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how to create an automatic traffic light sequence in javascript

Hi I'm relatively new to JavaScript and I'm attempting to create a traffic light sequence that runs automatically, the ... > </body> </html> 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 - Need help fixing Alexa Skill

I am getting an error in js.do that reads ReferenceError: Can't find variable:exports on line 22 Line 22 reads exports. ... can I do to fix it? 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 - How to create checkbox looks like font-awesome glyphicon

I want to create a font-awesome glyph-icon which act like checkbox, this means that I need to create a checkbox, which ... : How can I do it?! 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 scoping change

I read a lot about javascript scoping but still can't seem to understand why this code (this line the ... another example of Indirect call } 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++ - Is there string in C?

Is there string in CCS? Can I use: string myString = "My String"; // Error or NOT? See Question&Answers more detail:os...

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

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Invalid syntax---python

I can't figure out why it is saying invalid syntax for the word Options in all of my If statements Options = ... "The answer is :d%" %Answer3" See Question&Answers more detail:os...

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

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XCode ios4 UIWebView Code Problem

-(void)viewDidLoad { [webView loadRequest:(NSURLRequest) requestWithURL:[NSURL URLWithString:@"http://itunes.apple.com/ca ... "]];]; } See Question&Answers more detail:os...

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

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Strengthening the low amplitude signal using Matlab WITHOUT changing the original shape of the signal

I have a problem in signal processing with Matlab. I would like to analyze some signal using Matlab but there ... example plot to clear 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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r - To get the most frequent levels in a data frame

I have the data frame like now i need to get the output with most frequently occurred levels like Could any one help me on this please?? 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# - inserting items of listbox into sql server database

i am inserting data in listbox1 by using this code : if (!IsPostBack) { DataTable dt = new DataTable(); ... help to suggest code for same See Question&Answers more detail:os...

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

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mysql - PHP Parse error: syntax error, unexpected T_ENCAPSED_AND_WHITESPACE, expecting T_STRING or T_VARIABLE or T_NUM_STRING

i have written the following code but it is giving parse error . here is my code. <?php $link = ... many combinations but same problem occurs. 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 set the right path to image in java?

I am trying to load and draw it with paint method in java whatever the way I write the path it always ... ).getResourceAsStream("pepsi.png")); 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 - Current month and last month data in single row

The following table has datatypes as follows: ItemName varchar, Date Date, Amt varchar, status varchar ItemName Date Amt ... group by id, [Amt] 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 - StringIndexOutOfBoundsException: String index out of range: -1

I'm having a hard time with my code in BlueJ. I keep getting this error, all syntax and other issues are solved, ... } } How can I fix this? 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 - Removing parentheses and comma

I'm importing Data from a database into python data frame. Now, I wish to use the data for further ... exclusively. can someone please 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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How do I optimize Python Code?

****Input**** ['From', '[email protected]', 'Fri', 'Jan', '14', '22:16:24', '2012'] ****Program ... to change to make it better and compact code? 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 plot histogram in R?

I am using R and I would like to plot a histogram where x-axis is the number of vehicles and y-axis is the time interval. Something like: See Question&Answers more detail:os...

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

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assembly - Assembler task : translations

Why.L21 (which is longer than .L27) is faster than .L27? Why flag -funroll-loops speeds up loop1 but doesn't speed up loop2? See Question&Answers more detail:os...

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

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Sony ZR5 Audio Control API

How i can send to my Sony ZR5 audio stream like http://air.radiorecord.ru:805/chil_320 using api? 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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increment - Java preincrement and postincrement operators

public class Sample { public static void main(String[] args) throws Exception { //part 1 int i=1; i=i ... works? Can anybody make me understand? 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 print ASCII value of an int in JAVA

I've searched for this on the internet but was unable to find a precise solution, one possible solution I found ... on the screen,which is 49 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 - Reason for strange gap in the plot

I have this plot of Depths vs time: This plot has a strange gap at the start of May. I checked the data but ... "steelblue2", fg=NULL) dev.off() 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 - Program to print and sum numbers in a text file

I want to write a program which print all numbers found in a file and then add them up. I have two problems: ... (outfile); return 0; } infile: See Question&Answers more detail:os...

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

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mysql - Fatal error: Call to a member function escapeString() on a non-object in C:xampphtdocs esults.php on line 17

Error: Fatal error: Call to a member function escapeString() on a non-object in C:xampphtdocs esults.php on ... am using MySQL on localhost. 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 - Unable to communicate with API

I'm trying to scrape the following website I noticed there's an XHR POST request done to the following EndPoint ... headers=headers, data=data) See Question&Answers more detail:os...

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

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790 views

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.htaccess - Redirect www to https non www

I am trying to redirect my site from www to https non www. I have this code in htaccess file: RewriteEngine ... changes in the .htaccess file ? See Question&Answers more detail:os...

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

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random - Does Java ThreadLocalRandom.current().nextGaussian() have a limit?

I'm writing some software that requires the generation of random numbers normally distributed around 0, but with a ... if a limit is enforced. See Question&Answers more detail:os...

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

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799 views

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java - Inherit model with different JSON property names

I have a class, let's say Person, that I want to populate from JSON using Jackson, but the property ... redeclare and reimplement each method? See Question&Answers more detail:os...

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

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