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python - How to set target hosts in Fabric file

I want to use Fabric to deploy my web app code to development, staging and production servers. My fabfile: def ... the host to deploy to ? 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 - Where to store the personal access token from GitHub?

Is it necessary to store the personal access token somewhere locally on the machine after generating it in GitHub? ... it could be stored? 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 - Tomcat: How to find out running Tomcat version?

I'm trying to get Appfuse + Tomcat + jRebel working. Appfuse by default uses Cargo to download tomcat (ver. 7. ... "project embeded" tomcat) :) See Question&Answers more detail:os...

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

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street address - How should international geographical addresses be stored in a relational database?

Given the task of storing international geographic addresses in a relational table, what is the most flexible ... , UKAddress...? 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 - Color Tint UIButton Image

I noticed that when I place a white or black UIImage into a UISegmentedControl it automatically color masks it ... change their actual color? See Question&Answers more detail:os...

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

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Creating and returning Observable from Angular 2 Service

This is more of a "best practices" question. There are three players: a Component, a Service and a Model. The ... that array, and return 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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java - ADB over wireless

Hey i was wondering do you need root to do this any more? I want to install/run apps over wireless to stop ... it reliable and easy to do now? See Question&Answers more detail:os...

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

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objective c - How can I create a big, red UIButton with iOS?

Using iOS, how would I go about creating a red "delete" button similar to the one used when deleting contacts on the iPhone? See Question&Answers more detail:os...

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

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information schema - How to check if a Constraint exists in Sql server?

I have this sql: ALTER TABLE dbo.ChannelPlayerSkins DROP CONSTRAINT FK_ChannelPlayerSkins_Channels but ... FK_ChannelPlayerSkins_Channels. 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 - Why do we need to call zero_grad() in PyTorch?

The method zero_grad() needs to be called during training. But the documentation is not very helpful | zero_grad( ... need to call this method? See Question&Answers more detail:os...

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

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build - Prevent unit tests but allow integration tests in Maven

I've a Maven build in which I use the SureFire plugin to run some unit tests, and the FailSafe plugin ... with the functionality of "onlyITs"? 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 upgrade Git to latest version on macOS?

I just bought a new Mac with OS X Lion and I checked in the Terminal what version of git is installed by default. ... .4. What am I doing 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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asp.net - Can I incorporate both SignalR and a RESTful API?

I have a single page web app developed using ASP.NET. I recently converted many of the web methods to be ... the most elegant way forward here? See Question&Answers more detail:os...

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

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angularjs - angular.min.js.map not found, what is it exactly?

When I load the page and check chrome console i find these errors: what exactly are map files in angular? I ... /Scripts/angular.min.js.map: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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Ansible fails with /bin/sh: 1: /usr/bin/python: not found

I'm running into an error I've never seen before. Here is the command and the error: $ ansible-playbook ... which was running Ubuntu 15.04 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 - How can I display the application version revision in my application's settings bundle?

I would like to include the application version and internal revision, something like 1.0.1 (r1243), in ... without affecting the source 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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mysql - mysqld_safe Directory '/var/run/mysqld' for UNIX socket file don't exists

While starting mysql server 5.7.17 using mysqld_safe, following error occcours. 2017-02-10T17:05:44.870970Z mysqld_safe ... How to fix 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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android - How to disable Crashlytics during development

Is there any simple way to turn Crashlytics Android SDK off while developing ? I don't want it to send ... forgetting to uncomment it and commit See Question&Answers more detail:os...

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

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xcode4 - Xcode 4 - "Archive" is greyed out?

I would like to archive my application, but the Archive option is greyed out. What could cause 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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matplotlib - How to plot ROC curve in Python

I am trying to plot a ROC curve to evaluate the accuracy of a prediction model I developed in Python using logistic ... . How could I 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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How to add an auto-incrementing primary key to an existing table, in PostgreSQL?

I have a table with existing data. Is there a way to add a primary key without deleting and re-creating the table? 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 - Grepping a huge file (80GB) any way to speed it up?

grep -i -A 5 -B 5 'db_pd.Clients' eightygigsfile.sql This has been running for an hour on a fairly powerful ... grep is grabbing up to 93% CPU 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 - Django - How to rename a model field using South?

I would like to change a name of specific fields in a model: class Foo(models.Model): name = models.CharField() ... way to do this using South? See Question&Answers more detail:os...

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

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dns - Nginx Different Domains on Same IP

I would like to host 2 different domains in the same server using nginx. I redirected both domains to this host via ... can I fix this? Thanks. See Question&Answers more detail:os...

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

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226 views

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Using RegEX To Prefix And Append In Notepad++

I have quite a large list of words in a txt file and I'm trying to do a regex find and replace in Notepad++ ... :"wordthree" How can I 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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python - How to find which version of TensorFlow is installed in my system?

I need to find which version of TensorFlow I have installed. I'm using Ubuntu 16.04 Long Term Support. See Question&Answers more detail:os...

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

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336 views

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c++ - Compiling with g++ using multiple cores

Quick question: what is the compiler flag to allow g++ to spawn multiple instances of itself in order to compile ... for a multi-core CPU)? See Question&Answers more detail:os...

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

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262 views

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c++ - How to fix .pch file missing on build?

When I build my c++ solution in Visual Studio it complains that the xxxxx.pch file is missing. Is there a ... pch': No such file or directory See Question&Answers more detail:os...

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

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