OStack Q&A-Knowledge Sharing Community

0 votes

193 views

1 answer

Different default remote (tracking branch) for git pull and git push

Is there a way to set up a git repository, so that git pull defaults to one remote and git push ... do it for each direction separately? See Question&Answers more detail:os...

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

0 votes

512 views

1 answer

r - Creating a Plot Window of a Particular Size

How can I create a new on-screen R plot window with a particular width and height (in pixels, etc.)? See Question&Answers more detail:os...

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

0 votes

181 views

1 answer

Does C++ pass objects by value or reference?

A simple question for which I couldn't find the answer here. What I understand is that while passing an ... object by reference or value? 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 - macOS 'wchar.h' File Not Found

Under OS X 10.9.5 using XCode 6.0.1 I am running into the following issue when I try to run make ... prior to a recent upgrade to Mavericks. See Question&Answers more detail:os...

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

0 votes

295 views

1 answer

Super keyword in Ruby

What is the super for in this code? def initialize options = {}, &block @filter = options.delete(:filter ... the function recursively, right? See Question&Answers more detail:os...

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

0 votes

419 views

1 answer

asp.net mvc - Pass Array from MVC to javascript?

I can pass a variable from MVC ASP.NET by using this : var lastCategoryId = '<%=Model.CS.LastSelectedCategory %>' ... set to System.String[] ? See Question&Answers more detail:os...

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

0 votes

753 views

1 answer

ssl certificate - How to add subject alernative name to ssl certs?

I'm using openssl to create self-signed certs. I'm getting this error with the certs I generated: javax.net. ... /dev/null Please help! Thanks! See Question&Answers more detail:os...

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

0 votes

297 views

1 answer

.net - C# Async - How does it work?

Microsoft announced the Visual Studio Async CTP today (October 28, 2010) that introduces the async and await ... actually translated in IL? See Question&Answers more detail:os...

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

0 votes

253 views

1 answer

CSS selector (id contains part of text)

I have a question. I have elements something like this: <a> element with id = someGenerated Some:Same:0:name ... done with some other selector. See Question&Answers more detail:os...

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

0 votes

143 views

1 answer

Python 2.7: Print to File

Why does trying to print directly to a file instead of sys.stdout produce the following syntax error: ... explanation would be appreciated! See Question&Answers more detail:os...

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

0 votes

712 views

1 answer

android - How to iterate through all keys of shared preferences?

SharedPreferences have method getAll, but it returns no entries despite the fact some keys exist: PreferenceManager ... all shared preferences? See Question&Answers more detail:os...

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

0 votes

258 views

1 answer

ios - Get the value of URL Parameters

I am trying to get the parameters from a URL using Swift. Let's say I have the following URL: http:// ... the values of test1 and test2? See Question&Answers more detail:os...

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

0 votes

510 views

1 answer

html - How to vertically align text with icon font?

I have a very basic HTML which mix plain text and icon fonts. The problem is that icons are not exactly rendered at the ... "></i></a> </div> 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

Import Python Script Into Another?

I'm going through Zed Shaw's Learn Python The Hard Way and I'm on lesson 26. ... (sentence) print_first_a_last_sorted(senence) See Question&Answers more detail:os...

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

0 votes

259 views

1 answer

java - Log4j: How to configure simplest possible file logging?

My story: I want to make a thing which is as simple as a simplest possible log4j logger that logs rows ... file are the desired output. See Question&Answers more detail:os...

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

0 votes

287 views

1 answer

Restore a file's modification time in Git

I understand the default Git behaviour of updating the modification time every time it changes a file, but there ... with my broken autotools.) See Question&Answers more detail:os...

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

0 votes

243 views

1 answer

c++ - Technically, how do variadic functions work? How does printf work?

I know I can use va_arg to write my own variadic functions, but how do variadic functions work under the ... did not apply to the questioner See Question&Answers more detail:os...

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

0 votes

379 views

1 answer

android - Update TextView Every Second

I've looked around and nothing seems to be working from what I've tried so far... @Override protected void ... would be great thanks. :) See Question&Answers more detail:os...

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

0 votes

239 views

1 answer

c++ - Do current x86 architectures support non-temporal loads (from "normal" memory)?

I am aware of multiple questions on this topic, however, I haven't seen any clear answers nor any benchmark ... :_MM_HINT_NTA before the loop :( See Question&Answers more detail:os...

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

0 votes

969 views

1 answer

powershell - Pin program to taskbar using PS in Windows 10

I am trying to pin a program to the taskbar in Windows 10 (RTM) using this code: $shell = new-object -com " ... to pin a program to the taskbar? See Question&Answers more detail:os...

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

0 votes

276 views

1 answer

ios - Posting JSON data using AFNetworking 2.0

I have a web script which accepts JSON string as input through HTTP POST request. I have came across several ... JSON as input ? Thanks See Question&Answers more detail:os...

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

0 votes

218 views

1 answer

java - What is the difference between a lambda and a method reference at a runtime level?

I've experienced a problem that was happening using a method reference but not with lambdas. That code was ... of creating a lambda expression. See Question&Answers more detail:os...

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

0 votes

326 views

1 answer

iphone - What are pixels and points in iOS?

from UIImage reference: @property(nonatomic, readonly) CGSize size The dimensions of the image, taking orientation into ... and points in iOS? See Question&Answers more detail:os...

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

0 votes

194 views

1 answer

c++ - What is useful about a reference-to-array parameter?

I recently found some code like this: typedef int TenInts[10]; void foo(TenInts &arr); What can you do ... think this is a duplicate question. See Question&Answers more detail:os...

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

0 votes

642 views

1 answer

hadoop yarn - Apache Spark: setting executor instances does not change the executors

I have an Apache Spark application running on a YARN cluster (spark has 3 nodes on this cluster) on cluster mode. ... is 12g in yarn-site.xml See Question&Answers more detail:os...

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

0 votes

417 views

1 answer

iphone - Enabling crash logs symbolication in Xcode 4.2

I am using Xcode 4.2 and my crash logs are not getting symbolicated. How to enable this in Xcode 4.2? See Question&Answers more detail:os...

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

0 votes

288 views

1 answer

Null coalescing in powershell

Is there a null coalescing operator in powershell? I'd like to be able to do these c# commands in powershell: var s ... == null ? "" : otherval; See Question&Answers more detail:os...

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

0 votes

225 views

1 answer

android - How to change ViewPager's page?

I'm using ViewPager in my app and define it in the main Activity. Inside onCreate method I load some number of ... there any way to do it? 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