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git - Move file and directory into a sub-directory along with commit history

How can I move a directory and files to a sub-directory along with commit history? For example: Source directory ... q/[files & sub-dirs] See Question&Answers more detail:os...

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

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743 views

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r - Library is not writable

I have this issue during package installation in R version 3.0.2 (2013-09-25) on an Ubuntu machine: install. ... not writable How to resolve 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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376 views

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iPhone UIButton with UISwitch functionality

Is there either a way to implement UISwitch with custom graphics for the switch-states? Or as an ... UIButton with UISwitch functionality? 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 - How can I document data sets with roxygen?

Is it possible to include .R files in the data directory of my package in the roxygen process? I ... files and perform some transformations. See Question&Answers more detail:os...

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

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400 views

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html - Make content horizontally scroll inside a div

I have a division in which I wanna show images and on click open them in a lightbox. I have floated them left and ... . Don't know what's wrong. See Question&Answers more detail:os...

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

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791 views

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oauth 2.0 - "This app would like to: Have offline access" when access_type=online

I have a Google App with OAuth 2.0 authentication. Everything used to work fine but recently I started ... was using for the authentication. See Question&Answers more detail:os...

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

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git: How do you add an external directory to the repository?

I want to add an external directory to an existing repository. External Dir: /home/some/directory Working ... /directory' is outside repository See Question&Answers more detail:os...

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

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413 views

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Managing SSH keys within Jenkins for Git

I'm trying to get Jenkins up and running with a GitHub hosted repository (using the Jenkins Git plugin). The ... I'm running CentOS 5.8 See Question&Answers more detail:os...

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

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algorithm - Collision detection of huge number of circles

What is the best way to check collision of huge number of circles? It's very easy to detect collision between ... small that it won't happen. 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++ - Use-cases of pure virtual functions with body?

I recently came to know that in C++ pure virtual functions can optionally have a body. What are the real-world use cases for such functions? See Question&Answers more detail:os...

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

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331 views

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How to initialize an array of structs in MATLAB?

How can I preallocate an array of structs in MATLAB? I want to preallocate "a" in this example so that it does not ... 100 a(i).x = i; end See Question&Answers more detail:os...

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

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318 views

1 answer

How to center the camera so that marker is at the bottom of screen? (Google map api V2 Android)

When a marker is clicked, the default behavior for the camera is to center it on screen, but because I usually ... } Thanks for helping ^ ^ See Question&Answers more detail:os...

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

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692 views

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r - What is the difference between cat and print?

cat and print both seem to offer a "print" functionality in R. x <- 'Hello world! ' cat(x) # Hello world! ... cat, and when do I use print? See Question&Answers more detail:os...

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

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578 views

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build automation - Multiple settings gradle files for multiple projects building

I have the following project structure -->Starnderd Location -->Project1 -->settings.gradle -->build.gradle --> ... I'm doing here wrong? 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# - How to use the .NET Timer class to trigger an event at a specific time?

I would like to have an event triggered in my app which runs continuously during the day at a certain time, ... not having to keep checking. See Question&Answers more detail:os...

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

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clang: no out-of-line virtual method definitions (pure abstract C++ class)

I'm trying to compile the following simple C++ code using Clang-3.5: test.h: class A { public: A(); ... any errors, even with -Wweak-vtables. See Question&Answers more detail:os...

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

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434 views

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Rails: redirect all unknown routes to root_url

Whenever a user hits the wrong page, rails shows 404.html from the public folder. However, I'd like just to ... ' Any suggestions? Thanks, 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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415 views

1 answer

objective c - IBOutletCollection set ordering in Interface Builder

I am using IBOutletCollections to group several Instances of similar UI Elements. In particular I group a number ... set the correct ordering. See Question&Answers more detail:os...

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

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413 views

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r - Possible to show console messages (written with `message`) in a shiny ui?

I don't understand R's message vs cat vs print vs etc. too deeply, but I'm wondering if it's possible to ... Google group since I got 0 answers. See Question&Answers more detail:os...

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

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286 views

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How to show alphabetical letters on side of Android ListView

I've looked at a lot of tutorials for making a ListView have the alphabetical letters on the side (like the ... can know where it actually 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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846 views

1 answer

performance - Cycles/cost for L1 Cache hit vs. Register on x86?

I remember assuming that an L1 cache hit is 1 cycle (i.e. identical to register access time) in my ... does it compare to register access? See Question&Answers more detail:os...

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

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277 views

1 answer

python - How to make a field conditionally optional in WTForms?

My form validation is working nearly complete, I just have 2 cases I don't know exactly how to solve: 1) ... " Thanks for any answer or comment See Question&Answers more detail:os...

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

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342 views

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c - Finding the intersecting node from two intersecting linked lists

Suppose there are two singly linked lists both of which intersect at some point and become a single linked ... finding the intersecting node? See Question&Answers more detail:os...

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

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386 views

1 answer

python - Tesseract OCR on AWS Lambda via virtualenv

I have spent all week attempting this, so this is a bit of a hail mary. I am attempting to package ... pointers would be greatly 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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345 views

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PHP form token usage and handling

I'm a beginner working on a login script in PHP. This is the form token statement that I have so far: ... active" until the user logs out? See Question&Answers more detail:os...

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

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320 views

1 answer

c# - How do I open a second window from the first window in WPF?

I am new to WPF. I have two windows, such as window1 and window2. I have one button in window1. If I click ... the code I tried: window2.show(); See Question&Answers more detail:os...

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

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307 views

1 answer

python - Extract traceback info from an exception object

Given an Exception object (of unknown origin) is there way to obtain its traceback? I have code like this: def ... object once I have 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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1.4k views

1 answer

Spring AMQP + RabbitMQ 3.3.5 ACCESS_REFUSED - Login was refused using authentication mechanism PLAIN

I am getting below exception org.springframework.amqp.AmqpAuthenticationException: com.rabbitmq.client. ... thoughts/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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