OStack Q&A-Knowledge Sharing Community

0 votes

505 views

1 answer

r - render dropdown for single column in DT shiny

I'm not proficient in Javascript and would like to replicate a dropdown function as is available in the ... help is much appreciated! See Question&Answers more detail:os...

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

0 votes

634 views

1 answer

php 5.3 - PHP Composer behind http proxy

I use composer on a network where the only way to access the internet is using HTTP or socks proxy. I have ... I use composer behind this proxy? See Question&Answers more detail:os...

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

0 votes

471 views

1 answer

c++ - Passing const char* as template argument

Why can't you pass literal strings in here? I made it work with a very slight workaround. template<const char* ptr> ... ); std::cin.get(); } See Question&Answers more detail:os...

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

0 votes

838 views

1 answer

string - Java printf using variable field size?

I'm just trying to convert some C code over to Java and I'm having a little trouble with String.printf. In C, ... 's a slightly better way, yes? See Question&Answers more detail:os...

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

0 votes

560 views

1 answer

hash - How does double arrow (=>) operator work in Perl?

I know about the hash use of the => operator, like this $ cat array.pl %ages = ('Martin' => 28, 'Sharon' ... more ways in which => can be used? 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

Java Priority Queue reordering when editing elements

I'm trying to implement Dijkstra's algorithm for finding shortest paths using a priority queue. In each step of ... I make an error somewhere? 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

.net - Lazy loading WPF tab content

My WPF application is organized as a TabControl with each tab containing a different screen. One TabItem is bound to ... How can I do this? See Question&Answers more detail:os...

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

0 votes

279 views

1 answer

How to use "root" namespace of php?

I have an Exception class: namespace abc; class AbcException extends Exception { // blah blah } It produces ... Thanks for reading my question See Question&Answers more detail:os...

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

0 votes

302 views

1 answer

iOS - How to play a video with transparency?

I recorded a video with a bluescreen. We have the software to convert that video to a transparent background. What's ... Any way to avoid this? 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

get layout height and width at run time android

How can I get width and height of a linear layout which is defined in xml as fill_parent both in ... Activity before oncreate method finishes. See Question&Answers more detail:os...

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

0 votes

495 views

1 answer

javascript - document.execCommand() FontSize in pixels?

How can I change font size to 30px (for example) using document.execCommand? This: document.execCommand("fontSize", ... and including 1 to 7. See Question&Answers more detail:os...

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

0 votes

381 views

1 answer

c - Waiting for all child processes before parent resumes execution UNIX

In my program I am forking (in parallel) child processes in a finite while loop and doing exec on each ... only when all children have finished See Question&Answers more detail:os...

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

0 votes

764 views

1 answer

asynchronous - JQuery synchronous animation

In many cases I wish animation to be executed synchronously. Especially when I wish to make a a series of sequential ... to wait for this flag. 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

java - How to handle HTTP OPTIONS with Spring MVC?

I'd like to intercept the OPTIONS request with my controller using Spring MVC, but it is catched by the ... How can I manage that? See Question&Answers more detail:os...

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

0 votes

421 views

1 answer

objective c - How can I add forward class references used in the -Swift.h header?

I'm integrating Swift code into a large Objective-C project, but I'm running into problems when my Swift code ... Objective-C code in my app? See Question&Answers more detail:os...

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

0 votes

310 views

1 answer

AngularJS data bind in ng-bind-html?

Is it possible to bind data of scope variable to a html that is about to bind as ng-bind-html? ie, I have ... {{caption}}. Thanks in advance.. See Question&Answers more detail:os...

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

0 votes

245 views

1 answer

How to Add Environment Profile Config to SBT

In Maven you can have Profiles, which can set up a build configuration for different environments. For example DEV ... , UAT, PRODUCTION? thanks See Question&Answers more detail:os...

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

0 votes

509 views

1 answer

java - Pixel-Perfect Collision Detection Android

Ok so I am working on a game on Android. I need to implement pixel perfect collision detection. I already have ... in advance for any help! See Question&Answers more detail:os...

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

0 votes

532 views

1 answer

internet explorer - CSS3 PIE - Giving IE border-radius support not working?

I am trying to make rounded corners in IE with the CSS3 PIE attached behavior. Here is my CSS: .fieldRow { ... luck with that either. Thanks! See Question&Answers more detail:os...

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

0 votes

518 views

1 answer

model view controller - No Spring WebApplicationInitializer types detected on classpath

My Eclipse project is suddenly no longer deploying properly. I can't trace it to any particular change I've ... up would be greatly appreciated. See Question&Answers more detail:os...

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

0 votes

377 views

1 answer

javascript - How to set mousemove update speed?

im generating a function where it needs to set easy and fast a signature. I'm writing the signature in an canvas ... html(e.pageY - size); } See Question&Answers more detail:os...

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

0 votes

739 views

1 answer

git - Push to GitHub error: Couldn't find host github.com in the .netrc file; using defaults

I don't know, what is going on, I got no response from github. I tried a git push for the ... delta 0) ^C localhost:send2mobile_rails phil$ See Question&Answers more detail:os...

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

0 votes

299 views

1 answer

c++ - Get index of a tuple element's type?

If I have a tuple with different element types like std::tuple<T0, T1, T2, ...> And how to get the index of a ... enum {value = ?;} }; Thanks. See Question&Answers more detail:os...

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

0 votes

841 views

1 answer

utf 8 - is PHP str_word_count() multibyte safe?

I want to use str_word_count() on a UTF-8 string. Is this safe in PHP? It seems to me that it should be ... where the problem might lie I guess. See Question&Answers more detail:os...

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

0 votes

366 views

1 answer

notifications - How do I show text in android system status bar

I'm trying to develop an app for Android Nougat and I want to show some info/text in the status ... CoordinatorLayout> </RelativeLayout> Result: See Question&Answers more detail:os...

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

0 votes

1.0k views

1 answer

xml - How to mimic copy-namespaces="no" in XSLT 1.0?

I want to rewrite this xslt piece in XSLT 1.0, which does not support "copy-namespaces". <xsl:copy-of copy- ... :alertSet/maml:alert" /> How? See Question&Answers more detail:os...

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

0 votes

659 views

1 answer

c# - What's the best way to compare Double and Int?

The following code in C# doesn't work: int iValue = 0; double dValue = 0.0; bool isEqual = iValue.Equals( ... way to compare Double and Int? See Question&Answers more detail:os...

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

0 votes

360 views

1 answer

c# - Fade a panel- Windows forms

I have a details panel which can be shown or hidden. How can I made a simple fade effect for showing/ ... opacity property in windows forms. 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