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css - Disable antialising when scaling images

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

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c++ - Are function static variables thread-safe in GCC?

In the example code void foo() { static Bar b; ... } compiled with GCC is it guaranteed that b will be ... is it better to turn off this feature of GCC ? Question&Answers:os...

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

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How to Debug Android application line by line using Eclipse?

I am familiar with VS.Net IDE & it has a lot of support for debugging. But the android development is ... ? Great thanks for your valuable time & help. Question&Answers:os...

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

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html - How can I vertically center text in a dynamically height div?

<body> <div style="position:absolute; height:100%; width:100%;"> <h1 style="text-align:center;">Text</h1> ... the center, according to the new height. Thanks. Question&Answers:os...

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

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c# - Generate and Sign Certificate Request using pure .net Framework

I am trying to use pure .net code to create a certificate request and create a certificate from the certificate ... want to use the native Win32 API functions Question&Answers:os...

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

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rotation - Rotating Image on A canvas in android

I want to Rotate Image according to a specific angle in android ,some thing like a compass... I have this code.. ... , startY ); canvas.drawPath(path, p); } Question&Answers:os...

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

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html - Jquery click event not working after append method

So I have this button which adds a new row to the table, however my problem is that it does not listen ... ="add_new_participant"></span>Add New Entry</button> Question&Answers:os...

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

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r - Controlling line color and line type in ggplot legend

Background In Germany, there are 16 federal states, ten of which belonged to West Germany, six of which belonged to ... grid = TRUE, main = "BC mortality") Question&Answers:os...

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

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exception handling - Conditions when finally does not execute in a .net try..finally block

Basically I've heard that certain conditions will cause .net to blow past the finally block. Does anyone know what those conditions are? Question&Answers:os...

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

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iphone - UUID mismatch detected with the loaded library

I get a "UUID mismatch" warning at the console when I try to build and run my app on my iPhone. warning: ... has this issue and managed to resolve the warning ? Question&Answers:os...

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

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c# - WebClient accessing page with credentials

I am trying to access a webpage on a same domain / same asp.net application, that is password protected. Credentials ... ("http://domain.loc/testpage.aspx"); } Question&Answers:os...

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

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regex - Regular Expression Arabic characters and numbers only

I want Regular Expression to accept only Arabic characters, Spaces and Numbers. Numbers are not required to be ... I need Arabic characters, Spaces and Numbers. Question&Answers:os...

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

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.net - In MVVM model should the model implement INotifyPropertyChanged interface?

I have clear idea about View and ViewModel in MVVM pattern. I am planning to implement MVVM pattern ... interface, since it is WPF specific) Question&Answers:os...

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

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asp.net mvc - MVC 3 Model Binding a Sub Type (Abstract Class or Interface)

Say I have a Product model, the Product model has a property of ProductSubType (abstract) and ... .CreateModel(controllerContext, bindingContext, modelType); } Question&Answers:os...

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

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java - Adding 3rd party jars to WEB-INF/lib automatically using Eclipse/Tomcat

I have a dynamic-web project set up on Eclipse and I'm using Tomcat 7 as my web server. It doesn't seem to ... a way to configure my build path to do this? Question&Answers:os...

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

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How can I keep my Android service running when the screen is turned off?

When the screen turns off, my application service is paused. I start my service with the following code: if (mSharedPrefs ... be sure to release it, am I wrong? Question&Answers:os...

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

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java - Detect and extract url from a string?

This is a easy question,but I just don't get it. I want to detect url in a string and replace them with a ... find(); } return html; Is there any better idea? Question&Answers:os...

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

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c# - Outer Variable Trap

What exactly is the Outer Variable Trap? Explanation and examples in C# are appreciated. EDIT: Incorporating Jon ... ) Eric Lippert on the Outer Variable Trap Question&Answers:os...

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

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merge - Are there any downsides to enabling git rerere?

I've read various things about git's rerere feature, and I'm considering enabling it. The git rerere ... can it cause that would not otherwise occur? Question&Answers:os...

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

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python - Stratified Train/Test-split in scikit-learn

I need to split my data into a training set (75%) and test set (25%). I currently do that with the ... 75%/25% split and only stratify the training dataset. Question&Answers:os...

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

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css - Defined Edges With CSS3 Filter Blur

I am blurring some images with this code img { filter: blur(5px); -webkit-filter: blur(5px); -moz-filter ... the edges defined? Like an inset blur or something? Question&Answers:os...

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

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ios - iPad Safari - Make keyboard disappear

In iPad Safari browser, when I change focus from a textbox to a dropdown, the keyboard still ... in Mobile Safari) [tempTextField resignFirstResponder]; Question&Answers:os...

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

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271 views

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Pause Console in C++ program

Which is best way to pause the console in C++ programs? using cin.get() or using system("pause") or using C ... cin.get() is better to use to pause console? Question&Answers:os...

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

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out of memory - Java OutOfMemoryError strange behaviour

Assuming we have a max memory of 256M, why does this code work: public static void main(String... args) { for (int i ... ]; } byte[] a2 = new byte[150000000]; } Question&Answers:os...

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

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MySQL Event Scheduler on a specific time everyday

Here's my query CREATE EVENT RESET ON SCHEDULE AT TIMESTAMP DO UPDATE `ndic`.`students` SET `status` = '0'; ... every day. What can I use instead of TIMESTAMP? Question&Answers:os...

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

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260 views

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javascript - Copy text string on click

I spent a good 20 min searching online for this, but couldn't find it. What I want is to to be ... to clipboard Any help would be greatly appreciated. Thanks! Question&Answers:os...

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

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296 views

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c++ - Capture screen using DirectX

I know how to use GDI to capture screen, however it is very slow (it barely captures 10 fps) I have ... complete, for example what is the Device identifier?! Question&Answers:os...

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

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Sleep function in C++

Is there a function like Sleep(time); that pauses the program for X milliseconds, but in C++? Which header should I add and what is the function's signature? Question&Answers:os...

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

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