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Is it possible to use any datasets available via the kaggle API in Google Colab? I see the Kaggle API is ... datasets it provides access 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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javascript - D3 - how to deal with JSON data structures?

I'm new to D3, and spent already a few hours to find out anything about dealing with structured data, but ... anyone point what I did 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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628 views

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stl - General use cases for C++ containers

What are the general use cases for the C++ standard library containers? bitset deque list map multimap multiset ... better for a paired search. See Question&Answers more detail:os...

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

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http - CURL Command Line URL Parameters

I am trying to send a DELETE request with a url parameter using CURL. I am doing: curl -H application/x-www- ... point out what I'm 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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linux - Negate if condition in bash script

I'm new to bash and I'm stuck at trying to negate the following command: wget -q --tries=10 --timeout=20 - ... ! anywhere doesn't seem to work. See Question&Answers more detail:os...

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

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caching - Redis: possible to expire an element in an array or sorted set?

Is it currently only possible to expire an entire key/value pair? What if I want to add values to a List ... job to do the purging manually? See Question&Answers more detail:os...

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

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dom - Get Element value with minidom with Python

I am creating a GUI frontend for the Eve Online API in Python. I have successfully pulled the XML data from ... print the value of the 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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php - explain $CI =& get_instance();

Looking through codeigniter's source code, in its helper functions I keep seeing code $CI =& get_instance(); ... does get_instance() come from? See Question&Answers more detail:os...

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

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continuous integration - Jenkins CI: How to trigger builds on SVN commit

What plugins and plugin features do I need to set in order to get my Jenkins job to trigger a ... features that allow trigger configuration. 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 do I calculate a trendline for a graph?

Google is not being my friend - it's been a long time since my stats class in college...I need to ... but whatever language works for you) 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 retransform a class at runtime

I am tring modify class which already loaded in a jvm. The solution which I found is: 1st Attach an agent ... sayHello2() print Hello World!2 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 migrate a .NET Windows Service application to Linux using mono?

What would be the best approach to migrate a .NET Windows Service to Linux using mono? I've been trying to ... daemon(in linux) like behavior? See Question&Answers more detail:os...

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

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SQL select join: is it possible to prefix all columns as 'prefix.*'?

I'm wondering if this is possible in SQL. Say you have two tables A and B, and you do a select on table A and ... to be able to do a SELECT *. See Question&Answers more detail:os...

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

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nslocale - How to get current language code with Swift?

I want get the language code of the device (en, es...) in my app written with Swift. How can get ... : preferredLanguages) But this returns nil. See Question&Answers more detail:os...

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

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javascript - How to get and set the current web page scroll position?

How can I get and set the current web page scroll position? I have a long form which needs to be refreshed ... set it back after it reloads. See Question&Answers more detail:os...

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

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'const string' vs. 'static readonly string' in C#

In C#, what's the difference between static readonly string MyStr; and const string MyStr; ? 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# - Prompt Dialog in Windows Forms

I am using System.Windows.Forms but strangely enough don't have the ability to create them. How can I get ... to enter any text input possible. 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 manipulate the strip text of facet_grid plots?

I'm wondering how I can manipulate the size of strip text in facetted plots. My question is similar to a ... :-( Many thanks in advance. See Question&Answers more detail:os...

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

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javascript - Promise.all().then() resolve?

Using Node 4.x. When you have a Promise.all(promises).then() what is the proper way to resolve the data and ... is the right approach to 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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javascript - How do I detect IE 8 with jQuery?

I need to detect not only the browser type but version as well using jQuery. Mostly I need to find out if it ... to use a Non-JQuery solution. 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 - Should it be "Arrange-Assert-Act-Assert"?

Regarding the classic test pattern of Arrange-Act-Assert, I frequently find myself adding a counter-assertion that ... hasn't yet worked. 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 - Pandas df.to_csv("file.csv" encode="utf-8") still gives trash characters for minus sign

I've read something about a Python 2 limitation with respect to Pandas' to_csv( ... etc ...). Have I hit it ... ='records', encoding="utf-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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Rails: Order with nulls last

In my Rails app I've run into an issue a couple times that I'd like to know how other people ... get consistent performance across any database? See Question&Answers more detail:os...

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

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330 views

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prototypejs - Iterating over every property of an object in javascript using Prototype?

Is there a way to iterate over every property of an object using the Prototype JavaScript framework? Here's the ... proper way to do 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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python - PANDAS plot multiple Y axes

I know pandas supports a secondary Y axis, but Im curious if anyone knows a way to put a tertiary Y axis ... be a limitation of matplotlib... See Question&Answers more detail:os...

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

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html - Align vertically using CSS 3

With CSS 3, are there any way to vertically align an block element? Do you have an example? Thank you. See Question&Answers more detail:os...

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

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374 views

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javascript - Is it a good practice using Observable with async/await?

I am using angular 2 common http that return an Observable, but I face with a problem that my code likes a ... solve this with async/await :D See Question&Answers more detail:os...

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

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Custom ValidationSummary template Asp.net MVC 3

I am working on a project with Asp.Net MVC3 In a View I have @Html.ValidationSummary(true) and as usually it produces < ... </p> </div> </div> See Question&Answers more detail:os...

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

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