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go - Golang : Is conversion between different struct types possible?

Let's say I have two similar types set this way : type type1 []struct { Field1 string Field2 int } type ... the source to the target) Thanks. See Question&Answers more detail:os...

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css - Bootstrap 3: pull-right for col-lg only

New to bootstrap 3.... In my layout I have: <div class="row"> <div class="col-lg-6 col-md-6"> ... http://jsfiddle.net/thibs/Y6WPz/ Thank-you See Question&Answers more detail:os...

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How do I get the coordinate position after using jQuery drag and drop?

How do I get the coordinate position after using jQuery drag and drop? I want to save the coordinate to a ... Is there any tutorial out there? See Question&Answers more detail:os...

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javascript - Determine if ajax call failed due to insecure response or connection refused

I've been doing a lot of research and could not find a way to handle this. I'm trying to perform a jQuery ... .responseText); }; request.send(); See Question&Answers more detail:os...

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Chart.js - Formatting Y axis

I'm using Chart.js to draw a simple bar plot and I need to format its Y axis like 123456.05 to 123 456,05 ... , and maybe give me an example ? See Question&Answers more detail:os...

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python - PIL rotate image colors (BGR -> RGB)

I have an image where the colors are BGR. How can I transform my PIL image to swap the B and R elements of each pixel in an efficient manner? See Question&Answers more detail:os...

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.net - How to get next (or previous) enum value in C#

I have an enum which is defined like this: public enum eRat { A = 0, B=3, C=5, D=8 }; So given value ... eRat.B+1 or Enum.Next(Erat.B)? Thanks See Question&Answers more detail:os...

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java - NullPointerException stack trace not available without debug agent

I have recently found a bug that causes a NullPointerException. The exception is caught and logged using a standard slf4j ... amd64, linux 2.6.9 See Question&Answers more detail:os...

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ruby - Overriding a module method from a gem in Rails

The will_paginate gem is broken on my version of Oracle. The default paginate_by_sql method in the WillPaginate module ... it down using Google. See Question&Answers more detail:os...

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ubuntu - Make docker use IPv4 for port binding

I have docker host and inside I have one container. The docker host is binding the port on IPv6 interface only, not on ... R+ 04:11 0:00 ps aux See Question&Answers more detail:os...

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android - Access to Google API - GoogleAccountCredential.usingOAuth2 vs GoogleAuthUtil.getToken()

Lately, I have been working a lot with Google APIs on Android especially Analytics, AdSense and Tasks API. I ... token in the first method ? See Question&Answers more detail:os...

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android - Capture picture without preview using camera2 API

What I want to achieve is capturing a picture without showing the preview, sending directly the output to an ... e.printStackTrace(); } } See Question&Answers more detail:os...

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php - How to downgrade or install a specific version of Composer?

I'm getting the following error in a project I'm setting up: You are using Composer 2, which some of your ... kind of implications go into that. See Question&Answers more detail:os...

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c - find if 4 points on a plane form a rectangle?

Can somebody please show me in C-style pseudocode how to write a function (represent the points however you like) ... what others come up with. See Question&Answers more detail:os...

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html - HTML5 phone number validation with pattern

I'm using HTML5 form validation to validate phone numbers from India. Phone numbers from India are 10 digits long, and start ... is 7, 8, or 9. See Question&Answers more detail:os...

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Getting WiFi signal strength in Android

I can get WiFi signal level in dBm using following code. for (ScanResult result : wifiScanResultList) { int ... or "Bad" signal strength? See Question&Answers more detail:os...

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powershell - How to pass credentials to the Send-MailMessage command for sending emails

I'm having difficulty passing my credentials to the Send-MailMessage command This is what I am running: Send- ... use it in this context. See Question&Answers more detail:os...

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c# - the source file is different from when the module was built

This is driving me crazy. I have a rather large project that I am trying to modify. I noticed earlier that ... or am I just missing something? See Question&Answers more detail:os...

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Why is "null" present in C# and Java?

We noticed that lots of bugs in our software developed in C# (or Java) cause a NullReferenceException. Is there ... couldn't work without null? See Question&Answers more detail:os...

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spring - Programmatic access to properties created by property-placeholder

I'm reading properties file using context:property-placeholder. How can I access them programatically (@Value ... .getProperty returns null See Question&Answers more detail:os...

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Android opening a file with ACTION_GET_CONTENT results into different Uri's

I am trying to open files by using Intent.ACTION_GET_CONTENT. Dependent on the Android version/ ... NetworkOnMainThreadException crashes). See Question&Answers more detail:os...

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How do I set the HTML options for collection_select in Rails?

I can't seem to find the syntax to add a class to a select tag generated by Rails collection_select. Some help? See Question&Answers more detail:os...

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jquery - Page Redirect after X seconds wait using JavaScript

I need to redirect to specific url after 5 seconds after putting an error message. First i have used Javascript as ... to wait for 5 seconds. See Question&Answers more detail:os...

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java - Where does the JVM store primitive variables?

Where does the Java JVM store primitive variables, and how is the memory used by primitives freed after use? I guess it is on the stack? See Question&Answers more detail:os...

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macos - Mounts denied. The paths ... are not shared from OS X and are not known to Docker

The command docker run -v /var/folders/zz/... produces the following error. docker: Error response from daemon ... turn runs the docker command. See Question&Answers more detail:os...

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java - Get bluetooth signal strength

I want to get the Bluetooth signal strength of an another device which connected to my phone, How can I get ... permission in my manifest file. See Question&Answers more detail:os...

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mongodb - Get BinData UUID from Mongo as string

I currently have some ids stored in Mongo as UUIDs (necessary for processing). They get returned like this: ... actual UUID from Mongo quickly. See Question&Answers more detail:os...

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javascript - Getting selected text position

Currently I'm getting the selected text in the browser doing this: window.getSelection(); Now I need to show a ... in Chrome, not all browsers. See Question&Answers more detail:os...

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

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