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javascript - How do I defer the execution of code until fetch returns value

I created the following two functions to get a JWT Token from my backend and store it in localStorage. The logic ... mean my API call failed? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Download a file in background without opening browser with Intent

try { String url = "MY URL" i = new Intent(Intent.ACTION_VIEW, Uri.parse(url)); view.openDownloadIntent(i); / ... there another way to do this? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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How would this code in java be changed to make it a circular queue using linked list?

Using only the rear external pointer public void enqueue(Object element) // Adds element to the rear of this queue ... ; else return false; } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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java - Room query with dynamic values using placeholders

I am implementing a Room database (because I want to move away from Loaders) and I have a query that selects objects ... string: "ab,cd,ef". See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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html - Having trouble getting a new layout to work as desired in Bootstrap 4

I have a hyperlink in the figure caption on my project and the link only appears to work when in mobile view ... this to work properly! Thanks! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - What are security concerns around use of canvas.toDataURL?

What security threads would canvas.toDataURL generate in general? What measures we have to take to make use of it ... as gif/jpg/png/pdf? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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reactjs - Can I avoid submission of a React form before the state of all controlled fields was set

(I know that this is a simple question. Before posting I have tried to find the answer in previous questions. There are ... /> </form> ); } } See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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css animations - CSS Loaders, render multiple on a page

This is probably a silly question; I'm new to CSS, and any help would be much appreciated. I found a nice CSS ... ) rotate(360deg); } } Thanks! See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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c# - MethodAccessException with Reflection on Windows Phone 7

While working with reflection, I recently got to the point where I wanted to access an object (in fact, a ... why am I getting this exception? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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r - Set y limits in Bar Chart ggplot2

I have created a bar chart which shows the sales of products in a particular category. This is the bar chart. ... where I am going wrong. Thanks See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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visual studio 2015 - How to uninstall deprecated Oracle Data Provider?

I am trying to install Oracle Developer Tools for Visual Studio 2015 so that I can connect to a remote 11g ... ODAC include ODP.net? Thanks. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - how can I use HashMap for BaseAdapter

Originally, I'm using hashmap using SimpleAdapter, like this: ArrayList<HashMap<String, String>> mylist = new ArrayList ... this for a few days See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ios - Need to loop through an NSMutableArray that is stored inside an array in Parse.com database

I have an NSMutableArray object that contains NSString objects. The mutable array object is called ... in my NSMutableArray. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - .project file missing, but project opens fine on my mac, but not lecturers home PC

bit of a beginner to all this. But this year we have been asked to make a Android Tic Tac Toe game, ... be GREATLY appreciated. Thanks, Will See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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twitter's typeahead.js doesn't pop dropdown window

I'm having trouble making typeahead work. I have been googling for a while now and nothing helped me. This ... , no dropdown menu appears. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Bus error (core dumped) error (ubuntu) C program

I have a program in which a user inputs how many sentences they want, and then then be prompted to input the ... them so ... thanks for helping See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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sass - Angular 4+ overwrite child component's style

I want to force parent comp to change child comp's style without the !important modifier. My question is.. is ... it from the global style.scss See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - ellipsize on textview doesnt work

I want to display ellipsis if my textview length is too long. But for some reason, it doesnt seem to work. ... what I am doing wrong. Thanks See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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css - whitespace out of html body

I have a very annoying html/css design-bug: I want to have a footer with a height of 25px, which always stays ... an option. Here's a JSFiddle See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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android - Getting direction between two points in Google Maps, crossing specific points

I'm working on a project that the main part is to visually demonstrates directions between two points on Google Maps ... ' source of the route? See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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ios - How to force GCD perform current blocks on main queue?

I have worker thread task that published results on main queue using: // on worker queue // (long-running task ... touched in main thread only) See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - Socket.io Java Client with support for 1.0.x

I am writing an Android app that connects to a server using socket.io (v1.0.4). Is there a socket.io Java ... seem to be some issues with it. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - 'SmartyException' with message 'Missing template name' in Smarty

I got the error saying "SmartyException' with message 'Missing template name...". I'd love to show the different ... '); $smarty->display($url); See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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php - How to edit Front Address form - Prestashop

I'm trying to use drop down list instead of textbox for 'City' field.(Like country list).I tried to edit ... /foreach} {/block} </section> See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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C - How can I copy one string into an element of character arrays?

I'm trying to parse a file and have an array of character pointers whose length is the number of lines in ... it causes the segmentation fault. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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mongodb error on Cloud Functions for Firebase on production

I started playing around with Cloud Functions for Firebase, I did all the setup locally and run firebase serve and ... in advance for any help. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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Applet not able to access NetworkInterface.getHardwareAddress() api

I have a requirement wherein I want to read the mac address of client m/c using an applet. But ... to NetworkInterface.getHardwareAddress() api. See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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javascript - How to pass objects in parameters in onclick() event?

I have this function: function createMarkersForPlaces(places, infowindow) { for (var i = 0; i < places.length; ... ) {some function...} See Question&Answers more detail:os...

asked Jan 31, 2022 in Technique[技术] by 深蓝 (71.8m points)

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