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c# - i got "Missing operand after 'Id' operator." error, what happen in my code friends?

case 2: int intRemoveOption; Console.WriteLine("Select You Want to Delete Entire Column or Seperate: "); Console. ... , how to remove column? 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 parse JSON data and eliminate duplicates in Swift?

I have a very large JSON file that I have downloaded from the web, and I need to parse this in Swift. The ... } How would I accomplish 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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php - character set conversion

i wanna convert to original string of a€?Coola€ ..Origingal string is cool . (' is backquote) 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 - What is the role of axis parameter in np.argmax()?

Wee know, in axis parameter 0,1 means column and row wise maximum element index but for 2,3 & so on ... the output significance in this 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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ruby - Why doesn't `array.include` [sic] show the correct output

I have: num = ["jack","sparrow","terminator","leonidus"] name = "jack" The solution is: if num.include? ... not working? What is wrong with 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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compiler errors - Dropping partially moved values after the moved values are dropped

I expect the following code to compile and print Foo(6) as the value of b, owning the reference to a is dropped after the ... !("{:?}", a); } 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 Programming - Moving content of 32 bit register to a 16 bit register?

Is it possible to do something like: MOV AX, EBX and if yes what happens in such as case? Also what ... AX? (Using NASM, 8086 architecture) 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 - Mysql Database design structure

Which is a better db design when inserting records? **Option 1.** uid|itemid| qty | price | amount 1 |13| ... query and calculate using id ... 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# - Antiforgery token in a distributed SPA application

I am working on a distributed high availability single-page-application which gets served from a cluster of docker nodes ... a *nix based setup? See Question&Answers more detail:os...

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

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sed - Replace first occurrence of a pattern if not preceded with another pattern

Using GNU sed, I try to replace first occurrence of pattern in file, but I don't want to replace if there ... second part of the address range. 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 can I check if a Java Object is a String?

How can I check if an object is of type string? See Question&Answers more detail:os...

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

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.net - c# i'm unable to get SendMessage to send a message to a notepad window

I have looked at this question and answer How to send text to Notepad in C#/Win32? A slight variation that I think shouldn ... "abcd"); } } } } See Question&Answers more detail:os...

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

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adventureworks - SQL: total quantity and SUM

I have a question. On the AdventureWorks2012 database, I have to write a query using the Purchasing. ... doing wrong? 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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Can I execute code on Google Drive server infra?

Does Google Drive API provide a way to execute my code on the Google Drive server infra? Let's say I ... Simple DB manager is another example. See Question&Answers more detail:os...

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

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Finding Octet in a UDP data payload in C program

I am trying to collect UDP data payload information using C program by capturing the packet from port 6343. The code I am using is as ... 0 0 52 174 239 0 0 48 6 219 72 216 58 2...

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

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winforms - Timer firing every second and updating GUI (C# Windows Forms)

I have a Windows Forms application where I need to have a timer working for 90 seconds and every second should ... to achieve the same result? See Question&Answers more detail:os...

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

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reporting services - SSRS Images in 3 by 3 format in a matrix

I have a stored procedure which returns Id, FileContent and description of Images used in a project. I have a ... Image 3 Image4 Image5 Image 6 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 - Why is this code showing anomalous behaviour? (form not submitted)

I'm trying to submit a form using PHP and Ajax. But the problem is that sometimes it inserts one value, ... later when this problem is fixed. 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 - what does this debug-verbose-info mean?

I try to get the content of a page via cURL+PHP, but it gives me nothing back. When I replace the URL with ... someone tell me what is wrong?? 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 - UPDATE in Procedure does not work

I have 2 tables: Question and Quiz. Quiz is a collection of Questions. Quiz table looks like this: QuizdId | ... a given quiz by SQL procedures. See Question&Answers more detail:os...

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

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Stack implementation java

Unable to implement stack through this code... UseStack.java class UseStack{ public static void main(String[] args) { ... how to resolved 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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c# - Custom string formatting: ToString("00")

Given the following code: string istanbul = "523"; Convert.ToInt32(istanbul.ToString("00")); what does it return? See Question&Answers more detail:os...

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

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create simple angular project using svgs

create simple angular project the ui can be anything.the goal is to you need to use svgs and images in ui.these ... 5 imAGES used as an icon 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 - My object is not null but I'm getting a NULL POINTER EXCEPTION

For some reason I am getting a null pointer exception pointing to videosFound when it is indeed not null. ... .main(ZygoteInit.java:1194) See Question&Answers more detail:os...

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

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"The formula refers to a range" error in Excel

Am new to Excel, please help me with this: A B 2 9 =IF(A2:A6>=7,"1","0") 3 4 4 7 5 4 ... example works fine. What is the difference between two? See Question&Answers more detail:os...

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

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vb.net - Value of type 'Cursor' cannot be converted to 'Short'

I have migrated VB6 to dot net and I am getting: Value of type 'Cursor' cannot be converted to 'Short' ... = intSavePointer How to fix 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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javascript - Count string occurrence and replace with string and count - JS

I have a use case where I have a string with the same substring if followed continuously should return the string ... (count); console.log(abc) 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 - Coding a loop inside of an Array in pseudocode

I'm new to computer science. I've been told there is only 1 bug in the following Java type pseudo-code but i'm ... read: arr[++size] = val; See Question&Answers more detail:os...

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

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