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python - What is the best way to remove accents with Apache Spark dataframes in PySpark?

I need to delete accents from characters in Spanish and others languages from different datasets. I already did a function ... ") foo.df.show() 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# - Running cmd commands with Administrator rights

How can I run the command **cd..** behind the scenes of a Windows Form? (i.e. the user cannot see it) 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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php - Why do I need to use a popular framework?

I've been a PHP developer for many years now, with many tools under my belt; tools that I've either ... to improve my own skills/tools? 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 - Generate random number in range excluding some numbers

Is there a simple way in Python to generate a random number in a range excluding some subset of numbers in that ... don't want to be returned? See Question&Answers more detail:os...

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

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oracle - ORA-12705: Cannot access NLS data files or invalid environment

The other day I got this annoying oracle error: ORA-12705: Cannot access NLS data files or invalid environment ... to access NLS data files 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 - Matplotlib: rotating a patch

I wanted to rotate a Rectangle in matplotlib but when I apply the transformation, the rectangle doesn't show anymore: ... do I make a mistake? 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 - Pandas: Replacement for .ix

Given the update to pandas 0.20.0 and the deprecation of .ix, I am wondering what the most ... conditional and index position filtering? See Question&Answers more detail:os...

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

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angular - Can you use @ViewChild() or similar with a router-outlet? How if so?

I repeatedly run into a situation where I'd like to access a child component existing on the other side of a ... a hack or enabling prod mode. See Question&Answers more detail:os...

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

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mysql: connection refused when trying to connect to localhost using remote IP

When I try to connect to a local mysql database using it's remote ip-address I get a access denied. When I try ... the MySQL version is 5.5.23. 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 - What are the differences between bool() and operator.truth()?

bool() and operator.truth() both test whether a value is truthy or falsy and they seem rather similar ... with ShadowRanger under this question. See Question&Answers more detail:os...

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

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'||=' operator in Ruby

Could some one explain to me the meaning of the following Ruby code? (I saw this code snippet in one guy's ... (I suppose car is nil initially) 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 - PyInstaller WARNING: lib not found

I know this type of question has been asked here before, but I did not find a working solution to it. I have a ... as a .py file it works fine. See Question&Answers more detail:os...

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

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Rails segmentation fault when starting server?

Trying to get my rails 3 environment up and running and I keep encountering an error I can't get around. Any help would be ... ---------------- 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 - Combine multiple SELECT statements

I've used Excel to generate numerous SELECT statements from a list of the schema names from a database with a ... in a more efficient way? See Question&Answers more detail:os...

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

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Get the query string on the called javascript file

Is it possible to get the query parameters with javascript on the called javascript file like this: // in html < ... I have to use the server? 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# - ASP.NET Parse DateTime result from ajax call to javascript date

Introduction: I have a WebMethod on my ASP.NET page which returns a Person object. One of the fields is Birthday ... gives me an Invalid date. 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 - Align multiple ggplot2 plots with grid

Context I want to plot two ggplot2 on the same page with the same legend. http://code.google.com/p/gridextra/wiki/ ... ="", left = "") Output 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 - UItableViewCell imageview changing on select

I am loading in a list of facebook users using webcache and it works fantastically. Until you select one of ... ; [_indexPath retain]; } See Question&Answers more detail:os...

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

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regex - Filtering a diff with a regular expression

It seems that it would be extremely handy to be able to filter a diff so that trivial changes are not displayed. ... . BTW, I am using Git See Question&Answers more detail:os...

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

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html - Css styles not applied properly,if use DOCTYPE

1)Css styles not applied properly to my HTML page,if i add particular version on html like HTML5,HTML4.1 strict,etc ... or HTML 4.01 with XHTML? See Question&Answers more detail:os...

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

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Set WPF webbrowser control to use IE10 mode

How can i set the WPF webbrowser controls to render pages in iE10 mode or the higher version installed on ... target machine ? Any helps 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++ - Can std::launder be used to convert an object pointer to its enclosing array pointer?

The current draft standard (and presumably C++17) say in [basic.compound/4]: [ Note: An array object ... to its enclosing array pointer? 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# - Comparing two objects .

If i have a complex object, what is the best practice pattern to write code to compare 2 instances to see if they are the same See Question&Answers more detail:os...

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

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591 views

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Python: can't assign to literal

My task is to write a program that asks the user to enter 5 names which it stores in a list. Next, it ... be able to generate a random name. 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 - Firebase limit on the number of observers/listeners

In Firebase, we can add an observer in iOS using something like observeEventType:withBlock:. Is there a limit on ... attached from one client ? See Question&Answers more detail:os...

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

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row - R dplyr rowwise mean or min and other methods?

How can I get with dplyr the minimum (or mean) value of each row on a data.frame? I mean the same result as apply ... B=rnorm(10), C=rnorm(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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407 views

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ios - Swift / How to use dispatch_group with multiple called web service?

I am using dispatch_group to call Firebase requesting functions and get notified once the request is complete to be ... answer capable for both. See Question&Answers more detail:os...

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

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562 views

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c++ - How can I get the mouse position in a console program?

How can I get the mouse click position in C++ in a Windows console program? (A variable that returns the ... the mouse position when clicked. See Question&Answers more detail:os...

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

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