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How to use redirection in C for file input

I need to get the file from the terminal, I know the command will look like: ./a.out < fileName.txt I ... the file requested from the terminal. See Question&Answers more detail:os...

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

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gcc - Order of fields when using a bit field in C

I have a struct of the following type typedef struct { unsigned int a : 8; unsigned int b : 6; unsigned int ... wrong? Thank you for your help. See Question&Answers more detail:os...

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

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What is the best way to empty a node in JavaScript

I have a gallery with a long list of thumbnails. To prevent the DOM to be filled up with nodes, I am ... and removing child will cause reflows? 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 - Cumulative sum until maximum reached, then repeat from zero in the next row

I feel like this is a fairly easy question, but for the life of me I can't seem to find the answer. ... any more information let me know. Ayden 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 - How to check if a string is one of the known values?

<?php $a = 'abc'; if($a among array('are','abc','xyz','lmn')) echo 'true'; ?> Suppose I have the ... statement "if($a among...)"? Thank you See Question&Answers more detail:os...

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

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LCP time between LightHouse and Performance - Google Chrome

With google chrome chrome dev, I am running a lighthouse Analysis for mobile. Lighthouse shows a 7.0 seconds ... 7.0 seconds for LightHouse See Question&Answers more detail:os...

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

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Replace WCF default JSON serialization

Is it possible to replace the default JSON serialization of WCF (I'm currently testing with the webHttp behaviour), ... with jQuery + WCF). See Question&Answers more detail:os...

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

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generics - C# - static types cannot be used as type arguments

I've a generic class, that helps me to do checks on argument values internal sealed class Argument<T> where T ... What I'm 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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jquery html() strips out script tags

I need to replace the content of a div in my page with the html resultant from an ajax call. The problem is that ... ; There must be a easy 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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objective c - EXC_BAD_ACCESS in heightForRowAtIndexPath iOS

I'm working on an application where I have a custom subclass of UITableViewCell. I want to make the cell's ... Any ideas why this is happening? See Question&Answers more detail:os...

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

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Format a Google Sheets cell in plaintext via Apps Script

Using Google Apps Script, I want to set the format for a Google Sheets cell to plain text. The reason I ... to format a cell using JavaScript. 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 server - Driver.getConnection hangs using SQLServer driver and Java 1.6.0_29

I didn't know where to write something about this and decided to do it here. After loooong time debugging my ... ? :p Best regards, Rui 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 set the PATH environment variable in Jenkins configuration on Windows?

When I run my build process on Windows Server 2008, it fails with the error message like Cannot run ... configs correctly working on Windows? See Question&Answers more detail:os...

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

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windows - Unable to find the socket transport "ssl" - did you forget to enable it when you configured PHP?

I'm googling for how to this error a lot of hours. I've tried all solutions from this topic without luck. <? ... ok'; else echo 'error'; ?> See Question&Answers more detail:os...

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

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Does JavaScript have undefined behaviour?

Does JavaScript have undefined behaviour (similar to C) or is it completely well-defined by the spec, and ... , has "undefined behaviour"? See Question&Answers more detail:os...

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

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visual studio 2010 - C# hide and unhide comments

I am trying to find solution how to hide and unhide comments in VS2010. What i found is: # region comments for code ... x = "...." //comment See Question&Answers more detail:os...

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

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637 views

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debugging - Java: how to get arguments passed to method that called this method?

In java, it is possible to get the class and method that called the current method (the method in which ... know the source beforehand) 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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python - How to read a v7.3 mat file via h5py?

I have a struct array created by matlab and stored in v7.3 format mat file: struArray = struct('name', {'one', ' ... > data = <the data of elem> 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 - TCPIP client - EHOSTUNREACH (No route to host)

I am trying to develop a client server TCP/IP application. I have a server running on my PC and the client app is ... } } 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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html - Open a new tab with javascript but stay on current tab

Is it possible to open a new tab in Firefox (in background) using window.open("http://www.google.com") ... current tab? Thanks for any help See Question&Answers more detail:os...

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

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427 views

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c - Please Explain Comma Operator in this Program

Please explain me the output of this program: int main() { int a,b,c,d; a=10; b=20; c=a,b; ... compiled and ran the program using Code Blocks. See Question&Answers more detail:os...

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

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Simple python inheritance

class Animal(object): def __init__(self, nlegs=4): print '__init__ Animal' self.nlegs = nlegs class Cat( ... to the Cat.__init__ interface? See Question&Answers more detail:os...

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

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745 views

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openpyxl - Password Protecting Excel file using Python

I havent found much of the topic of creating a password protected Excel file using Python. In Openpyxl, I did ... possible with Python? 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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298 views

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Is there a SELECT ... INTO OUTFILE equivalent in SQL Server Management Studio?

MySQL had a nifty command SELECT ... INTO OUTFILE that could write the result set into a file (CSV format or ... a query directly into a file? See Question&Answers more detail:os...

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

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697 views

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github - Git branch name - case sensitive or insensitive?

I am a new git user and recently been handed with an out of date git repository to look after. This is the ... how I can fix this. Thanks heaps See Question&Answers more detail:os...

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

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444 views

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python - Why subprocess.Popen doesn't work when args is sequence?

I'm having a problem with subprocess.Popen when args parameter is given as sequence. For example: import subprocess ... print size What's 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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268 views

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javascript - regex to find url in a text

I have to find the first url in the text with a regular expression: for example: I love this website:http:// ... ://www.youtube.com/music] text See Question&Answers more detail:os...

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

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268 views

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c# - Changing the View for a ViewModel

I am trying to implement the MVVM design patern for mt WPF application. In order to connect the view ... template used for SampleViewModel? See Question&Answers more detail:os...

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

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