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php - Divide HH:mm:ss string data with integer value

I have some string value with time format ie 20:30:00 and I want to divide it by 2 (this is an integer ... 't have any sample to compute 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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node.js - How to use socket.io to reflect one api changes in another api without loading?

I've a node api(POST)in which the sensor keep on pushing the data to the MongoDB. Now I've an api(GET) ... server socket-emit event in and how. 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 get sql WHERE statement auto update from localhost link

I have my exam webpage develop in php code. I wish to know that how to auto retrieve the WHERE value from the ... 1, 'answered', 'optiona'); 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# - Entity Framework Core project's migration fails and debug profile does not exist

I tried to create an Entity Framework Core migration but it fails. This is the output from the Visual Studio 2019 ... can't seem to 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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android - Can't copy pre-created db from assets

android cant copy my pre create db from assets , the old db still exist in data/data/packagename/dabases, i want ... to use my pre-create db 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 - Replacing Duplicate Value With Empty

I Have a table that look like this Company Date Paper Condition Company1 19-12-2007 PaperA Release Second Term ... expected. 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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ios - Select row in tableView programmatically by other method beside calling their indexPath

How can I call row in tableView by using other method beside using [NSIndexPath indexPathForRow:0 inSection:0] method? For ... @"app"] ); } } See Question&Answers more detail:os...

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

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amazon elastic beanstalk - Heroku alternative

I′m new on development and found Heroku easy for deploying my app. I was happy until I got to problems: Heroku does ... I said I′m new at 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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Extracting strings from text file

I have a file compile2.txt with the following data in it: Compile log of application: Information Version: 1.0 Revision ... 04/02/2013 05:03:16 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 convert following string to JSON in python

How can i convert the below string to JSON using python? str1 = "{'a':'1', 'b':'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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linux - Activation of `.vimrc` file

I have got a .vimrc file from one of my friends, however, vim ignores it. How can I make vim use .vimrc? Thank you for the answer. See Question&Answers more detail:os...

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

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asp.net mvc 3 - How to disable client side validation field wise

suppose my form has 5 fields and first two will be validated at client side and next one will not but next ... validated at client side. 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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advantage database server - SQL Select from case or IF...Then logic?

I'm trying to eliminate making a post pass into the db and in doing so have encountered this problem. The ... value from the sub 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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ios - Why can't we put subviews of a UIView in front of its CALayer?

As the title of this post, I found the answer regarding "Can we put subviews of a UIView in front of its ... Can somebody explain this to me? 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 - Parsing multicolored text in Excel spreadsheet cell into multiple cells?

I have sequence of colored text characters in a cell. I would like to parse it based on color to multiple ... results I want. 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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ios - Waiting until an asynchronous call is complete before running the "override" functions of a View Controller (Swift)

I am creating an app that fetches stock data from Alpha Vantage and displays it, as a first attempt at Swift (I ... in the language. 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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android - inherit navigation drawer in all activities

I have a navigation drawer and now i want this navigation drawer to be in all my activities can anyone ... { super.onCreate(savedInstanceState); 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 Swing Login Form

I'm trying to create a login form using Java Swing. But I want the layout to look tighter, but still ... : [__________________] [Submit button] 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 can I prevent appendChild() from adding the xmlns=""

Here is a snippet of my code. FilterText = HttpUtility.UrlDecode(FilterTxt.Value.ToString()); XmlWriterSettings ... of <Filters> 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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Remove unicode character from python when sending response back to javascript

elif self.path == "/recQuery": content_length = int(self.headers.getheader('content-length')) cont_Length = ... response back to the javascript See Question&Answers more detail:os...

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

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observer pattern - Android ViewModel: Should I "borrow" the observe() method from LiveData like in the official example?

When working with ViewModels the View observes the ViewModel. It has to register as an observer. In the ... introduction of low quality? See Question&Answers more detail:os...

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

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list - C# Recursive delete nodes

I created a class for hierarchical data. From this class I generate custom treeview. Before sending data to treeview I ... = false? 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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php - phpmailer how to check if field is empty sintax

Unfortunately I could not find the answer in other questions even though some of them seems to be similar. I am new to ... '; unset($mail); } ?> 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't randomize list with classes inside of it Python 2.7.4

I am new to coding and I need some help. I'm trying to randomize these rooms or 'scenes' in a ... TennisCourts, SoccerField) Start().start() 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 IE driver returns tab count as 1 while using getWindowHandles method on multiple tabs of same window

I'm automating a portal using selenium web driver + Internet Explorer, was able to open a multiple new tabs on existing ... 3.0/2.53, Windows 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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android - ImageView - image lost on change in orientation

I have an application where I take a picture and set it as the image on image button. On change in ... Is there something I am missing? See Question&Answers more detail:os...

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

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datetime - MySQL: Is it possible to create a query that evaluates data from different records?

I've got a table like this. It shows the starttime and endtime of different restaurants on different weekdays. No ... B Sun 00:00 13:00 See Question&Answers more detail:os...

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

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PLSQL : Open file in write mode

It is probably something simple but I ask it anyway : I want to popen a file in write mode (not appending), ... ORA-06512 at "SYS.UTL_FILE" ty See Question&Answers more detail:os...

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

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