OStack Q&A-Knowledge Sharing Community

0 votes

1.4k views

1 answer

c# - Pair bluetooth devices to a computer with 32feet .NET Bluetooth library

If you want to know how to use 32feet.NET library to communicate with bluetooth devices, read the solution ... data without user interaction? See Question&Answers more detail:os...

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

0 votes

354 views

1 answer

vsto - How do I create a real-time Excel automation add-in in C# using RtdServer?

I was tasked with writing a real-time Excel automation add-in in C# using RtdServer for work. I ... Rosenblum and Govert especially helpful. See Question&Answers more detail:os...

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

0 votes

262 views

1 answer

python - How can I save an image with PIL?

I have just done some image processing using the Python image library (PIL) using a post I found earlier to ... an image with Pythons PIL? See Question&Answers more detail:os...

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

0 votes

583 views

1 answer

css - How can I horizontally align my divs?

For some reason my divs won't center horizontally in a containing div: .row { width: 100%; margin: 0 auto; } . ... ="block">Dolor</div> </div> See Question&Answers more detail:os...

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

0 votes

486 views

1 answer

ruby - How to check if a URL is valid

How can I check if a string is a valid URL? For example: http://hello.it => yes http:||bra.ziz, => no ... if this is relative to a image file? See Question&Answers more detail:os...

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

0 votes

675 views

1 answer

windows - Difference between wscript and cscript

What is the difference between cscript and wscript? Which is best for doing Telnet and FTP automation in Windows? See Question&Answers more detail:os...

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

0 votes

597 views

1 answer

java - How to ignore PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException?

I got the following exception when try to post a request to a http server: Here is the code I used URL url ... a way to ignore this exception? See Question&Answers more detail:os...

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

0 votes

656 views

1 answer

c# - Change connection string & reload app.config at run time

When I change the connection string using this code, it does not reload app.config at ... ConnectionStrings.SectionInformation.SectionName); See Question&Answers more detail:os...

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

0 votes

318 views

1 answer

javascript - AngularJS abort all pending $http requests on route change

Please go through the code first app.js var app = angular.module('Nimbus', ['ngRoute']); route.js app. ... other way to implement the same ? See Question&Answers more detail:os...

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

0 votes

354 views

1 answer

c++ - Compile the Python interpreter statically?

I'm building a special-purpose embedded Python interpreter and want to avoid having dependencies on dynamic libraries so ... done in one step? See Question&Answers more detail:os...

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

0 votes

583 views

1 answer

python - Getting gradient of model output w.r.t weights using Keras

I am interested in building reinforcement learning models with the simplicity of the Keras API. Unfortunately, I ... layer would be appreciated. See Question&Answers more detail:os...

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

0 votes

277 views

1 answer

ios - How do I use AVFoundation to crop a video

I'm trying to use AVFoundation to crop videos I'm recording. So lets say i create a ... guidance would be appreciated. See Question&Answers more detail:os...

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

0 votes

193 views

1 answer

TypeScript - use correct version of setTimeout (node vs window)

I am working on upgrading some old TypeScript code to use the latest compiler version, and I'm having trouble ... assignable to type 'number'. See Question&Answers more detail:os...

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

0 votes

887 views

1 answer

shell - How to set child process' environment variable in Makefile

I would like to change this Makefile: SHELL := /bin/bash PATH := node_modules/.bin:$(PATH) boot: @supervisor ... NODE_ENV. What did I miss? See Question&Answers more detail:os...

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

0 votes

411 views

1 answer

c# - Why aren't variables declared in "try" in scope in "catch" or "finally"?

In C# and in Java (and possibly other languages as well), variables declared in a "try" block are not ... in any other applicable languages)? See Question&Answers more detail:os...

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

0 votes

840 views

1 answer

c# - JSON.Net Self referencing loop detected

I have a mssql database for my website within 4 tables. When I use this: public static string GetAllEventsForJSON( ... ].CyberUser.UserLogs[0]'. See Question&Answers more detail:os...

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

0 votes

271 views

1 answer

c++ - Where do I find the definition of size_t?

I see variables defined with this type but I don't know where it comes from, nor what is its purpose. Why not ... "similar" types? Void_t, etc). See Question&Answers more detail:os...

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

0 votes

321 views

1 answer

Changing java platform on which netbeans runs

I am using Netbeans 6.7. I had first installed Java 1.5 before installing Netbeans. When i installed ... to the whole Netbeans application. See Question&Answers more detail:os...

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

0 votes

450 views

1 answer

python - How can I strip the whitespace from Pandas DataFrame headers?

I am parsing data from an Excel file that has extra white space in some of the column headings. When I ... space from the column headings? See Question&Answers more detail:os...

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

0 votes

653 views

1 answer

c++ - Inheritance: 'A' is an inaccessible base of 'B'

$ cat inheritance.cpp #include <iostream> using namespace std; class A { }; class B : private A { }; int ... in C++? Looks totally harmless. See Question&Answers more detail:os...

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

0 votes

830 views

1 answer

mysql - LEFT JOIN only first row

I read many threads about getting only the first row of a left join, but, for some reason, this does not work for ... 1 ) WHERE f.id = '13815' See Question&Answers more detail:os...

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

0 votes

363 views

1 answer

Python Pandas: How to read only first n rows of CSV files in?

I have a very large data set and I can't afford to read the entire data set in. So, I'm thinking of ... do it. Any thought will be appreciated. See Question&Answers more detail:os...

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

0 votes

428 views

1 answer

c# - request exceeds the configured maxQueryStringLength when using [Authorize]

I have a MVC3 site in C#, I have a particular view being fed query parameters from a JavaScript function, the ... taking effect. VS2010 Pro SP1 See Question&Answers more detail:os...

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

0 votes

492 views

1 answer

What does "rep; nop;" mean in x86 assembly? Is it the same as the "pause" instruction?

What does rep; nop mean? Is it the same as pause instruction? Is it the same as rep nop (without the semi ... in BeRTOS, with the same comment. See Question&Answers more detail:os...

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

0 votes

330 views

1 answer

java - Debugging in Maven?

Is it possible to launch a debugger such as jdb from Maven? I have a pom.xml file that compiles the project ... I have to use some plugin. See Question&Answers more detail:os...

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

0 votes

479 views

1 answer

php - MySql Error: 1364 Field 'display_name' doesn't have default value

I have just switched from a MAMP installation to a native Apache, MySql and PHP installation. I have got ... change this setting in MySql? See Question&Answers more detail:os...

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

0 votes

271 views

1 answer

stl - How can currying be done in C++?

What is currying? How can currying be done in C++? Please Explain binders in STL container? See Question&Answers more detail:os...

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

0 votes

213 views

1 answer

Two ways of defining functions in Scala. What is the difference?

Here is a little Scala session that defines and tries out some functions: scala> def test1(str: String) = ... function, and a valed function? See Question&Answers more detail:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags