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python - How can a function access its own attributes?

is it possible to access the python function object attributes from within the function scope? e.g. let's ... different object than a function 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 - Hibernate Mapping Package

I'm using Hibernate Annotations. In all my model classes I annotate like this: @Entity @Table public class ... to hibernate.cfg.xml? See Question&Answers more detail:os...

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

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r - Proper idiom for adding zero count rows in tidyr/dplyr

Suppose I have some count data that looks like this: library(tidyr) library(dplyr) X.raw <- data.frame( ... route within tidyr and dplyr. 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 - How do you check if a HTML5 audio element is loaded?

I am wanting to know how to check if a HTML5 audio element is 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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wpf - Convert memory stream to BitmapImage?

I have an image that was originally a PNG that I have converted to a byte[] and saved in a database. ... convert a stream to a BitmapImage? See Question&Answers more detail:os...

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

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Distinguish Chrome from Safari using jQuery.browser

It seems jQuery.browser is able to identify webkit rather easily as of 1.4. But how can I use it to ... from Safari (and visa-versa)? 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 is copy elision and how does it optimize the copy-and-swap idiom?

I was reading Copy and Swap. I tried reading some links on Copy Elision but could not figure out ... object being created and destroyed. 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 get profile like gender from google signin in Android?

I want to integrate google sign in to my app, when user first sign in I will create an account bind to this, ... key with Google Services 3.0.0 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 call Java code from C#?

We've developed a Java application and would like to use this application from a C# client. The application has ... . - to achieve 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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bison - Reforming the grammar to remove shift reduce conflict in if-then-else

How do I remove shift-reduce conflict for bison for the given grammar? selection-stmt -> if ( expression ... would be highly appreciated. 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 - Retrieve an Image stored as BLOB on a MYSQL DB

I'm trying to create a PDF based on the information that resides on a database. Know I need to retrieve a ... Field name: IMAGEN Any Ideas? See Question&Answers more detail:os...

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

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compilation - Compile dynamic HTML in Angular 4/5- something similar to $compile in Angular JS

I wanted to receive an HTML data via service call to server(this is for sure. I cannot keep templates in local ... Thank you so much in advance! See Question&Answers more detail:os...

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

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Spark: Reading files using different delimiter than new line

I'm using Apache Spark 1.0.1. I have many files delimited with UTF8 u0001 and not with the usual new line . ... I want to change it to u0001. See Question&Answers more detail:os...

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

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Referencing a JavaScript value before it is declared - can someone explain this

I'm hoping someone can explain to me why the below JavaScript/HTML will show "door #2" when the HTML is ... would be called by window.onload. See Question&Answers more detail:os...

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

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objective c - how to take a screenshot of the iPhone programmatically?

Is it possible in objective C that we can take the screen shot of screen and stored this image in UIImage. 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 extract a string using JavaScript Regex?

I'm trying to extract a substring from a file with JavaScript Regex. Here is a slice from the file : DATE: ... $/g); return(arr); } 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 - Jackson ObjectMapper - specify serialization order of object properties

I'm implementing a RESTful web service where user has to send a signed verification token along with the request ... for signing and verifying. 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# - C#7: Underscore ( _ ) & Star ( * ) in Out variable

I was reading about new out variable features in C#7 here. I have two questions: It says We allow "discards" ... by Mads Torgersen I guess? See Question&Answers more detail:os...

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

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git can I view the reflog of a remote?

Is it possible to view the reflog of a remote? That is, I want to know what the output of git reflog is ... reflog says on the other machine. See Question&Answers more detail:os...

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

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shuffle string in python

I am looking for a function or short program that receives a string (up to 10 letters) and shuffles 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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asp.net - What's the meaning of "UseTaskFriendlySynchronizationContext"?

There is a new app setting in asp.net 4.5 <add key="aspnet:UseTaskFriendlySynchronizationContext" ... "UseTaskFriendlySynchronizationContext" ? 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 - Why is there no strtoi in stdlib.h?

I have grown accustomed to strtod and variants. I am wondering why there is no strtoi shipped with <stdlib.h ... the safety features of strtod? See Question&Answers more detail:os...

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

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vba - Rounding a number to the nearest 5 or 10 or X

Given numbers like 499, 73433, 2348 what VBA can I use to round to the nearest 5 or 10? or an arbitrary number? ... -> 2350 7343 -> 7340 etc. 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# - Invoking methods with optional parameters through reflection

I've run into another problem using C# 4.0 with optional parameters. How do I invoke a function (or rather ... method I wrote for Type. 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# - How does DateTime.ToUniversalTime() work?

How does the conversion to UTC from the standard DateTime format work? More specifically, if I create a ... is still accurately represented? See Question&Answers more detail:os...

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

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138 views

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php - Are there limits for session variables?

As the title says, are there limits (if any) for session variables or they're considered as usual variables and ... me know. Thanks in advance! See Question&Answers more detail:os...

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

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161 views

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android - how to reference an asset in a library project

In a class belonging to a Library project I call: webview.loadUrl("file:///android_asset/info.html", null); ... application's assets folder" ? See Question&Answers more detail:os...

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

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Delete message after consuming it in KAFKA

I am using apache kafka to produce and consume a file 5GB in size. I want to know if there is a way where ... don't want to delete it manually. See Question&Answers more detail:os...

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

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