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java - How can I get a frame sample (jpeg) from a video (mov)

I want to get a frame sample (jpeg) from a video file (mov) with java. Is there an easy way to do ... maybe I cannot find the right keywords. See Question&Answers more detail:os...

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

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windows - Use FFmpeg in Visual Studio

I'm trying to use FFmpeg in a C++ project in Visual Studio 2010. I want to include the libraries as ... and lib as additional library directory. 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 the easiest way to get the current location of an iPhone?

I already know how to use the CLLocationManager, so I could do it the hard way, with delegates and all that ... blocks until it gets the result. See Question&Answers more detail:os...

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

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playframework - How do I run a Play Framework 2.0 application as a Windows service?

I have a Play Framework 2.0 application that I want to deploy (production) on Windows Server 2008 R2. How do I get it to run as a service? 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 - Warning: The Copy Bundle Resources build phase contains this target's Info.plist file

I've separated a project into two builds and given each of them a plist file. Everything works fine, but I keep ... way to make it go away? See Question&Answers more detail:os...

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

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comparison - Use '=' or LIKE to compare strings in SQL?

There's the (almost religious) discussion, if you should use LIKE or '=' to compare strings in SQL ... '='? Performance? Readability? 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# - Wait for a void async method

How can I wait for a void async method to finish its job? for example, I have a function like ... loaded before continuing somewhere else. 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 - Convert object to JSON in Android

Is there a simple method to convert any object to JSON in Android? 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++ - What does LPCWSTR stand for and how should it be handled with?

First of all, what is it exactly? I guess it is a pointer (LPC means long pointer constant), but what ... demands on LPCWSTR. Please help. 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 - Install Windows Service with Recovery action to Restart

I'm installing a Windows Service using the ServiceProcessInstaller and ServiceInstaller classes. I've used the ... during the install? See Question&Answers more detail:os...

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

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.htaccess - What is L in [QSA, L] in htaccess

QSA means that if there's a query string passed with the original URL, it will be appended to the ... will be highly appreciated. 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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bitmap - Load image from url in notification Android

In my android application, i want to set Notification icons dynamically which will be loaded from URL. For that, i ... .printStackTrace(); } } } 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 is the default maximum heap size for Sun's JVM from Java SE 6?

What is the default maximum heap size for Sun's JVM from Java SE 6 (i.e. equivalent to setting -Xmx)? ... 1G), referenced in Sun documentation. See Question&Answers more detail:os...

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

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filesystems - Safe to have multiple processes writing to the same file at the same time? [CentOs 6, ext4]

I'm building a system where multiple slave processes are communicating via unix domain sockets, and they are ... discern the described danger. 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 - Delete default value of an input text on click

I have an input text : <input name="Email" type="text" id="Email" value="[email protected]" /> I want to ... click on it the default value disapear. See Question&Answers more detail:os...

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

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Generating Fibonacci numbers in Haskell?

In Haskell, how can I generate Fibonacci numbers based on the property that the nth Fibonacci number is equal ... weird with list functions? See Question&Answers more detail:os...

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

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jquery callback after all images in dom are loaded?

How can I fire an event when all images in the DOM are loaded? I've googled a lot. I've found this, ... to work: jQuery event for images loaded 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 do you integrate Universal Analytics in to Chrome Extensions?

The chrome extension guide has a tutorial for the old analytics install: https://developer.chrome.com/extensions/ ... that might be added? 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 - CSS: image link, change on hover

I have an image that is a link. I want to show a different image when the user hovers over the link. Currently I ... ! How can I do this better? 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 - Laravel nested relationships

I'm having trouble getting a very-nested relationship to work correctly in laravel. The wanted behaviour is ... relationship linking? 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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node.js - Hooking up express.js with Angular CLI in dev environment

I found a great tutorial that explains how to setup express.js with Angular CLI, but in this tutorial the ... the QuickStart uses System.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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delphi - Rotate bitmap by real angle

Once upon a time, reading this question, I wondered how to rotate a bitmap by any degree without fiddling ... see an (efficient) implementation. 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 is the Kotlin double-bang (!!) operator?

I'm converting Java to Kotlin with Android Studio. I get double bang after the instance variable. What is the ... title("Marker in London")) See Question&Answers more detail:os...

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

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eol - Choose newline character in Notepad++

I notice that when I load a text file, Notepad++ will recognize and use whatever the newline character in that ... but can't find anything.) See Question&Answers more detail:os...

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

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Trigger change event <select> using jquery

is there anyway i could trigger a change event on select box on page load and select a particular option. Also ... http://jsfiddle.net/v7QWd/1/ See Question&Answers more detail:os...

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

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Changing Java Date one hour back

I have a Java date object: Date currentDate = new Date(); This will give the current date and time. Example: Thu ... be the best way to do 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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ios - What is Prefix.pch file in Xcode?

So many developers are adding various convenience macros to the Prefix.pch. But my question is what is ... application without Prefix.pch 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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generics - A peculiar feature of exception type inference in Java 8

While writing code for another answer on this site I came across this peculiarity: static void testSneaky() { ... They seem very much alike. See Question&Answers more detail:os...

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

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