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graphics - Set BufferedImage alpha mask in Java

I have two BufferedImages I loaded in from pngs. The first contains an image, the second an alpha mask for ... with the right alpha channel. See Question&Answers more detail:os...

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

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android - How to run OpenCV code without OpenCv Manager

I am using OpenCV4Android version 2.4.10 and i test my code on Samsung Galayx GT-I9300. the problem i have is, that i ... )" + m.height()); } } See Question&Answers more detail:os...

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

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Want an eclipse java project to run ant build files automatically

I have an Eclipse Java project, not a plugin project. And the project has some external dependencies that I handle ... its just a java project 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 change originating IP in HttpWebRequest

I'm running this application on a server that has assigned 5 IPs. I use HttpWebRequest to fetch some data from a ... ; return sr.ReadToEnd(); } See Question&Answers more detail:os...

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

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drive - How to access specific raw data on disk from java

I'm trying to use the following code to access one byte with offset of 50 bytes in a raw disk. randomAccessFile ... byte in a drive from 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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403 views

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.htaccess - Rerouting all php requests through index.php

How can I reroute all requests for php pages through index.php? My .htaccess is as follows: Options +FollowSymLinks ... to use a framework)? See Question&Answers more detail:os...

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

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php - RegExp in preg_match function returning browser error

The following function breaks with the regexp I've provided in the $pattern variable. If I change the regexp I'm fine ... WAMP 2.0 on Windows 7. See Question&Answers more detail:os...

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

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php - How do I insert multiple checkbox values into a table?

I cant seem to find or figure out a working solution to insert multiple checkbox values from a form into a table. ... } echo "Complete"; } ?> 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# - Simple way to copy or clone a DataRow?

I'm looking for a simple way to make a clone of a DataRow. Kind of like taking a snapshot of that ... the second code snippet actually compiles. See Question&Answers more detail:os...

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

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objective c - "Application tried to present modally an active controller"?

I just came across a crash showing a NSInvalidArgumentException with this message on an app which wasn't doing ... issue or has any suggestion 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 - Active link with React-Router?

I'm trying out React-Router (v4) and I'm having issues starting off the Nav to have one of the Link's be ... /> </div> </BrowserRouter> ) 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 will happen if I use setState() function in constructor of a Class in ReactJS or React Native?

Out of curiosity, I just wanna know what will happen if I use setState() function in constructor of a Class in ... when I write it that way. See Question&Answers more detail:os...

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

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encoding - C# Help reading foreign characters using StreamReader

I'm using the code below to read a text file that contains foreign characters, the file is encoded ANSI and ... .Unicode read the ANSI file? See Question&Answers more detail:os...

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

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.net - How to solve "unable to switch the encoding" error when inserting XML into SQL Server

I'm trying to insert into XML column (SQL SERVER 2008 R2), but the server's complaining: System.Data ... ("ParamName", xmlValueToAdd)); See Question&Answers more detail:os...

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

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python - Key error when selecting columns in pandas dataframe after read_csv

I'm trying to read in a CSV file into a pandas dataframe and select a column, but keep getting a key error ... /transactions.csv?dl=0 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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httpurlconnection - HttpEntity is deprecated on Android now, what's the alternative?

With the release of Android 5.1, it looks like all the Apache http stuff has been deprecated. Looking at the ... hurdles, but it's cool. See Question&Answers more detail:os...

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

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The Android emulator is out of view, how can I move it?

I used an additional display with my laptop and moved the Android emulator there. It seems to remember the ... so it becomes visible again? See Question&Answers more detail:os...

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

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254 views

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android - Javascript date is invalid on iOS

I'm working on a Phonegap-based iOS app, which is already done for Android. The following lines are working ... is the difference coming from? See Question&Answers more detail:os...

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

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446 views

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android - React Native adb reverse ENOENT

I am trying to get React-Native to work with Android V4.2.2 (Genymotion) but I am unable to test the ... ://stackoverflow.com/a/38536290/4540216 See Question&Answers more detail:os...

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

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ios - SwiftUI NavigationLink loads destination view immediately, without clicking

With following code: struct HomeView: View { var body: some View { NavigationView { List(dataTypes) { dataType ... presses on that HomeViewRow? See Question&Answers more detail:os...

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

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219 views

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c++ - What is decltype with two arguments?

Edit, in order to avoid confusion: decltype does not accept two arguments. See answers. The following two ... with one expression everywhere. See Question&Answers more detail:os...

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

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angular - Dynamically load HTML template in angular2

I have created a project using angular-cli which contains AppComponent as follows: import { Component } from '@angular ... here if it helps. See Question&Answers more detail:os...

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

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144 views

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MongoDB - Update or Insert object in array

I have the following collection { "_id" : ObjectId("57315ba4846dd82425ca2408"), "myarray" : [ { userId : ObjectId(" ... to do this in MongoDB? See Question&Answers more detail:os...

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

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542 views

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winapi - Alignment requirements for atomic x86 instructions vs. MS's InterlockedCompareExchange documentation?

Microsoft offers the InterlockedCompareExchange function for performing atomic compare-and-swap operations. There is ... reference manuals? See Question&Answers more detail:os...

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

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552 views

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c# - Can Razor Class Library pack static files (js, css etc) too?

Maybe duplicate of this already, but since that post does not have any answer, I am posting this question. The new ... why it should not work). See Question&Answers more detail:os...

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

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163 views

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Android 4.2.1, WebView and javascript interface breaks

I have a webview with added javascript interface which works perfectly on most devices, except for those running Android ... up, etc). 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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456 views

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linux - How do YOU manage Perl modules when using a package manager?

A recent question here on SO got me thinking. On most Linux distributions that I tried, some Perl modules would ... anything via the cpan shell? See Question&Answers more detail:os...

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

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wpf - How can I turn binding errors into runtime exceptions?

Just as there is "treat warning as errors" set in our projects to catch early possible problems, I would love to ... done? And if yes, how? See Question&Answers more detail:os...

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

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