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java - Return only string message from Spring MVC 3 Controller

Can any one tell me how I can return string message from controller? If i just return a string from a controller ... it as a jsp view 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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sql server - Unable to begin a distributed transaction

I'm trying to run SQL against a linked server, but I get the errors below : ... HKEY_LOCAL_MACHINESoftwareMicrosoftMSSQLServer on both servers. See Question&Answers more detail:os...

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

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Responsive Images with CSS

I'm finding it tricky to resize images to make them responsive. I'm developing a php application to automatically ... can achieve this via CSS? See Question&Answers more detail:os...

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

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html - Make a nav bar stick

Make a nav bar stick Make a nav bar stick Make a nav bar stick Make a nav bar stick Make a nav bar stick Make a ... ; } a:hover, a:active { } 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 add proxy support to Jsoup?

I am a beginner to Java and my first task is to parse some 10,000 URLs and extract some info out of it ... have a username and password too. 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 get current SIM card number in Android?

I want to know user mobile number in Android. I used this code but I'm not getting number. TelephonyManager tm ... number Any idea on 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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How to retrieve namespaces in XML files using Xpath

I have an XML file that starts like this: <Elements name="Entities" xmlns="XS-GenerationToolElements"> I' ... by always appending the namespace. 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 - Create a string with n characters

Is there a way in java to create a string with a specified number of a specified character? In my case, I ... fast (in terms of execution). See Question&Answers more detail:os...

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

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What's alternative to angular.copy in Angular

How can I copy an object and lose its reference in Angular? With AngularJS, I can use angular.copy( ... ReferenceError: angular is not defined See Question&Answers more detail:os...

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

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javascript - Convert normal date to unix timestamp

How can I convert normal date 2012.08.10 to unix timestamp in javascript? Fiddle: http://jsfiddle.net/J2pWj/ I' ... need to do this inside JS. 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# - How to navigate a few folders up?

One option would be to do System.IO.Directory.GetParent() a few times. Is there a more graceful way of ... deep in the application folder. See Question&Answers more detail:os...

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

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ios8 - Can't find keyplane that supports type 4 for keyboard iPhone-Portrait-NumberPad; using 3876877096_Portrait_iPhone-Simple-Pad_Default

I've downloaded iOS 8 Gold Master for the iPhone and the SDK. I tested the app and it works fine, except for ... "] == YES) Any suggestions? See Question&Answers more detail:os...

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

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javascript - offsetTop vs. jQuery.offset().top

I have read that offsetLeft and offsetTop do not work properly in all browsers. jQuery.offset() is supposed ... or some other method entirely? 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# - == or .Equals()

Why use one over the other? See Question&Answers more detail:os...

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

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drop down menu - Allow click on twitter bootstrap dropdown toggle link?

We have setup the twitter bootstrap dropdown to work on hover (as opposed to click [yes we are aware of the no ... how can we re-enable it? See Question&Answers more detail:os...

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

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html - Bootstrap 4 - Responsive cards in card-columns

I'm playing with Bootstrap 4 and I can't find a solution to add responsiveness to cards while in a div ... screens. Thanks for your suggestions! See Question&Answers more detail:os...

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

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css - CSS3 opacity gradient?

I am looking to create an effect like this, but my website has a dynamic background-color. Note that this example ... do this entirely in CSS? See Question&Answers more detail:os...

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

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287 views

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java - Two dimensional array list

I've heard of using a two dimensional array like this : String[][] strArr; But is there any way of ... two differrent ArrayList's in pairs. See Question&Answers more detail:os...

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

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826 views

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r - Converting a data frame to xts

I'm trying to convert a data frame to xts object using the as.xts()-method. Here is my input dataframe q: ... work... Any help is 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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231 views

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Informal Protocol In objective-C?

I was wondering if someone can explain what is informal protocols in Objective C? I try to understand it on ... explain with example. Thanks. See Question&Answers more detail:os...

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

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282 views

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html - How to embed a PDF?

I am trying to embed a PDF in an HTML document, but this seems to work only with Chrome. Other browsers ... pdfFiles/interfaces.pdf"> </object> 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# - How to export dataGridView data Instantly to Excel on button click?

I have 10k rows and 15 column in my data grid view. I want to export this data to an excel sheet o button click. ... an example. I am new to C#. 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 calculate F1 Macro in Keras?

i've tried to use the codes given from Keras before they're removed. Here's the code : def precision( ... explanation for this issue? Thank you See Question&Answers more detail:os...

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

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324 views

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java - I/O concept flush vs sync

I have come across these two terms and my understanding of them seem to overlap with each other. Flush is used ... force file sync/flush in Java 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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ios - Implement PushKit and test in development behavior

i'd like to implement PushKit service within my app ( Voip app ), but i have following doubt: I see ... message( message was successfully sent ) See Question&Answers more detail:os...

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

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245 views

1 answer

Android 2.3 wifi hotspot API

What is the API call I need to make in Android 2.2 (Froyo) to create a Wifi hotspot (as seen ... Tethering and Portable Hotspot settings item). See Question&Answers more detail:os...

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

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464 views

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photo - Multiple clipping areas on Fabric.js canvas

For making Photo Collage Maker, I use fabric js which has an object-based clipping feature. This feature is ... this using fabric js. See Question&Answers more detail:os...

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

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1.7k views

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flutter - InkWell not showing ripple effect

Tapping the container triggers the onTap() handler but does not show any ink splash effect. class _MyHomePageState ... well but in vain. See Question&Answers more detail:os...

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

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