OStack Q&A-Knowledge Sharing Community

0 votes

606 views

1 answer

SELECT telephone_number FROM table WHERE telephone_number REGEXP '^1[() -]*999[() -]*999[() -]*9999$'; how do ... only valid for 1-999-999-9999 See Question&Answers more detail:os...

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

0 votes

662 views

1 answer

java - Why does the xor operator on two bytes produce an int?

//key & hash are both byte[] int leftPos = 0, rightPos = 31; while(leftPos < 16) { //possible loss of ... back to byte, but it seems silly. 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

file get contents - Need response body of HTTP 500 with file_get_contents (PHP)

Using file_get_contents as part of custom SOAP implementation to apply SOAP calls (ALL libraries that we tried ... get authentication working. See Question&Answers more detail:os...

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

0 votes

922 views

1 answer

oop - Java: Overriding static variable of parent class?

I have the following class which I'm using as the base of all the models in my project: public abstract class ... of the User class as well? See Question&Answers more detail:os...

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

0 votes

759 views

1 answer

c# - How can I write xml with a namespace and prefix with XElement?

This may be a beginner xml question, but how can I generate an xml document that looks like the following? <root ... d go with that. Thanks!!! See Question&Answers more detail:os...

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

0 votes

574 views

1 answer

c++ - Initializer-list-constructing a vector of noncopyable (but movable) objects

One can push_back rvalues of a noncopyable-but-movable type into a vector of that type: #include <vector> struct S ... handy at the moment... See Question&Answers more detail:os...

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

0 votes

546 views

1 answer

javascript - Focus tab or window

for a little app, I'm opening a few windows/tabs from my script. Whether the browser opens a window or ... anything related. How to configure ? See Question&Answers more detail:os...

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

0 votes

745 views

1 answer

truetype - Warning: imagettftext() [function.imagettftext]: Could not find/open font in /home/a2424901/public_html/index.php on line 35

<?php session_start(); require_once 'facebook.php'; $app_id = "418907881455014"; $app_secret = " ... this code ? See Question&Answers more detail:os...

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

0 votes

781 views

1 answer

html - Is there any way to add padding to select options via CSS?

I want to add some kind of space (padding, margin or whatever) between select options in HTML using CSS. I am ... t work in IE. JSFiddle example See Question&Answers more detail:os...

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

0 votes

527 views

1 answer

html - Cross-browser link to file on local system

I would like to make a link from a web page to a file on a local filesystem and make it work in all ... appropriate link based on the filename? 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

javascript - MaxListenersExceededWarning: Possible EventEmitter memory leak detected. 11 message lis teners added. Use emitter.setMaxListeners() to increase limit

I know this might flag as a duplicate solution but the solution on stack overflow is not working for me. Problem (node:5716) ... ; }); } }); }; See Question&Answers more detail:os...

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

0 votes

614 views

1 answer

javascript - What chars needs escaping in querySelector?

According to the document here: https://developer.mozilla.org/en-US/docs/Web/API/document.querySelector#Notes ... needed escaping first. Thanks See Question&Answers more detail:os...

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

0 votes

1.2k views

1 answer

regex - Checking for diacritics with a regular expression

Simple problem: an existing project allows me to add additional fields (with additional checks on those fields as regular ... in C# 4.0.) 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

php - default as first option in switch statement?

I've tested this and it works fine, but it looks... weird... to me. Should I be concerned that ... Suggestions? Is this normal/valid syntax? See Question&Answers more detail:os...

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

0 votes

630 views

1 answer

Excel Date Formatting

I have a large imported csv file containing American Dates in a column. I want to change these dates to UK ... column will do the conversion? See Question&Answers more detail:os...

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

0 votes

643 views

1 answer

javascript - How to toggle preserveDrawingBuffer in three.js?

Basically, I want the setup where I could go to preserveDrawingBuffer=true, render the scene once, grab the ... /mrdoob/three.js/issues/189 See Question&Answers more detail:os...

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

0 votes

630 views

1 answer

javascript - Group by array and add field and sub array in main array

I have a heavy array like this: [ {Id: 1, Name: 'Red', optionName: 'Color'}, {Id: 2, Name: 'Yellow', ... ] } ] How to do it in javascript? See Question&Answers more detail:os...

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

0 votes

500 views

1 answer

ios - Swift: video records at one size but renders at wrong size

The goal is to capture full screen video on a device with Swift. In the code below, video capture appears to ... size already wrong here ... See Question&Answers more detail:os...

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

0 votes

647 views

1 answer

Redirect process output C#

I would like to redirect the Process's standard output to a string for later parsing. I would also like to see ... run. Is that even possible? See Question&Answers more detail:os...

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

0 votes

825 views

1 answer

assembly - Which versions of Windows support/require which CPU multimedia extensions? (How to check if SSE or AVX are fully usable?)

So far I have managed to find out that: SSE and SSE2 are mandatory for Windows 8 and later (and of course for ... from one of the SSE/AVX sets. See Question&Answers more detail:os...

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

0 votes

771 views

1 answer

cocoa touch - Does Objective-C support Generics?

I wonder whether Objective-C offers any support for generics? For instance, consider a method: -(void) sort: ( ... Card *>) deck { } See Question&Answers more detail:os...

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

0 votes

906 views

1 answer

spring - java.lang.NoSuchMethodError org.springframework.core.annotation.AnnotationUtils.getAnnotation

when I run my junit test I can get right result and the data can be stored into database. when I deploy ... scope> </dependency> </dependencies> See Question&Answers more detail:os...

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

0 votes

674 views

1 answer

optimization - Do modern JavaScript JITers need array-length caching in loops?

I find the practice of caching an array's length property inside a for loop quite distasteful. As in, for (var ... , almost as a style choice. 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

numpy - Compute divergence of vector field using python

Is there a function that could be used for calculation of the divergence of the vectorial field? (in matlab) ... ) Does anyone have suggestions? See Question&Answers more detail:os...

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

0 votes

576 views

1 answer

java - Exact Phrase search using Lucene?

I am using SpanTerm Query for searching exact phrase in lucene. But it doesnt seem to work. Here is my code. ... am doing it wrong??? Prateek See Question&Answers more detail:os...

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

0 votes

547 views

1 answer

r - Matching a sequence in a larger vector

I'd like to have a function which returns the initial indicies of matching subsequences of a vector. For example: y < ... (which(out)) } } } See Question&Answers more detail:os...

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

0 votes

482 views

1 answer

c# - Why use INotifyPropertyChanged with bindings in WPF?

I've notived that practically every example I find on the internet about bindings has a class (which binds to another ... info)); } } } } See Question&Answers more detail:os...

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

0 votes

517 views

1 answer

Array initialisation in java

I noticed one could write code like this, which is perfectly normal, by the way: int arrays[] = {1, 2, 3}; ... int, so the array must be int[] 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