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c - Why does comparing the result of scanf() with NULL generate a compiler warning?

I'm writing in C and I need to read everything that arrives in input but I don't know how many characters I ... so what should I write instead? See Question&Answers more detail:os...

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

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Crash while reading a File in C++

I want to search a particular word in a file & return a result as to whether that word exists in the file ... the same would be very helpful. See Question&Answers more detail:os...

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

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double click - how to call interface from TouchableWrapper class in android

I need to call interface while double tap on google mapFragment. I am able to detect double tap on map now. ... Please i need help.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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need implement C# Counter

I want to make increment and decrement counter. There are two buttons called X and Y. If first press X and then ... anyone help me 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++ - Is there any way to embed egrep and wget in my application?

i need in my application the feathers that the good old egrep and wget give me , but i can't execute them as ... that ? cross platform and c++ See Question&Answers more detail:os...

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

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selenium - Created new class Edit profile. Login works fine, but getting null pointer on verifyEditProfile()

public class EditProfile { // public static WebDriver driver; //public TestLogin login; // public static String ... .verifyEditFirstName(); } } See Question&Answers more detail:os...

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

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objective c - how to Control iOS system Volume using a UISlider

I've a music player app and I wanna control system volume through a UISlider How can I do it? I've searched ... API for It. please do 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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c# - Strongly-typed view for model class with collection

I am trying to do something like personal blog and i encountered a problem. I have strongly typed form for edit of ... .Content) </div> </div> 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 - Create instance of new class in Android

I am new to Android programming but have a little bit of experience with Java. However, I am creating an Android ... I am 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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c# - Randomize List<string> without duplicates

I have a List<string> notizen = new List<string>(); I want to choose a random entry from it but this ... found LINQ to not exist in monodroid. 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 guidance! Trying to learn about fetch() and Promises

Basically I'm trying to fetch the URL and URLPaths for two images I've uploaded (to Firebase) using the ... But I cannot understand why. 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# - How to convert a string into a type?

Hi so I'm trying to convert a string named compToAdd into a type and im not sure how to do it, I ... 'compToAddType' } Thank you in advance. 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 - Changing images after selecting ExtJs

How can I preview images in ExtJs ? I mean, I am using FileUploadField and I want to select an image and set ... the image selected in my form. 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 - sql query to replace city pune to mumbai and mumbai to pune in the table

i have one table emp with column name city city output table ----- mumbai pune pune mumbai mumbai pune pune ... to mumbai and mumbai to pune 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 - ValueError: invalid literal for int() with base 10: 'slug-1-2'

ValueError: invalid literal for int() with base 10: 'slug-1-2' 2nd time i am facing this error again ... .interest_set.first().pk return context See Question&Answers more detail:os...

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

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email - Prevent sending mail to "Promotions" in gmail

I am using Amazon Simple Email Service to send email to my web application users. I am sending mail by using ... Anyone can guide me for 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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excel - VLOOKUP formula returns '#VALUE!' instead of the text value it should return

I wrote this formula in an Excel cell: =IF(VLOOKUP(A2, VS!$B2:$B98,1,FALSE ),A2,NA) What I want to do is, ... got #VALUE!. How can I solve 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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php - Avoiding SQL injection using mysql_real_escape_string and stripslashes

Is this a good way to prevent SQL injection before running a database query? $name = mysql_real_escape_string( ... ; Thanks in advance! 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 - Updating SQLite cell from ios

I am reading information from an sqlite file, I am able to read from the database and create an array with objects ... and edit a cell on xcode? 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 - TextView background null when not set in layout

I'm trying to understand why a View's background can be null and how that makes sense. ... HasOverlappingRendering=True IsOpaque=True See Question&Answers more detail:os...

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

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excel - ORA-01861: literal does not match format string despite of using to_date function

Facing this error on EXCEL VBA Module. On Oracle 11g interface it runs well. select "schema_name", "table_name", " ... run in excel VBA module. See Question&Answers more detail:os...

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

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regex - Xml file, replacing numeric tag names with a valid ones

i have a large xml file that couldn't be validated, because it contains some numeric tag names, here is how it ... use to do it automatically . 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 - How to remove a used string

Now, I want to remove the string in the .txt file that the user used. This is to make it invalid for use. ... to remove the string used. End If See Question&Answers more detail:os...

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

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go - GoLang - Populate Array of Structure

I have the following 2 structures type AAAA struct{ Aa [2]byte Ab [2]byte Ac [3]byte } type BBBB struct{ ... ("Structure Definition - ",k) } 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 - What data is locked by @Transactional annotation?

I need to implement an MVC web service. I selected Spring MVC/Data JPA for this purpose So my service need to: ... ) works? How to improve 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++ - High Level to ASM conversion

I'm learning assembly programming and I've been tasked with converting a for loop (along with any array use) ... : http://pastebin.com/tP9Dgvpn 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 Threading Join Method

In my program Thread T1 spawns a new Thread T2 and calls join on that thread (i.e. T2.join ) and this newly ... .printStackTrace(); } } } } } See Question&Answers more detail:os...

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

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pycuda - Rank of each element in a matrix row using CUDA

Is there any way to find the rank of element in a matrix row separately using CUDA or any functions for the same provided by NVidia? See Question&Answers more detail:os...

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

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