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android - Export the Contacts as VCF file

I want to export the Phone contacts to External storage area. I didn't work with this type of method. Anyone guide me to do 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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636 views

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jquery - Draggable revert if outside this div and inside of other draggables (using both invalid and valid revert options)

On ui draggables ( http://jqueryui.com/demos/droppable/#revert ) is it possible to revert a div if its inside ... not inside of that droppable? See Question&Answers more detail:os...

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

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315 views

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c# - Pulling a View from a database rather than a file

Is it possible to load a view from a database rather than from a file on disk? It doesn't necessarily have to ... trying to do the same thing. See Question&Answers more detail:os...

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

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659 views

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c# - Couldn't process file resx due to its being in the Internet or Restricted zone or having the mark of the web on the file

I am facing an issue while debugging c# API Coding in Visual studio 2017. Debugging not started and showing a ... idea about this error message? See Question&Answers more detail:os...

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

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asp.net - 'System.Net.Http.HttpContent' does not contain a definition for 'ReadAsAsync' and no extension method

I made a console app to consume a Web API I just made. The console app code does not compile. It gives me ... consumed it from an MVC client. See Question&Answers more detail:os...

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

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416 views

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Using the same option multiple times in Python's argparse

I'm trying to write a script that accepts multiple input sources and does something to each one. Something ... "input3_url", "input3_name"]] 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# - The requested resource does not support HTTP method 'GET'

My route is correctly configured, and my methods have the decorated tag. I still get "The requested resource ... = RouteParameter.Optional } ); See Question&Answers more detail:os...

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

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660 views

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asp.net - If statement in aspx page

I want to write a basic if statement on my site to display either item 1 or item 2 depending on if a ... statement to work on the aspx page See Question&Answers more detail:os...

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

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Find number of months between two Dates in Ruby on Rails

I have two Ruby on Rails DateTime objects. How to find the number of months between them? (Keeping in mind they might belong to different years) See Question&Answers more detail:os...

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

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how to check the version of jar file?

I am currently working on a J2ME polish application, just enhancing it. I am finding difficulties to get the exact ... x.y package belongs 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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396 views

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html - Removing unwanted table cell borders with CSS

I have a peculiar and frustrating problem. For the simple markup: <table> <thead> <tr><th>1</th><th>2 ... table are the alternating row colors. 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 set focus on a view when a layout is created and displayed?

Currently, I have a layout which contains a Button, a TextView and an EditText. When the layout is displayed, ... when a layout is displayed? See Question&Answers more detail:os...

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

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381 views

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javascript - Is there any reason to use a synchronous XMLHttpRequest?

It seems most everyone does asynchronous requests with XMLHttpRequest but obviously the fact that there is the ability ... that valid reason be? See Question&Answers more detail:os...

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

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452 views

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c# - Setting the Style property of a WPF Label in code?

In App.xaml, I have the following code: <Application.Resources> <Style x:Key="LabelTemplate" TargetType="{x: ... help would be appreciated :). See Question&Answers more detail:os...

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

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423 views

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c# - WPF checkbox binding

While it is trivial to store a checkbox's checked state in a variable using the checkbox's Click event, how would ... . TIA for any pointers... See Question&Answers more detail:os...

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

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371 views

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python - Is there a built-in or more Pythonic way to try to parse a string to an integer

I had to write the following function to fail gracefully when trying to parse a string to an integer ... return wrapper return decorator See Question&Answers more detail:os...

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

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280 views

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python - How to append new data onto a new line

My code looks like this: def storescores(): hs = open("hst.txt","a") hs.write(name) hs.close() so if I run ... of Ryan Bob How do I fix 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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284 views

1 answer

Octave/Matlab: Adding new elements to a vector

Having a vector x and I have to add an element (newElem) . Is there any difference between - x(end+1) = newElem; and x = [x newElem]; ? See Question&Answers more detail:os...

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

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401 views

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iphone - Passing through touches to UIViews underneath

I have a UIView with 4 buttons on it and another UIView on top of the buttons view. The top most view ... through it's touches to View3? See Question&Answers more detail:os...

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

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477 views

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android - Zipalign - Command not found - MAC terminal

When I try to run Zipalign on an apk I get the error "Command not found" I am not that familiar with using ... about this as it seems so simple. See Question&Answers more detail:os...

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

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470 views

1 answer

iphone - get current date from [NSDate date] but set the time to 10:00 am

How can I reset the current date retrieved from [NSDate date] but then change the time to 10:00 in the morning. See Question&Answers more detail:os...

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

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544 views

1 answer

python - Accessing dictionary by key in Django template

I'm passing a dictionary from my view to a template. So {"key1":"value1","key2":"value2"} is passed in and ... {value}}</li> {% endfor %} See Question&Answers more detail:os...

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

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646 views

1 answer

for loop - How to iterate through a list of objects in C++?

I'm very new to C++ and struggling to figure out how I should iterate through a list of objects and access ... ' has non-pointer type Student' See Question&Answers more detail:os...

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

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396 views

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iteration - Python: Adding element to list while iterating

I know that it is not allowed to remove elements while iterating a list, but is it allowed to add elements to ... small it will return "false" See Question&Answers more detail:os...

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

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212 views

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Resetting a form in Angular 2 after submit

I am aware that Angular 2 currently lacks a way to easily reset a form to a pristine state. Poking around I have ... ].setErrors(null); } } } See Question&Answers more detail:os...

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

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572 views

1 answer

How can I compare a date and a datetime in Python?

Here's a little snippet that I'm trying execute: >>> from datetime import * >>> item_date = datetime.strptime( ... to be a little confusing.) See Question&Answers more detail:os...

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

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603 views

1 answer

c# - Deserialize JSON to anonymous object

In C#, I am have successfully serialized an anonymous object into JSON by use of code like this... var obj = ... not sure what this error means. See Question&Answers more detail:os...

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

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408 views

1 answer

.net - Enum is Reference Type or Value Type?

I used Enum property in my EntityFramework 5 class, but in the database this field is nullable. Visual studio gives ... type or a value type? See Question&Answers more detail:os...

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

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