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javascript - Canvas image masking / overlapping

In my project i have to implement one different color image on the other same size and pattern image using canvas ... on div and first canvas) See Question&Answers more detail:os...

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

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command line - Start/Stop and Restart Jenkins service on Windows

I have downloaded "jenkins-1.501.zip" from http://jenkins-ci.org/content/thank-you-downloading-windows- ... through console/command line? 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 - Atos cannot get symbols from dSYM of archived application

I have a crash report from BugSense, so I have information on the memory location of crashes but they are not ... debug symbols from the app. See Question&Answers more detail:os...

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

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ruby on rails - How Do I Use Factory Girl To Generate A Paperclip Attachment?

I have model Person that has many Images, where images has a Paperclip attachment field called data, an abbreviated ... I am using Rails 3. See Question&Answers more detail:os...

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

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Taking screenshot on Emulator from Android Studio

I know this probably might be the silliest question but still, I don't know how to take a screenshot of Emulator ... on web too but no help. See Question&Answers more detail:os...

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path - Does MAX_PATH issue still exists in Windows 10

Can someone please tell us/me if the MAX_PATH issue still exists in (the technical preview of) Windows 10. ... an individual file name have? See Question&Answers more detail:os...

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Is there a shortcut to make a block comment in Xcode?

I'm writing ANSI-compatible C code, and hence I can't use the line (//) comment. I'm using Xcode. In Sublime ... to be a lame decision if so. 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 would be an alternate to [TearDown] and [SetUp] in MSTest?

When I use MSTest Framework, and copy the code that Selenium IDE generated for me, MSTest doesn't recognize [ ... is the alternative to this? See Question&Answers more detail:os...

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html - Jquery If radio button is checked

Possible Duplicate: Check of specific radio button is checked I have these 2 radio buttons at the moment so that the user ... // ]]> </script> See Question&Answers more detail:os...

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c++ - how to convert from int to char*?

The only way I know is: #include <sstream> #include <string.h> using namespace std; int main() { int number ... any method with less typing ? 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 - How do you copy a record in a SQL table but swap out the unique id of the new row?

This question comes close to what I need, but my scenario is slightly different. The source table and destination table ... to know what it is. See Question&Answers more detail:os...

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python - How to uninstall jupyter

I have been trying to uninstall jupyter I have tried the following commands pip uninstall jupyter pip3 uninstall jupyter ... to use the command? See Question&Answers more detail:os...

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python - Keras: How to save model and continue training?

I have a model that I've trained for 40 epochs. I kept checkpoints for each epochs, and I have also saved the ... ETA: 113s - loss: 4.3835 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 Eloquent - Attach vs Sync

What is the difference between attach() and sync() in Laravel 4's Eloquent ORM? I've tried to look around but couldn't find anything! See Question&Answers more detail:os...

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c# - MVVM Sync Collections

Is there a standardized way to sync a collection of Model objects with a collection of matching ModelView objects in ... { get; } } See Question&Answers more detail:os...

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

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Passing a method as a parameter in Ruby

I am trying to mess around a little bit with Ruby. Therefor I try to implement the algorithms (given in Python) ... of arguments (0 for 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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android - How to create custom spinner like border around the spinner with down triangle on the right side?

I want to develop custom spinner like line around spinner with triangle at right bottom corner. like following image ... above first one image. See Question&Answers more detail:os...

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How do I customize Facebook's sharer.php

http://www.facebook.com/sharer/sharer.php?u=http%3A%2F%2Fwww.google.com How can I customize the text and image ... Facebook pulled the docs. 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 write and execute PURE machine code manually without containers like EXE or ELF?

I just need a hello world demo to see how machine code actually works. Though windows' EXE and linux' ELF ... write/execute PURE machine code? 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 implement ASP.NET Identity to an empty MVC project

I create a new empty MVC project and I want to add identity to it. Now I do not know how to do this ... in my own database how to manage users See Question&Answers more detail:os...

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

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iphone - How to pin the Public key of a certificate on iOS

While improving the security of an iOS application that we are developing, we found the need to PIN (the entire or ... But how do you do 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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c# - "this" in function parameter

Looking at some code examples for HtmlHelpers, and I see declarations that look like: public static string HelperName( ... this" in this case? 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 - Update Command-line Output, i.e. for Progress

I'd like to be able to show a progress meter in a simple PHP script on the command line. Instead of seeing Progress ... C++ version, it's here. 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 - Very fast memcpy for image processing?

I am doing image processing in C that requires copying large chunks of data around memory - the source and ... you the explanation :)) 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 can I get the last 7 characters of a PHP string?

How would I go about grabbing the last 7 characters of the string below? For example: $dynamicstring = " ... The new string is: 5409els 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 - How to estimate how much memory a Pandas' DataFrame will need?

I have been wondering... If I am reading, say, a 400MB csv file into a pandas dataframe (using read_csv or ... of data frames and memory... 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 can I install a specific version of a set of Perl modules?

I'm tasked with replicating a production environment to create many test/sit environments. One of the things ... version specific Perl modules. 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 does valgrind work?

Can someone provide a quick top level explanation of how Valgrind works? An example: how does it know when memory is allocated and freed? See Question&Answers more detail:os...

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

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