OStack Q&A-Knowledge Sharing Community

0 votes

1.2k views

1 answer

image processing - Android: fast bitmap blur?

I've been searching the past three days for a built-in, hardware-accelerated way of bluring a bitmap ... or something completely different? See Question&Answers more detail:os...

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

0 votes

109 views

1 answer

c# - What task is best done in a functional programming style?

I've just recently discovered the functional programming style and I'm convinced that it will reduce development ... example by Luca Bolognese? See Question&Answers more detail:os...

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

0 votes

191 views

1 answer

What will happen if I modify a Python script while it's running?

Imagine a python script that will take a long time to run, what will happen if I modify it while it's running? Will the result be different? See Question&Answers more detail:os...

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

0 votes

223 views

1 answer

android - How to set RecyclerView app:layoutManager="" from XML?

How to set RecyclerView layoutManager from XML? <android.support.v7.widget.RecyclerView app:layoutManager="?? ... layout_height="match_parent"/> See Question&Answers more detail:os...

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

0 votes

270 views

1 answer

python - Beautiful Soup and extracting a div and its contents by ID

soup.find("tagName", { "id" : "articlebody" }) Why does this NOT return the <div id="articlebody"> ... properly formatted in SGML or whatever) See Question&Answers more detail:os...

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

0 votes

1.6k views

1 answer

sql - How to get current date & time in MySQL?

Is there a value or command like DATETIME that I can use in a manual query to insert the current date and ... add the current date and time. See Question&Answers more detail:os...

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

0 votes

343 views

1 answer

php - Get current domain

I have my site on the server http://www.myserver.uk.com. On this server I have two domains: one.com and ... domain, and not the server name? See Question&Answers more detail:os...

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

0 votes

1.6k views

1 answer

ruby on rails - A migration to add unique constraint to a combination of columns

What I need is a migration to apply unique constraint to a combination of columns. i.e. for a people table ... and Dob should be unique. See Question&Answers more detail:os...

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

0 votes

1.6k views

1 answer

vscode settings - Prevent autocomplete in Visual Studio Code

I'm using the new Visual Studio Code, which is clearly not ready for prime time yet, but I'm hoping to resolve a ... ), and I'm sure lots more. See Question&Answers more detail:os...

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

0 votes

228 views

1 answer

java - How to set IntelliJ IDEA Project SDK

I just installed IntelliJ IDEA and when I try to create my first Project it asks for me to set up the ... having trouble locating where it is. See Question&Answers more detail:os...

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

0 votes

343 views

1 answer

Set a path variable with spaces in the path in a Windows .cmd file or batch file

I'm new to script writing and can't get this one to work. I could if I moved the files to a path without ... can it be done a different way? See Question&Answers more detail:os...

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

0 votes

220 views

1 answer

Adding command line options to CMake

I'm building a large library using CMake, and I would like users to be able to selectively enable/disable ... this from the command line. See Question&Answers more detail:os...

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

0 votes

393 views

1 answer

javascript - Jest: How to mock one specific method of a class

Let's suppose I have the following class: export default class Person { constructor(first, last) { this.first = ... method(s) will be mocked. See Question&Answers more detail:os...

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

0 votes

134 views

1 answer

Downcasting optionals in Swift: as? Type, or as! Type?

Given the following in Swift: var optionalString: String? let dict = NSDictionary() What is the practical difference ... "SomeKey") as! String? See Question&Answers more detail:os...

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

0 votes

1.6k views

1 answer

r - Moving columns within a data.frame() without retyping

Is there a method for moving a column from one position in a data.frame to the next - without typing an ... way? (Imagine 1500+ columns) See Question&Answers more detail:os...

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

0 votes

1.9k views

1 answer

vscode extensions - Create Custom Language in Visual Studio Code

Is there a way to extend the supported languages/grammars in Visual Studio Code? I'd like to add ... of existing language implementations? See Question&Answers more detail:os...

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

0 votes

2.0k views

1 answer

c - faster alternative to memcpy?

I have a function that is doing memcpy, but it's taking up an enormous amount of cycles. Is there a faster ... to move a piece of memory? See Question&Answers more detail:os...

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

0 votes

1.3k views

1 answer

node.js - How to deploy node app that uses grunt to heroku

I'm using grunt and also grunt plugins like grunt-contrib-copy, grunt-contrib-mincss (that listed as npm ... decisions... Any thoughts? See Question&Answers more detail:os...

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

0 votes

369 views

1 answer

python - How to run Flask with Gunicorn in multithreaded mode

I have web application written in Flask. As suggested by everyone, I can't use Flask in production. So I ... best way to run this application? See Question&Answers more detail:os...

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

0 votes

87 views

1 answer

c# - Debug Windows Service

Scenario I've got a windows service written in C#. I've read all the google threads on how to debug it, ... walking through it in debug mode. See Question&Answers more detail:os...

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

0 votes

438 views

1 answer

iOS: UIButton resize according to text length

In interface builder, holding Command + = will resize a button to fit its text. I was wondering if this ... ; [subNavigation addSubview:button]; See Question&Answers more detail:os...

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

0 votes

199 views

1 answer

c# - Why do we need the "event" keyword while defining events?

I don't understand why do we need the "event" keyword while defining events, when we can do the same thing ... is this event keyword needed ? See Question&Answers more detail:os...

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

0 votes

1.1k views

1 answer

functional programming - Map function in MATLAB?

I'm a little surprised that MATLAB doesn't have a Map function, so I hacked one together myself since it's something I ... map( @(x)x^2,1:10) See Question&Answers more detail:os...

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

0 votes

221 views

1 answer

Preventing iframe caching in browser

How do you prevent Firefox and Safari from caching iframe content? I have a simple webpage with an iframe ... browser from caching iframe URLs? See Question&Answers more detail:os...

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

0 votes

129 views

1 answer

Android: How handle message error from the server using Volley?

I am using Volley for my Android app to fetch data from my server. It works well except when handling the error from ... it's will be cool. Thx, See Question&Answers more detail:os...

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

0 votes

1.5k views

1 answer

xcode - Bundle Identifier and push certificate... aps-environment entitlement error

I've read Where does xcode take application's Identifier from? , XCode bundle identifier formatting from { ... a headbanger at times! See Question&Answers more detail:os...

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

0 votes

1.4k views

1 answer

macos - Mac OSX Java Terminal version incorrect

Ok, I'm a bit new to Macs and OSX, but I picked one up so that I can do some troubleshooting on my Java ... the original post after so long... See Question&Answers more detail:os...

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

0 votes

150 views

1 answer

Showing a Google Map in a modal created with Twitter Bootstrap

I'm trying to insert a Google map into a modal using Twitter Bootstrap. The modal shows up with the shape of ... the Google map is left alone. See Question&Answers more detail:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags