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Why and how do you use anonymous functions in PHP?

Anonymous functions are available from PHP 5.3. Should I use them or avoid them? If so, how? Edited; ... memcache = function($container) {}; See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Hibernate Mapping Package

I'm using Hibernate Annotations. In all my model classes I annotate like this: @Entity @Table public class ... to hibernate.cfg.xml? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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How to import platform specific dependency in Flutter/Dart? (Combine Web with Android/iOS)

I am using shared_preferences in my Flutter application for iOS and Android. On the web I am using the http: ... , not just preferences. Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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C# Regex Split - everything inside square brackets

I'm currently trying to split a string in C# (latest .NET and Visual Studio 2008), in order to retrieve ... . How can this be achieved? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - ASP.NET MVC 5 error handling

We want to handle 403 errors, 404 errors, all errors due to a MySpecialDomainException and provide a default error ... ASPX / static HTML only? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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datasource - How to pass main report data source to subreport (JasperReports)?

I'm using JasperReports and I fill the JRDataSource for ther report. Now, I want to pass the main ... iReport for creating the layout. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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spring - How can I find all beans with the custom annotation @Foo?

I have this spring configuration: @Lazy @Configuration public class MyAppConfig { @Foo @Bean public IFooService service1() { ... [[]]>. Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Is it ok to save a JSON array in SharedPreferences?

I have a JSON Array that I need to save. I was thinking about serializing it, but would it be better to just save ... when I need to read it in? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - HttpWebRequest not passing Credentials

I'm trying to use HTTPWebRequest to access a REST service, and am having problems passing credentials ... )request.GetResponse(); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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android - How to change style of a default EditText

I am creating three EditTexts in my xml file using code like this: <EditText android:id="@+id/name_edit_text ... or suggestions will be helpful. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - How to store a 64 bit integer in two 32 bit integers and convert back again

I'm pretty sure its just a matter of some bitwise operations, I'm just not entirely sure of exactly what I should ... back "64 bit vs 32 bit". See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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iphone - Why do I have to call super -dealloc last, and not first?

correct example: - (void)dealloc { [viewController release]; [window release]; [super dealloc]; } wrong example: - ... dealloc] in the end. Why? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - Basemap import error in PyCharm — KeyError: 'PROJ_LIB'

I tried to use Basemap package to plot a map by PyCharm, but I got something wrong with from mpl_toolkits.basemap ... me to solve this error? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Javascript to open popup window and disable parent window

I want to open a popup window and disable the parent window. Below is the code that I am using; function ... will be cross-browser compatible.. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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272 views

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r - Rtools is not being detected from RStudio

I am using latest R, RStudio and Rtools. -- I have updated the environment variables. Now I can call gcc, or ... you very much for your time. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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116 views

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c# - Running MSBuild programmatically

I am trying to execute MSBuild programmatically and can't execute the following command: string command = string. ... project file to MSBuild? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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objective c - Parse Plist (NSString) into NSDictionary

So I have a plist structured string, that get dynamically (not from the file system). How would I convert this ... </dict> </plist> Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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315 views

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Batch script to find and replace a string in text file without creating an extra output file for storing the modified file

I have written a batch script to find and replace a string in a text file. Following is my script. @echo off ... the output to a new file.. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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268 views

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Creating dummy variables in R data.table

I am working with an extremely large dataset in R and have been operating with data frames and have decided to switch ... test$index=='a'] <- 1 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

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python - custom matplotlib plot : chess board like table with colored cells

I am starting to render plots with matplotlib as I learn both python and this interesting plotting library. I ... on mathplotlib's mailing list See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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318 views

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Dynamic constant name in PHP

I am trying to create a constant name dynamically and then get at the value. define( CONSTANT_1 , "Some value" ... throw some light on this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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tomcat - Get ServletContext in JAX-RS resource

I'm playing around with JAX-RS, deploying on Tomcat. It's basically: @Path("/hello") @Produces({"text/ ... within my JAX-RS resource? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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file - How to scan a folder in Java?

How can I get list all the files within a folder recursively in Java? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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134 views

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JavaScript - get array element fulfilling a condition

I'm learning JavaScript using W3C and I didn't find an answer to this question. I'm trying to make ... sites to learn JavaScript from. thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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algorithm - Two Rectangles intersection

I have two rectangles characterized by 4 values each : Left position X, top position Y, width W and height H ... two rectangles is empty or not? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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225 views

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python - Convert a list of tuples to a list of lists

I've written this function to convert a list of tuples to a list of lists. Is there a more elegant ... append(list(tuple)) return list_of_lists See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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169 views

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android - Problem inflating custom view for AlertDialog in DialogFragment

I'm trying to create a DialogFragment using a custom view in an AlertDialog. This view must be inflated ... an AlertDialog in a DialogFragment? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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443 views

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Delete message after consuming it in KAFKA

I am using apache kafka to produce and consume a file 5GB in size. I want to know if there is a way where ... don't want to delete it manually. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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