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sockets - Unpack a buffer which is packed by perl with template "N/a* N/a*" in golang

I am new to perl. I need to write a golang code which read UDP package sent from a perl UDP socket ... par with perl for socket programming. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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python - Function should clean data to half the size, instead it enlarges it by an order of magnitude

This has been driving me nuts all week weekend. I am trying merge data for different assets around a common ... trying to merge the dataframes See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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r - combine duplicates, do not publish blanks, dplyr::distinct

I trying to using dplyr distinct to combine rows, delete duplicates, and delete blanks as well. Here is my ... and ignore blanks? Thank you. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - The path to the driver executable must be set by the webdriver.gecko.driver issue in selenium webdriver

I'm trying to run the following sample snippet import org.openqa.selenium.WebDriver; import org.openqa.selenium.firefox. ... to fix this issue. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - Notice: is_main_query was called incorrectly

Was searching for two days what makes problem in my WordPress theme, and using debug I found this error, and that ... end .section-content -->'; See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ruby - Comparing a string with an array of strings and printing the count

I'm comparing a string to an array of strings using: arry.include? (mystring) and it returns a boolean ... that array equaled to mystring? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How to decrypt a string with unknow encryption algorithm, help me?

How to decrypt a string with unknow encryption algorithm? There is a string: AgF8ZSL8gPMgnjRt/2MQYmvTdDRxP/z0Rdt0a/ ... should I learn? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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unix - How to save uint64_t bytes to file on C?

How to save uint64_t bites to file on plain C? As i suppose output file will be 8 bytes length? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Integer cannot be cast to java.util.HashMap

Im using listview on android, below code is giving error after clicking on a list item for another new activity ... solve these type of error ? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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sql - how to retrieve the values that contains a part of value in the column

Suppose I have a column lastName and I have the data as kumar yadav kumar shah raghu. kumar Now I want ... whose last name contains kumar. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - jQuery - Change Image When Tab is Clicked

I am trying to get a WordPress image to change based on which tab is clicked. I want the image to be ... jpg Any help, much appreciated :) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How do I pass value from a javascript function to C# Code behind?

I have a dynamic button which have unique id's, I'm getting the id of the clicked button like so: $(" ... do this? Sorry noob in javascript. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - Selecting rows based on a few rules

OK, curious to see if there is a meaningful solution for this. I'm having only one table, from which I need ... created before de from user 5) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Python 2.7.5 and Python 3.6.5

I have installed Python 3.6.5 however when i type Python it shows Python 2.7.5. Id like to use Python 3. [ ... >>> I want to use Python 3 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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sql - MEANStack Angular Table - Sorting and Pagination Functionalities

I'm developing a WebApp with MEANStack, currently working on the Front End with Angular. My App simply reads ... []; private tablesUpdated = new Subject<{ processTables: ProcessT...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Load javascript after 2 clicks on website

I have a javascript that I want to load when the user has clicked two times on my website. I have no clue how to this. Any suggestions? Thanks! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - avoiding layout reloading in ruby on rails project

In ruby on rails , I want to load page data dynamically. But that time i don't want to refresh or load ... only another page data should load. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Coordinate system transformation, 3d projection to 2d plane

I have a global coordinates system (X, Y, Z), and a triangle with points (A, B, C and Center). I know all ... ) Cnew = 5.7350 5.4153 4.1666 See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - mvc specific layout with views

I'm trying to learn more about MVC in PHP. But I have encountered a problem: I want to show my view in a ... .: I'm not using any framework. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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perl - images on CGI or HTML files

Recently, I run small local host for myself, but when I write a CGI file or HTML file, it shows everything ... happen and what shall I do? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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go - why is fasthttp like single process?

requestHandler := func(ctx *fasthttp.RequestCtx) { time.Sleep(time.Second*time.Duration(10)) fmt.Fprintf( ... the request by synchronization. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Emails in C2DM?

I have developed push notification system in android using c2dm, It's working fine but I having one problem i-e ... fine with one email only. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Button clicklistener inside listview

Hi am having listview which contains textview and edittext and button when am trying to add oncicklistener giving null ... me on this pls.. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ruby on rails - How to replace a pattern in a string

I built a page that is rendered differently depending on params. The logic is something like this: <% if params[ ... on the other two versions. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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What does 'view' container do in XML of Android

In this XML what is advantage of using view? <?xml version="1.0" encoding="utf-8"?> <androidx.coordinatorlayout ... in XML? Thanks for any help. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - in c# getting Error cannot access a disposed object object name='System.Net.Socket.Socket'

I want a chat application in C# Client and in Java Server I go through C# Client but I got some Error when I ... ; } Console.ReadLine(); } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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webview - Android Adview getting error

I get these errors when placing adview ad. error: Error parsing XML: unbound prefix <com.google.android.gms.ads. ... i get those two errors. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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security - Java SecurityManager - how to ensure a method is run only by another method?

I want B to be run only by the private method A#getSensitiveData() that uses or does some processing on sensitive ... just do this and that". See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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