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c - The best optimal way to find the frequency in a very very long string

I have to find a very optimal way to find the frequency of a character in a very very long file containing ... any suggestion or ideas ? 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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ios - Working with Access Control in swift?

I want to get device ID in at all classes level in swift which will be included as parameter every time ... Getting Device ID is not unique See Question&Answers more detail:os...

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

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lisp - Sort Polynomial based on Symbol and Exponent

I'm writing writing polynomial arithmetic in lisp, and currently working on addition. I need help sorting a polynomial ... and z^2 are together. See Question&Answers more detail:os...

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

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vba - Copy specific cells from different rows to one row on a separate sheet & move to new row based on value in original

I have a large dataset (around 96,000 entries) representing courses run by different education providers. In ... the next PROVIDER_ID needed. 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 - google play services version issue real device

I′m new on android developement, and i have faced some troubles with google maps. here are a few questions ... just work properly on bluestacks 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 - Splitting strings without creating a new table or string_split()

I have strings that have really only one rule: There will always be a delimiter of '/' with a frequency of 2. Examples: ... + 1))) as 2nd, --3rd 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 solve the following case?

Consider the following question: We have 3 tables, 1. Theatre ( theatre_Id, thatre_name ) 2. ShowTime ( ... it nested correlated query ? 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 - Wordsearch puzzle method

I'm coding a wordsearch puzzle and I need to write a helper method called isHorizontalSpaceFree(). The method should ... 's not too far away. 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 - Spring boot. Request can't reach controller

I'm creating an API with Spring Boot and Spring Security. I already created some basic authentication mechanism. ... (new DefaultResponseDto("failed", e.getMessage()), HttpStatu...

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amazon web services - AWS s3 to dyanmoDb OpenBLAS WARNING - could not determine the L2 cache size on this system, assuming 256k

i built a lambda function that is triggering a python script that graps .json files from a s3 Bucket. ... on this system, assuming 256k 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 - Adding values to one columns based on conditions

I would like to update one column based on 2 columns My example dataframe contains 3 columns df <- data.frame(n1 ... find a good to handle 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 Change Origin of Request header from Localhhost to "*"

Check out image Below Please Do needful help . I want to change the origin of the request header from local ... the specific Service. 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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Modify variable within loop of batch script

I am moving files based on their names to preset folders. I don't want to make new folders. So files ... code to get the desired behavior? 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 - Light/Dark Theme Toggle

I am trying to create an HTML page that on a button click, the theme changes from dark to light. The issue I have ... </script> </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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android - Jetpack compose bold only string placeholder

I have a string resource like this <string name="my_string">Fancy string with an %1$s placeholder</string> and I ... I get the desired output? See Question&Answers more detail:os...

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

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html - HTML5/JavaScript audio playlist

I have found a nice tutorial on how to build a playlist using HTML5 and JavaScript in blog post HTML5 Audio and ... script> </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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oop - Why do I get a compilation error when calling println method in the class body? #Java

class Test { int a = 100; System.out.println(a); } class Demo { public static void main(String args[]) { ... explain why I'm getting this 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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In Android, When I Play Audio and go to other activity, audio doesn't stop after coming back

I'm new in Android environment, my problem is while I Play audio file and go to other activity or press back ... LENGTH_SHORT).show(); } } } 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# - What is the most efficient way to find union of two collections?

public IEnumerable<SummaryItem> GetSummaryData(SummarySettings settings) { return GetSummaryReportData(startTime, endTime, settings ... Union? See Question&Answers more detail:os...

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

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hbase - python3.5 thrift cybin.ProtocolError: No protocol version header

Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/hskj/anaconda3/lib/ ... .ProtocolError: No protocol version header 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 create exe file in qt designer with visual studio?

I create a qt application in visual studio. After building the project , the exe file not running and I have error ... . How can I 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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Perl- Script time calculator

Need help on this. I would like to create a script that will receive 2 parameters (time) with following format AA:BB ... week, 1 day and 5:06. 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 Header in CRON Job not working

I am using this code header('Location: http://example.com/test.php?number='.$requestsDone.''); But looks ... , if you need more information. 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 - how to send Recyclerview list to Server Using Volley

I have created a Project in which i have acustom alertdialog box with 3 edit text and one button. On button ... .example.raid I/jsonobj123: 2 See Question&Answers more detail:os...

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

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html - Is frontend or backend a better place to do some manipulation on submitted form data?

I am developing a qr code generator. Once the users fills the form to generate any type of QR code(sms, ... conversion on frontend or backend. See Question&Answers more detail:os...

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

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ios - Update Text Label From Another View

I have an NSTimer that runs every 10 seconds and is kicked off from LandingController.m. It continues to run as you ... equal to "N" } } 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 CSV , find max and print the information

My aim is to find the max of the individual column and print out the information. But there is problem when ... Code sample and run result pic See Question&Answers more detail:os...

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

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tensorflow - Force python script on GPU

Is there a way to force a Python script on GPU? In my code I use tensorflow and keras, and I have ... on Tensorflow, Numpy or others. See Question&Answers more detail:os...

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

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