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Android SimpleCursorAdapter doesn't update when database changes

I have an Android ListActivity that is backed by a database Cursor through a SimpleCursorAdapter. When the items are ... is updated as well? See Question&Answers more detail:os...

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

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467 views

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c# - Adding distance to a GPS coordinate

I'm trying to generate some points at random distances away from a fixed point using GPS. How can I add distance ... just in case. Cheers, fgs See Question&Answers more detail:os...

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

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Download a file programmatically on Android

I am downloading files from web server programmatically. After download is completed, I checked the file. The ... ); filoutputStream.close(); See Question&Answers more detail:os...

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

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208 views

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Spring Security and JSON Authentication

I've an application in spring/spring-mvc that totally uses JSON communications. Now I need to authenticate my ... like above. Any Ideas? 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 - How to do dynamic URL redirects in Struts 2?

I'm trying to have my Struts2 app redirect to a generated URL. In this case, I want the URL to use the current ... 's the best way to do 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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deobfuscation - De-obfuscate Javascript code to make it readable again

I hate to bring this here, while doing the learning of obfuscating the JS code, I encoded my code and then over ... if anyone could help me out. 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 - "query function not defined for Select2 undefined error"

Trying to use Select2 and getting this error on multiple item input/text field: "query function not defined for Select2 undefined 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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linux - docker.sock permission denied

When I try to run simple docker commands like: $ docker ps -a I get an error message: Got permission denied ... ... message. How can I fix it? 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 - Webpack file-loader outputs [object Module]

I am using webpack with HtmlWebpackPlugin, html-loader and file-loader. I have a simple project structure in which I use ... server": "^3.9.0" 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 read a CSV file from a URL with Python?

when I do curl to a API call link http://example.com/passkey=wedsmdjsjmdd curl 'http://example.com/passkey= ... such file or directory: 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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java - Is it faster to add to a collection then sort it, or add to a sorted collection?

If I have a Map like this: HashMap<Integer, ComparableObject> map; and I want to obtain a collection of values ... needs to take place once. 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 - How can I populate a select dropdown list from a JSON feed with AngularJS?

I have been looking hard for examples but could not find anything at all. The only thing I know is that I could use the ... } }); }); </script> 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 - Embed an External Page Without an Iframe?

Is there any way to embed an external web page without using an iframe? I have access to both sites, I just want the ... (as far as I'm aware). See Question&Answers more detail:os...

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

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scala - How to find spark RDD/Dataframe size?

I know how to find the file size in scala.But how to find a RDD/dataframe size in spark? Scala: object Main ... . How to find the RDD size? See Question&Answers more detail:os...

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

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command line - How to script FTP upload and download

I'm attempting to make a batch file to upload a file to an FTP server. If I type it in manually ... passwordhere put test.txt bye pause See Question&Answers more detail:os...

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

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244 views

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ios - Change the color of default red color delete button in UITableViewCell when swiping rows or click on edit button

I wanted to change the color of minus button and delete button of UITableViewCell when click on edit ... UITableViewCellEditingStyleDelete) { } See Question&Answers more detail:os...

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

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299 views

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python - Map each list value to its corresponding percentile

I'd like to create a function that takes a (sorted) list as its argument and outputs a list containing each element's ... 0.0, 1.0] is returned. 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 do I get the available wifi APs and their signal strength in .net?

Is there any way to access all WiFi access points and their respective RSSI values using .NET? It would be ... of wireless access point from C# See Question&Answers more detail:os...

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

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533 views

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rotation - css rotate a pseudo :after or :before content:""

anyway to make a rotation work on the pseudo content:"24B6"? I'm trying to rotate a unicode symbol. See Question&Answers more detail:os...

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

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455 views

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windows - PowerShell: Setting an environment variable for a single command only

On Linux, I can do: $ FOO=BAR ./myscript to call "myscript" with the environment variable FOO being set. ... myscript would just be very handy. See Question&Answers more detail:os...

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

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629 views

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angular - document.getElementById replacement in angular4 / typescript?

I'm working with angular4 in my practice work, and this is new for me. In order to get HTML elements ... any replacement for this in angular. See Question&Answers more detail:os...

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

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797 views

1 answer

css - How to vertically align <li> elements in <ul>?

I have a horizontal <ul> and I need to center each <li> in it vertically. My markup is below. Each <li> has a ... ul> </div> </body> </html> See Question&Answers more detail:os...

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

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asp.net mvc - 'Microsoft.SqlServer.Types' version 10 or higher could not be found on Azure

I'm trying to make a webapi in ASP.NET MVC 4. The webapi used Entity Framework 5 Spatial types and i have ... to resolve this ? :) 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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225 views

1 answer

ruby-debug with Ruby 1.9.3?

I just updated to Ruby 1.9.3p0 and Rails 3.1.1. Now when I try to launch the server, it complains ... debug with the latest version of Ruby? See Question&Answers more detail:os...

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

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379 views

1 answer

android - Preventing/catching "IllegalArgumentException: parameter must be a descendant of this view" error

I have a ListView with some focusable components inside (mostly EditTexts). Yeah, I know this isn't exactly ... .NativeStart.main(Native Method) See Question&Answers more detail:os...

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

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1.0k views

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in rails, how to return records as a csv file

I have a simple database table called "Entries": class CreateEntries < ActiveRecord::Migration def self.up create_table : ... WHAT ???? end end See Question&Answers more detail:os...

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

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346 views

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computer science - What exactly is the halting problem?

Whenever people ask about the halting problem as it pertains to programming, people respond with "If you just add one ... of moot, isn't it? See Question&Answers more detail:os...

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

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945 views

1 answer

swift - How to unwrap double optionals?

How do you unwrap a string that is returned as: (Optional(Optional "blue")) var cityName = String() if let ... out as (Optional "New York") See Question&Answers more detail:os...

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

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