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I am trying to create a dictionary that I can make into a JSON formatted object and send to the server. ... help would be very much appreciated - thank you. Question&Answers:os...

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

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bash - How can I count all the lines of code in a directory recursively?

We've got a PHP application and want to count all the lines of code under a specific directory and its ... in all the files from a directory resursively? Question&Answers:os...

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

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What does AngularJS do better than jQuery?

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

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git - Import existing source code to GitHub

How can I import source code from my computer to my GitHub account? Question&Answers:os...

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

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Search text in stored procedure in SQL Server

I want to search a text from all my database stored procedures. I use the below SQL: SELECT DISTINCT o.name AS ... How can I change my query to achieve this? Question&Answers:os...

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

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How to export table as CSV with headings on Postgresql?

I'm trying to export a PostgreSQL table with headings to a CSV file via command line, however I get it ... to '/tmp/products_199.csv' delimiters','; Question&Answers:os...

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

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What is the current directory in a batch file?

I want to create a few batch files to automate a program. My question is when I create the batch file, ... appears in the command prompt, or something else? Question&Answers:os...

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

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python - Importing flask.ext raises ModuleNotFoundError

When I try to use Flask extensions, my application is raising ModuleNotFound errors on lines like from flask.ext. ... installed. Why do I get this error? Question&Answers:os...

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

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javascript - Promises for promises that are yet to be created without using the deferred [anti]pattern

Problem 1: only one API request is allowed at a given time, so the real network requests are queued while there ... reject]});), using the standard Promise API? Question&Answers:os...

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

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sql - Inner Join vs Natural Join vs USING clause: are there any advantages?

Imagine I have two simple tables, such as: CREATE TABLE departments(dept INT PRIMARY KEY, name); CREATE TABLE ... keys the same, which is not always practical. Question&Answers:os...

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

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performance - 32-byte aligned routine does not fit the uops cache

KbL i7-8550U I'm researching the behavior of uops-cache and came across a misunderstanding regarding it. As ... 99 Which is close to the peak bandwith. Question&Answers:os...

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

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java - How to use multiple Scanner objects on System.in?

what's the correct way to use multiple Scanner objects in my program. For example, I use scanner to read a file ... reading from a File and not from System.in. Question&Answers:os...

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

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c - scanf won't ask for input the second time

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

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swift3 - UICollectionView Layout like SnapChat?

how do we create a UICollectionViewLayout like the SnapChat's stories? Any ideas please? I'd like to have a solution without external library. Question&Answers:os...

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

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java - Double calculation producing odd result

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

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c++ - Cross-platform way to get line number of an INI file where given option was found

Looking for some C++ library (like boost::program_options) that is able to return line number of an INI file, where ... and cannot get rid of .ini files soon. Question&Answers:os...

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

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python - Web scraping program cannot find element which I can see in the browser

I am trying to get the titles of the streams on https://www.twitch.tv/directory/game/Dota%202, using Requests and BeautifulSoup. ... </div> </a> </div> </div> Question&Answers:os...

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

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swift - Why optional constant does not automatically have a default value of nil

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

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vb.net - SQLite not storing decimals correctly

I have a sqlite DB with a table called tbl_invent, on form load it fills the datagridview with what is in ... also in SQLite it says integer can have decimals. Question&Answers:os...

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

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r - Filling missing value in group

I have data frame where some of the values are missing A 1 A NA A NA B NA B 2 B NA C NA C NA C NA How can I fill in groups where I have data? Question&Answers:os...

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

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http - Encrypt IDs in URL variables

I am developing an HTTP server application (in PHP, it so happens). I am concerned about table IDs ... URL variables and values to protect my application? Question&Answers:os...

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

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user interface - How can I upload a PDF file using Karate UI Automation?

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

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vba - Too few parameters Expected 1, recordset issue

I'm having a problem getting a recordset to run from a query I created in an MS Access 2010 database. here is ... code here now. Any help would be great. Cheers Question&Answers:os...

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

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211 views

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assembly - Linux default behavior of executable .data section changed between 5.4 and 5.9?

Story Case 1 I accidentally wrote my Assembly code in the .data section. I compiled it and executed it. The ... 5.9.0-050900rc5-generic is NOT executable. Question&Answers:os...

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

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python 3.x - Why does xml package modify my xml file in Python3?

I use the xml library in Python3.5 for reading and writing an xml-file. I don't modify the file. Just open and ... tag in line 7 and 11 now has less attributes. Question&Answers:os...

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

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r - How to omit NA values while pasting numerous column values together?

I have a data frame dd2 with hundreds of columns and what I need to do is paste all these column values together omitting ... ", "plant", "animal", "more"))) Question&Answers:os...

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

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jsp - c:forEach throws javax.el.PropertyNotFoundException: Property 'foo' not found on type java.lang.String

My project is using hibernate 3.4.0 GA to access database, and Spring MVC 2.5.6 to handle web request and ... some one please help me? Thanks in advance Andrew Question&Answers:os...

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

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229 views

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Upload Multiple Files with PHP and JQuery

I have been trying my hands on PHP lately, so far so good until I hit a brick wall. Here's a little piece of ... } }// ?> Any help would be highly appreciated. Question&Answers:os...

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

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