OStack Q&A-Knowledge Sharing Community

0 votes

617 views

1 answer

python - setup script exited with error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

When I try to install odoo-server, I got the following error: error: Setup script exited with error: command ' ... 1 Could anyone help me to solve this issue? Question&Answers:os...

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

0 votes

234 views

1 answer

javascript - Good tutorial for using HTML5 History API (Pushstate?)

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

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

0 votes

186 views

1 answer

java - What is the "owning side" in an ORM mapping?

What exactly does the owning side mean? What is an explanation with some mapping examples (one to many, ... relationship field or property of the owning side. Question&Answers:os...

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

0 votes

245 views

1 answer

c# - Keeping ASP.NET Session Open / Alive

Which is the easiest and most unobstrusive way to keep an ASP.NET session alive as long as the user has the ... ) to time out fast. Suggestions, code samples? Question&Answers:os...

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

0 votes

264 views

1 answer

performance - Are tuples more efficient than lists in Python?

Is there any performance difference between tuples and lists when it comes to instantiation and retrieval of elements? Question&Answers:os...

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

0 votes

146 views

1 answer

Calling Objective-C method from C++ member function?

I have a class (EAGLView) which calls a member function of a C++ class without problems. Now, the problem is ... I only found pure C examples of doing this. Question&Answers:os...

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

0 votes

115 views

1 answer

HTTP requests and JSON parsing in Python

I want to dynamically query Google Maps through the Google Directions API. As an example, this request calculates ... request, receive the result and parse it. Question&Answers:os...

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

0 votes

181 views

1 answer

How to find the Number of CPU Cores via .NET/C#?

Is there a way via .NET/C# to find out the number of CPU cores? PS This is a straight code question, not a "Should I use multi-threading?" question! :-) Question&Answers:os...

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

0 votes

461 views

1 answer

How to send email to multiple recipients using python smtplib?

After much searching I couldn't find out how to use smtplib.sendmail to send to multiple recipients. The problem was ... ","), msg.as_string()) smtp.quit() Question&Answers:os...

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

0 votes

328 views

1 answer

html - Google Chrome form autofill and its yellow background

I have design problem with Google Chrome and its form autofill function. If Chrome remembers some login/password ... background or just disable this autofill ? Question&Answers:os...

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

0 votes

155 views

1 answer

python - What is the purpose of the -m switch?

Could you explain to me what the difference is between calling python -m mymod1 mymod2.py args and python mymod1.py mymod2. ... '] So what is the -m switch for? Question&Answers:os...

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

0 votes

325 views

1 answer

css - How to make button look like a link?

I need to make a button look like a link using CSS. The changes are done but when I click on it, it shows ... that the button works as a link even when clicked? Question&Answers:os...

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

0 votes

150 views

1 answer

How to percent-encode URL parameters in Python?

If I do url = "http://example.com?p=" + urllib.quote(query) It doesn't encode / to %2F (breaks OAuth ... (it throws an exception) Is there a better library? Question&Answers:os...

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

0 votes

222 views

1 answer

python - Best way to find the intersection of multiple sets?

I have a list of sets: setlist = [s1,s2,s3...] I want s1 ∩ s2 ∩ s3 ... I can write a function to do ... ), etc. Is there a recommended, better, or built-in way? Question&Answers:os...

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

0 votes

182 views

1 answer

c++ - Should operator<< be implemented as a friend or as a member function?

That's basically the question, is there a "right" way to implement operator<< ? Reading this I can see that ... = (return paragraph) where paragraph's a string. Question&Answers:os...

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

0 votes

130 views

1 answer

python - Rename Pandas DataFrame Index

I've a csv file without header, with a DateTime index. I want to rename the index and column name, but with df. ... 2002-06-30 0.093000 2002-07-04 0.098667 Question&Answers:os...

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

0 votes

71 views

1 answer

c# - Prevent Caching in ASP.NET MVC for specific actions using an attribute

I have an ASP.NET MVC 3 application. This application requests records through jQuery. jQuery calls back to a ... each time, instead of a cached set? Question&Answers:os...

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

0 votes

675 views

1 answer

naming conventions - count vs length vs size in a collection

From using a number of programming languages and libraries I have noticed various terms used for the total number of ... being a property instead of a method? Question&Answers:os...

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

0 votes

174 views

1 answer

How can a JavaScript object refer to values in itself?

This question already has answers here: Question&Answers:os...

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

0 votes

138 views

1 answer

java - Replacing a fragment with another fragment inside activity group

I have a fragment inside a group activity and I want to replace it with another fragment: FragmentTransaction ... scroll view, then the fragment changes. Question&Answers:os...

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

0 votes

420 views

1 answer

bash - How do I run a terminal command in a Swift script? (e.g. xcodebuild)

I want to replace my CI bash scripts with swift. I can't figure out how to invoke normal terminal command such as ls or ... ls' ls // Fails ^ ... etc .... Question&Answers:os...

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

0 votes

723 views

1 answer

templates - Does C++ support compile-time counters?

For the purpose of introspection, sometimes I've wanted to automatically assign serial numbers to types, or something similar. ... ' '; // print "9 10" } Question&Answers:os...

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

0 votes

312 views

1 answer

date - How to get first and last day of the current week in JavaScript

I have today = new Date(); object. I need to get first and last day of the current week. I need both variants ... bit confuse now with a code. Can your help me? Question&Answers:os...

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

0 votes

77 views

1 answer

java - When exactly is it leak safe to use (anonymous) inner classes?

I have been reading some articles on memory leaks in Android and watched this interesting video from Google ... any explanation that could make things clearer. Question&Answers:os...

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

0 votes

284 views

1 answer

ruby - What's the difference between equal?, eql?, ===, and ==?

I am trying to understand the difference between these four methods. I know by default that == calls the method ... ? Are they supposed to differ in semantics? Question&Answers:os...

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

0 votes

204 views

1 answer

What is the correct cross-platform way to get the home directory in Python?

I need to get the location of the home directory of the current logged-on user. Currently, I've been using the ... the correct cross-platform way to do this ? Question&Answers:os...

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

0 votes

256 views

1 answer

How to fix docker: Got permission denied issue

I installed Docker in my machine where I have Ubuntu OS. When I run: sudo docker run hello-world All is ok, ... make: docker-compose up How can I resolve this? Question&Answers:os...

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

0 votes

125 views

1 answer

c++ - Fastest method of screen capturing on Windows

I want to write a screencasting program for the Windows platform, but am unsure of how to capture the screen. The ... video RAM. You can read the article here. Question&Answers:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags