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inheritance - Initializing subclass variable in Python

Here I have a sample code to test python class inheritence. Here , the base class is Person' and the ... call the main function main () 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# - Like condition in MVC4 using lambda

Is there a way for me to do like condition just like query in MVC using lambda? I currently have: return ... make this into a like condition? 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++ - Qt: display window content on slow startup

It feels like this question has been asked about a hundred times before (e.g. here) but I haven't found a ... loop has not been started yet..) See Question&Answers more detail:os...

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

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ruby on rails - After adding controller in active admin resource , validations error cannot be shown

Previously i have form and show method in active admin resource. At that time validation errors shown in ... expiry_date filter :created_at end 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 - where to find "template" interfaces?

i wonder where one can find template interfaces. eg. i am creating these classes that implements iLog: ... iDatabase iErrorMessage etc. 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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angularjs - $scope.$watch with filtered scopes as output

This question is based in the answer provided here I want to output the result from a lodash function applied to ... behind). Thanks in advance! 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# - Optional Parameters, No overload for 'Employee' matches delegate 'System.Func<Employee>

When trying to invoke a delegate which reference a function with optional parameter, iam getting No overload for ' ... new Employee(); } See Question&Answers more detail:os...

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windows - Get the text within a dialog box

What Windows API function can I use to get text within a dialog? For example, if I had the handle of an ... I get the displayed error message? 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# - I am not able to implement MouseUp, MouseDown and mouseMove Events in Xamarin Mobile applications

There is only valueChanged Event defined for Slider control, I need to develop mousedown,mouseup and Mousemove ... help is greatly appreciated. See Question&Answers more detail:os...

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grayscale - convert raw binary 8 bit unsigned file to 16 bit unsigned with the python imaging library

I have an image file that is a grayscale 8 bit unsigned integer raw binary file and I need to convert it to ... 16 bit range u2.tofile(saveFile) 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# - asp.net ListView sorting numerically

I have a list view which is bound to a DataTable source. The sorting works, kinda. For text is fine ... ("Position", SortDirection.Descending); See Question&Answers more detail:os...

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

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asp.net - Can you use 2 'using' statements for both sqlconnection and sqldatareader?

Can you use 2 'using' statements like: using (SqlConnection ..) { using(SqlDataReader reader = new ... the constructor of the SqlDataReader 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 - Using MVC3 and JQuery to dynamically and mantain the DataAnnotations

I have a problem similar to this: Using MVC and JQuery to dynamically & consistently add values to a table , but ... Exist a way to do that? See Question&Answers more detail:os...

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

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bash - Moving files from one subdirectory to another

I tried moving files from one directory to another and didn't work. so I searched and found an answer that ... $filename";; esac done 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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android - After add images to drawable "Cannot resolve symbol R" issue not going away after clean, rebuild etc

I can't find a way to add images to drawable folder without getting "Cannot resolve symbol R" issue. And once i ... am on Android Studio 2.1.1 See Question&Answers more detail:os...

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

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visual studio - Why is VS giving me Disassembly when I have the .Net debug symbols?

I'm trying to get to the bottom of an annoying problem with EventViewer, so I've hooked up an instance ... is, starting from the Disassembly? See Question&Answers more detail:os...

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

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In SQL Server bulk insert, how do I use higher ASCII characters for Field and Row terminators

I have a bulk insert that works on SQL Server 2000 that I'm trying to run on SQL Server 2008 R2, but it' ... (I have defaults on these columns). 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# - Compare dd-mm-yyyy datetime

Problem I want to compare "dd-mm-yyyy" DateTime's without factoring in the time. Attempt I have tried comparing the ... ' and '23-JUN-2016'; 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 - Css and bootstrap in yii2

I'm quite new to Yii2 and I have created a layout page, but my CSS doesn't work fully. It only loads parts ... the other CSS files are all OK. See Question&Answers more detail:os...

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

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objective c - About Other linker flag“-ObjC”?

Description: 1. In my project(A)，I define CountryInfo class in "CountryInfoLoader.h"; @interface CountryInfo : ... causes the above error? 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 - How to position pernament div in custom place on page

I have problem with positiong div with content in custom place on page pernament way , that means div will be 20px of ... bold; } .invoice-signature span:child(1) { font-siz...

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

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wpf - Concurrent Multi-Threading C#

I'm working on a WPF application with telerik controls. I'm using RadListBox which is bind to the collection. ... Kindly help on this issue. See Question&Answers more detail:os...

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

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git - Get commits of an item in one branch with TFS REST API

I am trying to get the history for one particular item in one particular branch in my git repository, using ... item in that particular branch? See Question&Answers more detail:os...

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php - Laravel 5.2 Avoiding public folder and open directly from root in localhost

The reason why I'm doing that is Laravel has the document root in a subdirectory is so that you don't ... valid solution. Thanks in advance. 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 : could not find org.spongycastle.util.io.pem.PemReader

I am using spongycastle in my android code. code is working fine in android 5 and android 6 but in android 4 its ... tell me how to handle it. 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 increment variable value by 1 for each record with php mysql LOAD DATA INFILE

I am trying to save an incrementing value for one of the columns using LOAD DATA INFILE method (csv data to ... ) or die(mysql_error()); 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# - open wpf from winform throws object reference not set to an instance of

I have a WPF custom control and I needs to open it from WinForm. I have followed all steps mentioned in http: ... } } } Appreciate any support. 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 - Execute a function after changing location.href

I want to call a function after redirecting the page. Inside my function I put a parameter which is an ID but ... if there's item_id exists } See Question&Answers more detail:os...

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

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