? See Question&Answers more detail:os...

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html - Disabling android's chrome pull-down-to-refresh feature

I've created a small HTML5 web application for my company. This application displays a list of items and everything works ... ; return; } } }); See Question&Answers more detail:os...

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jquery if div id has children

This if-condition is what's giving me trouble: if (div id=myfav has children) { do something } else { do something ... *))') ) { do something } See Question&Answers more detail:os...

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github - Git: Remove committed file after push

Is there a possibility to revert a committed file in Git? I've pushed a commit to GitHub and then I realized ... haven't finished the changes). See Question&Answers more detail:os...

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How to uninstall/upgrade Angular CLI?

When I try to create a new project with Angular CLI, with: ng n app I get this error: fs.js:640 ... can I upgrade or uninstall Angular CLI? See Question&Answers more detail:os...

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aop - Java Aspect-Oriented Programming with Annotations

In a post entitled "AOP Fundamentals", I asked for a King's English explanation of what AOP is, and what ... and this so-called aspect weaver? See Question&Answers more detail:os...

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Is it possible only to declare a variable without assigning any value in Python?

Is it possible to declare a variable in Python, like so?: var so that it initialized to None? It ... calls Other languages have "variables" See Question&Answers more detail:os...

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groovy - What the difference in applying gradle plugin

I don't understand gradle plugins block apply plugin: 'someplugin1' apply plugin: 'maven' and other one: plugins ... block and when second one. See Question&Answers more detail:os...

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filter - How to put a delay on AngularJS instant search?

I have a performance issue that I can't seem to address. I have an instant search but it's somewhat laggy, ... I can delay the instant search. See Question&Answers more detail:os...

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makefile - CFLAGS vs CPPFLAGS

I understand that CFLAGS (or CXXFLAGS for C++) are for the compiler, whereas CPPFLAGS is used by the preprocessor. ... at least). What gives?) See Question&Answers more detail:os...

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c# - Generate distinctly different RGB colors in graphs

When generating graphs and showing different sets of data it usually a good idea to difference the sets by color. ... C# and RGB based colors. See Question&Answers more detail:os...

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python - How to perform OR condition in django queryset?

I want to write a Django query equivalent to this SQL query: SELECT * from user where income >= 5000 or ... get union of individual querysets. See Question&Answers more detail:os...

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linux - How do I get cURL to not show the progress bar?

I'm trying to use cURL in a script and get it to not show the progress bar. I've tried the -s, -silent, ... http://google.com > temp.html does. See Question&Answers more detail:os...

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

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