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swift2 - xcode 7: error: editor placeholder in source file

I am trying to create a button on apple maps that will relocate the user if he or she navigates elsewhere ... editor placeholder in source file See Question&Answers more detail:os...

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

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R function unexpected input errors

I have the following function defined in R: CreateTestFromRaw <- function(text, dict) { _corpus <- Corpus( ... trying to create this function? 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 - joins in coredata using Objective C

How to make inner joins,outer joins(left,right,full) in core-data. I have done it easily in ... foreign key relationship,cascade relationship. 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 - NSMutableArray vs NSArray

i have created a script, witch load the XML from server parse it an save it to NSMutableArray [kategorienArray ... no data in my Tableview 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 - regular expression replace multiple matching pattern with link

I have text fields that contains one or multiple occurrence of some code like "XX00123" or "XX00456", for ... with JavaScript and/or JQuery? See Question&Answers more detail:os...

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

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actionscript 3 - Why is Date().dateUTC's first index 1 and Date().monthUTC's first index 0?

In Actionscript 3, dateUTC and monthUTC have different index ranges. using the date of October 12th, 2015, UTC date ... and monthUTC start at 0? 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 session data instantiation related to hardware resource changes (rotation, etc) using fragments with tabs

I am developing an understanding of data instantiation as it applies to the ActionBar using tabs and fragments. The ... "); } } } 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 modify code in designer.cs

I created a button in WinForms and generated an event using VS. Somehow the button disappeared. I checked the ... . Thanks for 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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Class not found in an simple PHP Script

I have an Greeting.php with <?php namespace sayinghello; class Greeting { public function getName() { return " ... not solved the 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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xml - How to create a soap request using Python ElementTree, LXML or similar library

I am trying to create XML SOAP request using data from excel sheet. Currentlly, I have used mako templates ... (Envelope, pretty_print=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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do we ever use regex to find regex expressions?

let's say i have a very long string. the string has regular expressions at random locations. can i use regex to find the regex's? 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 add tap action for button in "Unit Testing" and show Alert

I am trying to write a unit test case for my Login Form, in this if Username and Password empty then we ... time any one could help..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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javascript - How to fix cell history in cell note?

I found a script that's supposed to add cell history in a note, the original one found here(https://www. ... + ' ' + currentCellNote); } 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 Server How to mention dynamic column value should not be null

First see few screen shot. See the second screen shot. where 2010 FYA and rest of the columns are ... ID,Ord,BM_Code,LineItem,BrokerName' 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 - Adding zero-value records in a query using cumulative analytical functions

Input and code: with data as ( select 1 id, 'A' name, 'fruit' r_group, '2007' year, '04' month, 5 sales ... Z' in 2008 to start with it fails. 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 - Jquery delete almost same table rows

I have table in html.... I need to: if i have two or more almost identical rows (first check with uppercase and ... widgets: ['zebra']}); }); See Question&Answers more detail:os...

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

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CORS not working for calls from Ajax to ASP.NET Core Web API

It throws this error on the Ajax call. I also tried these lines in Startup.cs with named policy. None of the ... { //process exception } }); 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 - adding different layouts for every view in recyclerview

I am making an android chat app. I have a recyclerview to show messages. i have two different ... /android.support.constraint.ConstraintLayout> 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 - How to make calculator round to nearest tenth

I am building a calculator but when you start with decimals it won't round to the nearest tenth like I want ... for some reason thanks for 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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java - How to debug a NullPointerException in an Android app?

I have a very simple app which isn't starting correctly. The app should load a splashscreen, and then the main ... > </application> </manifest> 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: Valid date using if statement

I was wondering how is it possible when scanner is running and asking you to type in the date and you type in an ... .nextInt(); date.setDay(d); See Question&Answers more detail:os...

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

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I cannot retrieve connection string in DbContext class in .NET Core 2.2 Razor Pages

In Startup.cs Configure Services this works: var connection = Configuration["ConnectionStrings:DefaultConnection"]; services. ... am being paid. 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 - unable to connect spring with mysql

I am currently working on spring hello samples from spring documentation. In that they are connecting with ... step1] Converting (firstName: See Question&Answers more detail:os...

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

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spring - Error creating bean with name 'entityManagerFactory' defined in ServletContext resource [/WEB-INF/applicationContext.xml]

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'entityManagerFactory' defined ... .max_timeout=3600000 See Question&Answers more detail:os...

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

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arrays - How come these two matrices are not equivalent?

Assume we have a 3 dimensional array F and 2 dimensional matrix S. First I find a matrix Y which is F multiplied by S. ... F if I have Y and S? 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 - Gradle DSL method not found: 'comiple()' after putting gcm dependency

I am facing this issue once I put the dependency of GCM. Error:(50, 0) Gradle DSL method not found: ' ... related with this. 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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formatting - Convert javaScript floating point numbers to string without loosing insignificant trailing zeros

when converting javascript floating point numbers to string format insignificant trailing decimal zeros are lost. for ... formatted as 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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221 views

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python - Scrapy Files Pipeline not downloading files

I have been tasked with building a web crawler that downloads all .pdfs in a given site. Spider runs on ... is greatly appreciated. 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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