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android - How to store the Generated QR-Code as an image in SDCard (ZXing library)

I m making an app based on QR code. I have to Generate a QR-Code of a specific String and also I ... my android device. Regards Qadir Hussain See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to measure Cassandra performance in JMeter

I want to use JMeter to measure Cassandra response time to some queries and multiple simultaneous accesses. I' ... for everything work properly? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - how does getdepth function work in MarchingCube algorithm?

I am trying to understand Marching Cube Algorithm, so for I think I have understood how triangles are formed ... what is happening here. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to push object to an observableArray

I have this model, a Foo have many FooItem. How can I add an object to a FooItem? I have this code, you can ... .selectedFoo, null, 2)"></pre> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Apache POI NoClassDefFoundError while reading excel files

I am attempting to run this code: public class ExcelSimpleTest { public static void main(String[] args) throws ... what my problem is. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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angularjs - Using directives inside directives causes binding issues

We're using Angular and we're having trouble with resolving variables in directives. This fiddle shows ... without cluttering the controllers. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Conditional formatting with pygsheets for google sheets api

I'm working with http://pygsheets.readthedocs.io/en/latest/index.html a wrapper around the google sheets api v4. I ... > What am I doing wrong? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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machine learning - What is the computational complexity of constructing and performing a regression tree?

What is the computational complexity of constructing and performing a regression tree? Is there any analysis or conclusion on it? Thanks! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ORACLE 12c XML: Extract value from XML string using EXTRACTVALUE

Id appreciate your help on this one.. I have an XML string contained in an XMLType and Im trying to ... Id be grateful Many Thanks Richard See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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hibernate - how to display data from controller to jsp using spring mvc?

Hi I am unable to display data from controller to jsp page in spring, am new to spring, this is my ... . Any help would be appreciated. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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PHP to delete SQL row with multiple checkboxes

I am trying to delete multiple rows with chekboxes. Below is my code <?php $host="localhost"; // Host name ... the one i ticked is still there See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Access violation using FtpFindFirstFile unicode version in async mode

Let's say I have very simple little code sample which uses async WinInet: #include "stdafx.h" #include " ... using Visual Studio 2012 btw. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Rails authentication issue

I am relatively new to rails and right now I am developing a simple log in log out system. In my app when ... much changes will I have to make See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Displaying blog entries with identical google maps

You can see my problem here:link deleted Basically I can not display the full text of my posts on the front page ... How do I deal with these ? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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go - Google App Engine cant build

Im having problem with building my project, i.e, "goapp serve". I get this message: Failed to build Go ... beacon_3 int RegisterTime time.Time } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How To Make HTML Links

I am trying to make an href button that when clicked changes the image on my website page to another image. How ... how to solve this. Thank you See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Is it possible to query or modify project membership/guests with the Asana API?

I'd like to be able to add a user as a guest to a project specific to that individual, but it looks like I ... ? Or am I just out of luck? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to use HERE Maps to develop custom routing algorithms?

I am trying to use HERE Maps to implement the eco-routing algorithm which we developed in our lab that ... HERE Maps traffic data? Thanks See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Jquery search and display images based on class

I'd like to be able to search and display these based on the class attributes, such as "kitchen". I can't ... }); https://jsfiddle.net/sgrg4b06/ See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Returning 1 in LowLevelMouseProc doesn't suppress the key in other programs

I'm trying to write a Teamspeak 3 plugin that suppresses mouse 4 and 5 for other programs using SetWindowsHookEx with ... , wParam, lParam); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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textview - Android W/DisplayListCanvas: DisplayListCanvas is started on unbinded RenderNode

Why do I get this warning in Android LogCat? W/DisplayListCanvas: DisplayListCanvas is started on unbinded RenderNode ... /> </RelativeLayout> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Add local jar to Maven project which will be deployed to Openshift

I've created local library which want to use in another local project, both are maven projects. As I read in the ... I do it in maven project. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ios - SWIFT 2 - Sort Multi dimensional array by date

I am trying to sort my array by date, I have been trying almost everything but with no results. This is the ... }) print("(sortedDate)") See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[42000]:

I have a query where I am counting rows but it's showing this error.. Fatal error: Uncaught exception ' ... figure out what's wrong.. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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mysql max count within groups

I have a table as follows id qNum opNum 1 1 3 2 1 3 3 1 2 4 1 1 5 2 4 6 2 4 7 2 4 8 2 1 I ... 1 3 2 2 4 3 Help would be greatly appreciated! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - How to append text with OnClick method

I would like to create a string whose components are appended once an ImageView is pressed. I have an ImageView ... .LENGTH_LONG).show(); } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ios - UITableViewController and moving from an iPhone app to a Universal App

I'm working on upgrading my app to a Universal App, I made the app originally in xCode 3 so I'm not ... using the same class for both devices? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c# - MVC View htmlAttribute not working

Can I know why the htmlAttribute of my textbox not working? I'm using @Html.BeginForm and only the part ... like it is not functioning. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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