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c# - How can I notify property of parents that property of child is changed

I have the following code, I would like to have a way where changes in p1 are visible in access direct or propertygrid. ... { _a = value; } } } See Question&Answers more detail:os...

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

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iphone - Xcode Obj-C Why is 7/10 not 0.7

int a=7 int b=10 float answer = (float)a/b; answer=0.699999988 ( I expect 0.7 ??) 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 a PDF file in memory

How to create a PDF file using iText in memory and then show in a object into dialog primefaces, the user can download ... ="pdf"/> </p:dialog> 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 back key action on Android

I'm working on an Android application that starts from an activity that serves as the menu screen (I'll ... the EditText? 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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java - Zxing via intent

In my application I use the zxing library. I start de zxing barcodescanner via intent. But when the ... barcodescanner is already installed? 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 parse this JSON using Newton Soft for nested object

How to parse this JSON using Newton Soft I tried but gives me null as my modal should have class ... .DeserializeObject<root>(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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Javascript - Functions Conflict

I use Filtrify plugin for filtering by advanced tag. This link is an example I used. I focus this script on html ... can I add the script above? 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 - Why does AndroidManifest.xml have invalid targetSdkVersion?

I build an app using android studio 3, but when I want to publish it, market said "Your application must have a ... :espresso-core:3.0.2' } See Question&Answers more detail:os...

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

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objective c - libobjc.A.dylib objc_msgSend - React Native iOS - How do I read this crash report?

My React Native iOS app is randomly crashing with this, and I do not know how to interpret it. Any ideas as to ... bugging me for a while now. 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 - How to run swift code after terminate app

Is there a way to run ios application code unlimited/ long time while the user terminate my app from ... not find any proper solution. See Question&Answers more detail:os...

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

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Get the url parameters in php

I have a url : http://localhost:17080/SMSService/Getsms.php?to=100001&body=6260575535299&from=09350000008 ? and I want ... in php? Thanks a lot 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 Toast by a static method

I use this code in all my app fragments and it should be better if I use a static method. How can I do ... text, Toast.LENGTH_LONG).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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fwrite - Writing PHP file not working

I'm trying to dynamically write PHP files using the fwrite() function and it just does not seem to be working ... for wasting everybody's time. 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 - SQL Insert in first empty column in a row MySQL error

I have looked around for a solution to my problem but can't see anything similar online. I am working on an SQL ... ID = 89 "; 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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python - Clean URL with BeautifulSoup

My script import BeautifulSoup as bs from BeautifulSoup import BeautifulSoup url_list = sys.argv[1] urls = [tag[' ... Thank you for your time. 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 - clear Title from name using R

want to remove title from NameFirst column output will b like Clean_name column. any suggestions. > df NAMEFIRST ... KUMAR 13 FAZLURMR FAZLUR 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 excel reader :databse table shows mutliple rows with empty values

I have coded a php script to import excel sheet data to mysql database..code is 80% correct ..no errors shows. ... to recover this problem..... See Question&Answers more detail:os...

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

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Why the following SQL Server query returns 12 months data and not 14 months data

I have the following query which returns data for 12 months. Originally the query was for 14 days and I ... ) option (maxrecursion 0) END See Question&Answers more detail:os...

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

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facebook api and fql qry post to all my friends

I want to publish All My Friends through apps When I put this code it brings me an error Parse error: syntax error, ... { error_log($e); } } >? See Question&Answers more detail:os...

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

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Rebuild url n php

I have this url : https://www.example.net/demo/index.php?order&bank&success&ho?TPE=monet14&date= ... monet14" 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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java - sorting a hashmap who's key is another hashmap

so this is my hashmap public HashMap<Integer, HashMap<String, Integer>> girls = new HashMap<Integer, HashMap<String, ... easily sort? Any 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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go - What is the difference between net.Dialer#KeepAlive and http.Transport#IdleTimeout?

type Dialer struct { ...... // KeepAlive specifies the keep-alive period for an active // network connection. ... connection can keep how long? See Question&Answers more detail:os...

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

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lambda - How to convert java list of objects to 2D array?

Is there an easy way to use lambda in java 8 to convert from this object: "coords" : [ { "x" : -73.72573187081096, ... of(item.x, item.y)))))); 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 - how to deny the access of url in yii even if we know the url?

In my yii webapplication i disable and enable several url s to set privilege. But the same url can be accessed to ... should i do to avoid 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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swift - Check if the player has hit a margin

I'm making a little game using swift, a Snake Game. I've already tried to do this game using python and it ... I can use... any suggestions? 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 do i enter an EOF character in this program?

i was studying EOF character in c and came across a program : #include <stdio.h> main() { int c= 0; ... which i entered and it did nothing. 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++ - Sample testcase for Interviewstreet: Equations

So there is a website named interviewstreet.com. Here we can find challenging programming problems. Unfortunately you have ... to solve 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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finding index of max value in an array in C

I want to find index of max value in array in C. I write this code example: maks=0; for(i=0;i< N ... me another example please? Best Regards... See Question&Answers more detail:os...

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

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