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android - Create a NinePatch/NinePatchDrawable in runtime

I have a requirement on my Android application that parts on the graphics should be customizable, by retrieving new ... level 4, if that is of importance. Question&Answers:os...

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

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c# - No Main() in WPF?

I am a beginner when it comes to programming but I was sure that one of the universal rules was that a ... Is Main() simply named something differently in WPF? Question&Answers:os...

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

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467 views

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java - javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake during web service communicaiton

I am getting javax.net.ssl.SSLHandshakeException: Remote host closed connection during handshake exception when ... IOException: Connection closed, EOF detected Question&Answers:os...

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

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c# - Passing data between different controller action methods

I'm using ASP.NET MVC 4. I am trying to pass data from one controller to another controller. I'm not ... = updatedResultsDocument }); How would I achieve this? Question&Answers:os...

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

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81 views

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java - Spring configuration XML schema: with or without version?

I am new to Spring. One thing confuses me is that sometimes I see XML configuration files with versioned ... of the versioned spring schemas? Many thanks! Question&Answers:os...

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

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459 views

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c# - Is using a Mutex to prevent multiple instances of the same program from running safe?

I'm using this code to prevent a second instance of my program from running at the same time, is it safe? Mutex ... the Mutex will still be held. Is that true? Question&Answers:os...

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

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372 views

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c# - calculating the difference in months between two dates

In C#/.NET TimeSpan has TotalDays, TotalMinutes, etc. but I can't figure out a formula for total months difference. ... 6th, 1 month. On Dec 6th, 2 months Question&Answers:os...

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

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javascript - Uncaught Error: SECURITY_ERR: DOM Exception 18 when I try to set a cookie

I get the following error in Chrome's developer tools window when I try to set a cookie using this jQuery plugin ... same error when I use this jQuery plugin. Question&Answers:os...

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

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How would you code an efficient Circular Buffer in Java or C#?

I want a simple class that implements a fixed-size circular buffer. It should be efficient, easy on the eyes, ... or a fixed-size transaction or event log. Question&Answers:os...

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

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How to order by with union in SQL?

Is it possible to order when the data is come from many select and union it together? Such as Select id,name,age ... %a%" Order by name But that does not work. Question&Answers:os...

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

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350 views

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python - How to generate a random number with a specific amount of digits?

Let's say I need a 3-digit number, so it would be something like: >>> random(3) 563 or >>> random(5) 26748 >> random(2) 56 Question&Answers:os...

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

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280 views

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Using ASP.NET routing to serve static files

Can ASP.Net routing (not MVC) be used to serve static files? Say I want to route http://domain.tld/static/ ... I approach routing of static files in ASP.NET? Question&Answers:os...

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

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dictionary - Why doesn't a python dict.update() return the object?

I 'm trying to do : award_dict = { "url" : "http://facebook.com", "imageurl" : "http://farm4.static. ... to do chaining. Why isn't it acceptable in python? Question&Answers:os...

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

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233 views

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jquery - How to pass parameters in $ajax POST?

I have followed the tutorial as stated in this link. In the code below for some reason the data is not appended to the ... function () { alert("error"); } }); Question&Answers:os...

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

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571 views

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performance - Cost of exception handlers in Python

In another question, the accepted answer suggested replacing a (very cheap) if statement in Python code with a ... having a compare-to-zero if-statement? Question&Answers:os...

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

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556 views

1 answer

css - Why did Bootstrap 3 switch to box-sizing: border-box?

I'm migrating my Bootstrap themes from v2.3.2 to v3.0.0 and one thing I noticed is that a lot of ... radical imho :-) Anyone care to give some insight? Question&Answers:os...

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

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833 views

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utf 8 - How do I convert an ANSI encoded file to UTF-8 with Notepad++?

Closed. This question is off-topic. It is not currently accepting answers. Question&Answers:os...

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

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307 views

1 answer

performance - Android ListView Refresh Single Row

After I have gotten the data for a single row of a ListView, I want to update that single row. Currently ... react very slowly. Are there any other solutions? Question&Answers:os...

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

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426 views

1 answer

android - How to marshall and unmarshall a Parcelable to a byte array with help of Parcel?

I want to marshall and unmarshall a Class that implements Parcelable to/from a byte array. I am ... use the Parcelable interface for marshalling/unmarshalling? Question&Answers:os...

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

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415 views

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c# - Extension methods must be defined in a non-generic static class

I'm getting the error: Extension methods must be defined in a non-generic static class On the line: public class ... ); return (IOrderedQueryable<T>)result; } } Question&Answers:os...

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

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310 views

1 answer

"unrecognized selector sent to instance" error in Objective-C

I created a button and added an action for it, but as soon as it invoked, I got this error: -[NSCFDictionary ... numberButtonClick:(id)sender{ NSLog(@"---"); } Question&Answers:os...

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

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266 views

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python - Group by & count function in sqlalchemy

I want a "group by and count" command in sqlalchemy. How can I do this? Question&Answers:os...

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

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218 views

1 answer

c# - How do I get the current line number?

Here is an example of what I want to do: MessageBox.Show("Error line number " + CurrentLineNumber); In the code above ... this piece of code. How can I do that? Question&Answers:os...

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

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108 views

1 answer

How do I check to see if a value is an integer in MySQL?

I see that within MySQL there are Cast() and Convert() functions to create integers from values, but is there any way ... () in PHP is what I am looking for. Question&Answers:os...

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

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88 views

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java - Is a HashMap thread-safe for different keys?

If I have two multiple threads accessing a HashMap, but guarantee that they'll never be accessing the same key ... could that still lead to a race condition? Question&Answers:os...

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

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275 views

1 answer

java - 'Field required a bean of type that could not be found.' error spring restful API using mongodb

So I've been learning Spring in the couples of week, been following this tutorial Building a RESTful Web Service All ... have no clue on what's going on. 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

r - How can I extract plot axes' ranges for a ggplot2 object?

I have an object from ggplot2, say myPlot, how can I identify the ranges for the x and y axes? It doesn't ... results, other than how to set the axes' ranges. Question&Answers:os...

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

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753 views

1 answer

python - Import module from subfolder

I want to import subfolders as modules. Therefore every subfolder contains a __init__.py. My folder structure ... Foo1 ImportError: No module named dirFoo1.foo1 Question&Answers:os...

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

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