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Android app crashes when launched in debug mode

When I run in debug mode the app crashes, but when I just run it normally it works. I think the ... appropriate locks held: thread list lock mutator lock Question&Answers:os...

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

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320 views

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Rails 3: How to "redirect_to" in Ajax call?

The following attempt_login method is called using Ajax after a login form is submitted. class AccessController < ... work. How would you solve this ? Question&Answers:os...

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

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263 views

1 answer

c++ - Getting LibCurl to work with Visual Studio 2013

I am having trouble getting LibCurl to work with Visual Studio 2013. I downloaded the current version (curl-7.33.0 ... is the result of my test code from above: Question&Answers:os...

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

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96 views

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android - How to hide a button programmatically?

I have a RelativeLayout which contains two buttons. Which are overlapped on each other. <?xml version="1.0" encoding ... stop button and hide play button } }); Question&Answers:os...

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

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151 views

1 answer

performance - Why is a conditional move not vulnerable for Branch Prediction Failure?

After reading this post (answer on StackOverflow) (at the optimization section), I was wondering why conditional ... preceding CMP instruction is not known yet. Question&Answers:os...

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

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217 views

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python - Using Django database layer outside of Django?

I've got a nice database I've created in Django, and I'd like to interface with through some python scripts ... done? Google hasn't yielded many hits for this. Question&Answers:os...

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

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245 views

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python - urllib2 read to Unicode

I need to store the content of a site that can be in any language. And I need to be able to search the ... to decode the content and encode it into UTF-8. Question&Answers:os...

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

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115 views

1 answer

How to wait for a keypress in R?

I want to pause my R script until the user presses a key. How do I do this? Question&Answers:os...

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

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276 views

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Gradle to execute Java class (without modifying build.gradle)

There is simple Eclipse plugin to run Gradle, that just uses command line way to launch gradle. What is gradle analog ... task ':run'. > No main class specified Question&Answers:os...

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

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196 views

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java - In what situations is the CopyOnWriteArrayList suitable?

This question already has answers here: Question&Answers:os...

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

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270 views

1 answer

Detect iPhone/iPad purely by css

I've been trying to detect an iPhone or iPad purely by stylesheet. I tried the solution provided here by using ... , this doesnt seem to work. Any ideas? Question&Answers:os...

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

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262 views

1 answer

android - How to simulate touch from background service with sendevent or other way?

Is it possible to simulate touch from the background application (or service) or to run sh script (that simulate touch) ... C, please tell me about it. Thanks. Question&Answers:os...

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

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271 views

1 answer

The Android emulator is not starting, showing "invalid command-line parameter"

I made a simple "Hello World" program in Eclipse. I added nothing to a Java file and only added a text view in ... reason. What can I do to fix this problem? Question&Answers:os...

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

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299 views

1 answer

python - How to remove gaps between subplots in matplotlib?

The code below produces gaps between the subplots. How do I remove the gaps between the subplots and make the ... (wspace=None, hspace=None) plt.show() Question&Answers:os...

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

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295 views

1 answer

linux - How to get MAC address of your machine using a C program?

I am working on Ubuntu. How can I get MAC address of my machine or an interface say eth0 using C program. Question&Answers:os...

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

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327 views

1 answer

javascript - Google Chromecast sender error if Chromecast extension is not installed or using incognito

I'm having an error running Chromecast sender in Chrome Incognito or if Chromecast extension is not installed: ... way to check if Chromecast extension exists? Question&Answers:os...

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

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592 views

1 answer

xcode - The iOS Simulator deployment targets is set to 7.0, but the range of supported deployment target version for this platform is 8.0 to 12.1

I'm getting this below warning message in my Xcode 10.1. The iOS Simulator deployment targets are set to 7.0, but ... . My deployment target is 9.0 In my target Question&Answers:os...

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

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212 views

1 answer

Why can't C# interfaces contain fields?

For example, suppose I want an ICar interface and that all implementations will contain the field Year. Does this ... to simply define this in the interface? Question&Answers:os...

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

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416 views

1 answer

python - ModuleNotFoundError: What does it mean __main__ is not a package?

I am trying to run a module from the console. The structure of my directory is this: I am trying to run the ... __init__.py file, but it is still not working. Question&Answers:os...

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

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366 views

1 answer

iphone - How to resize a UIModalPresentationFormSheet?

I am trying to display a modal view controller as a UIPresentationFormSheet. The view appears, but I can't seem to ... am using the iPhone SDK 3.2 beta 4 Question&Answers:os...

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

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102 views

1 answer

How to clear an ImageView in Android?

I am reusing ImageViews for my displays, but at some point I don't have values to put it. So how to ... have cleared the view, it still shows previous image. Question&Answers:os...

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

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67 views

1 answer

c# - Why are private fields private to the type, not the instance?

In C# (and many other languages) it's perfectly legitimate to access private fields of other instances of ... this or something would be completely impossible? Question&Answers:os...

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

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1.1k views

1 answer

reporting services - SSRS 2008 R2 - SSRS 2012 - ReportViewer: Reports are blank in Safari and Chrome

I migrated our reporting services from version 2008 to another server version 2008 R2. In version 2008 the ... with some kind of a configuration setting? Question&Answers:os...

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

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713 views

1 answer

javascript - ESLint Parsing error: Unexpected token

With this code: import React from 'react'; import { Link } from 'react-router'; import { View, NavBar } from 'amazeui- ... } } .... .... What's the problem? Question&Answers:os...

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

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203 views

1 answer

android - Display badge on top of bottom navigation bar's icon

I have implemented the bottom navigation view in my app and I have looked every where to display badges on ... implement. Any help is appreciated. Thank you. Question&Answers:os...

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

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209 views

1 answer

android - Changing overflow icon in the action bar

Is it possible to change the overflow icon in the action bar? I have blue icons for all ActionBar items and ... to change the overflow icon when it appears. Question&Answers:os...

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

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246 views

1 answer

javascript - One time page refresh after first page load

I would like to implement a JavaScript code which states this: if the page is loaded completely, refresh the page ... once". jQuery is loaded if this helps. Question&Answers:os...

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

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429 views

1 answer

Intersection of two lists in Bash

I'm trying to write a simple script that will list the contents found in two lists. To simplify, let's use ls ... the "intersection" between "one" and "two". Question&Answers:os...

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

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