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Is there a Variable Explorer for PyCharm

I recently changed from Spyder to PyCharm as a Python IDE. In Spyder I have often used the variable explorer feature ... how to use that tool. 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 2.7 - When is it better to use zip instead of izip?

When is it better to use zip instead of itertools.izip? 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 - Set value for particular cell in pandas DataFrame with iloc

I have a question similar to this and this. The difference is that I have to select row by position, ... warning about chained indexing appears. See Question&Answers more detail:os...

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

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namespaces - Autoloading classes in PHPUnit using Composer and autoload.php

I have just installed PHPUnit version 3.7.19 by Sebastian Bergmann via Composer and have written a class I ... testing easily for your project. 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 - How create json format with group-concat mysql?

How create json format with group-concat mysql? (I use MySQL) Example1: table1: email | name | phone ------ ... :"Dan",phone:"8768768"} 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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java - Using JavaMail with TLS

I found several other questions on SO regarding the JavaMail API and sending mail through an SMTP server, but ... Can anyone help with 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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Drawing Multiple Lines in D3.js

Up until now, I've been using loops to add line elements to a D3 visualization, but this doesn't seem in ... general way of adding these paths? See Question&Answers more detail:os...

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

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Create parameterized VIEW in SQL Server 2008

Can we create parameterized VIEW in SQL Server 2008. Or Any other alternative for 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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Makefile to compile multiple C programs?

This is an incredibly simple question, but I'm new to makefiles. I am trying to make a makefile that will compile ... . What am I doing wrong? See Question&Answers more detail:os...

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

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dpi - How do I convert a WPF size to physical pixels?

What's the best way to convert a WPF (resolution-independent) width and height to physical screen pixels ... connected to a PresentationSource". 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# - Draw on the screen without a form

Is it possible to create a big white rectangle on the screen, without using a Forms Application? It should ... printed anything to my screen! 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 - Reproducing lattice dendrogram graph with ggplot2

Is this possible to reproduce this lattice plot with ggplot2? library(latticeExtra) data(mtcars) x <- t(as.matrix(scale( ... ", size = 10)))) 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# - Best practices for serializing objects to a custom string format for use in an output file

I was just about to implement an override of ToString() on a particular business class in order to produce an ... string out of an object? See Question&Answers more detail:os...

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

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Optional Methods in Java Interface

From my understanding if you implement an interface in java, the methods specified in that interface have to ... interface would be required? See Question&Answers more detail:os...

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

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ms access - How to SUM two fields within an SQL query

I need to get the total of two fields which are within the same row and input that number in a field at the ... the total of a column? 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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429 views

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r - ggplot2 plot area margins?

Is there an easy way to increase the space between the plot title and the plot area below it (the box with the ... x axis title a bit down"? See Question&Answers more detail:os...

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

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711 views

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Compile R script into standalone .exe file?

Is there any easy way to compile my R script into standalone .exe file just like what matlab does? See Question&Answers more detail:os...

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

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738 views

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cocoa - Iterate through files in a folder and its subfolders using Swift's FileManager

I'm quite new to programming a Swift and I'm trying to iterate through the files in a folder. I took a ... to then do something with them. See Question&Answers more detail:os...

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

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237 views

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java - Maven release plugin fails : source artifacts getting deployed twice

We are using the maven release plugin on hudson and trying to automate the release process. The release:prepare ... will be really 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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561 views

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text to speech - How to make Python speak

How could I make Python say some text? I could use Festival with subprocess but I won't be able to control it ( ... for Festival, eSpeak, ... ? See Question&Answers more detail:os...

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

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Why do C# collection initializers work this way?

I was looking at C# collection initializers and found the implementation to be very pragmatic but also very unlike ... of other C# features. See Question&Answers more detail:os...

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

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261 views

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How to read a config file using python

I have a config file abc.txt which looks somewhat like: path1 = "D:est1first" path2 = "D:est2second" path3 ... my program to avoid hard coding. 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 - How to turn a CVPixelBuffer into a UIImage?

I'm having some problems getting a UIImage from a CVPixelBuffer. This is what I am trying: CVPixelBufferRef ... ideas would be 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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algorithm - How to calculate or approximate the median of a list without storing the list

I'm trying to calculate the median of a set of values, but I don't want to store all the values as ... of histogram for each value. Thanks Nick See Question&Answers more detail:os...

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

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321 views

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ios - Change default icon for moving cells in UITableView

I need to change default icon for moving cells in UITableView. This one: Is it possible? See Question&Answers more detail:os...

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

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304 views

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python - Scheduling a .py file on Task Scheduler in Windows 10

I already tried to convert my .py file into .exe file. Unfortunately, the .exe file gives problems; I believe this ... Windows 10 Python 3.5.2 See Question&Answers more detail:os...

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

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194 views

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android - Multiple selection in custom ListView with CAB

After reading and try'n'error for days, I′m giving up and ask for help. < edit > I am using ActionBarSherlock ... snippets to help, let me know. See Question&Answers more detail:os...

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

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297 views

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javascript - Why is useState not triggering re-render?

I've initialized a state that is an array, and when I update it my component does not re-render. Here ... CodeSandbox with the proof of concept. See Question&Answers more detail:os...

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

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