OStack Q&A-Knowledge Sharing Community

0 votes

298 views

1 answer

I have some links in a powerpoint presentation, and for some reason, when those links get ... com/index.php?id=115&Itemid=283&return=aHR0cDovL2NvbW11bml0 Question&Answers:os...

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

0 votes

861 views

1 answer

regex - HTML5 Form Input Pattern Currency Format

Using HTML5 I have an input field that should validate against a dollar amount entered. Currently I have the following ... of 100,000.00. Is this possible? Question&Answers:os...

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

0 votes

509 views

1 answer

javascript - How can I show a hidden div when a select option is selected?

I want to use plain JavaScript. I have a drop down list (<select> with a number of <option>s). When a certain ... options but I'm unsure on what else to use? Question&Answers:os...

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

0 votes

295 views

1 answer

css - Add stylesheet to Head using javascript in body

I'm working with a CMS that prevents us from editing the head section. I need to add css stylesheet to ... then inject the stylesheet into the head section? Question&Answers:os...

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

0 votes

231 views

1 answer

android - LED flashlight on Galaxy Nexus controllable by what API?

So many LED flashlight API questions for Android. I'm afraid to ask yet another, but here goes.. Using the ... doesn't appear to be so universal after all. Question&Answers:os...

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

0 votes

430 views

1 answer

google chrome extension - My CSS is not getting injected through my content script

Can anyone explain this to me. I'm trying to inject a CSS file onto a webpage using the content_script with Google ... : #fff; padding: 3px; color: #000; } Question&Answers:os...

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

0 votes

485 views

1 answer

javascript - How to do a horizontal scroll on mouse wheel scroll?

Just now, accidentally, i stumble upon http://www.benekdesign.com/ . Here on mouse wheel scroll it performs horizontal ... -scrolling 4 v0.6 - February 14, 2007 Question&Answers:os...

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

0 votes

90 views

1 answer

How dangerous is it in JavaScript, really, to assume undefined is not overwritten?

Every time anyone mentions testing against undefined, it's pointed out that undefined is not a keyword so it could ... dangerous it is to not use those tricks. Question&Answers:os...

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

0 votes

122 views

1 answer

php date validation

Im trying to to set up a php date validation (MM/DD/YYYY) but I'm having issues. Here is a sample of what I ... { $errors[] = 'user name most have no spaces';` Question&Answers:os...

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

0 votes

100 views

1 answer

How to match digits in regex in bash script

I'm trying to match some lines against regex that contains digits. Bash version 3.2.25: #!/bin/bash s="AAA ( ... match digits only. Why doesn't d+ match 123? Question&Answers:os...

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

0 votes

558 views

1 answer

python - How to find files and skip directories in os.listdir

I use os.listdir and it works fine, but I get sub-directories in the list also, which is not what I want: I need ... I want, but I'm not sure of how it works. Question&Answers:os...

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

0 votes

85 views

1 answer

android - Losing data when rotate screen

I have a little funny bug in my application. When the user rotates the screen I lose some of the data in my ... . Anyone that have an idea of why this happens? Question&Answers:os...

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

0 votes

312 views

1 answer

database - Is there an ANSI SQL alternative to the MYSQL LIMIT keyword?

Is there an ANSI SQL alternative to the MYSQL LIMIT keyword? The LIMIT keyword limits the number of rows returned by ... 2; returns 2 rows after the first 10. Question&Answers:os...

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

0 votes

213 views

1 answer

Can I remove the URL from my print css, so the web address doesn't print?

I have written some stylesheets - including a print.css - and it's working fine. I'd like to remove ... a meaningful booklet. Therefore the URL is irrelevant. Question&Answers:os...

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

0 votes

264 views

1 answer

How does Java 8' new default interface model works (incl. diamond, multiple inheritance, and precedence)?

How does this new interface model works and what is about the diamond problem that might arise out of ... with which the interface implementations are used ? Question&Answers:os...

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

0 votes

241 views

1 answer

asp.net - What are the (dis)advantages of using Cassini instead of IIS?

I've found that on some occasions I can edit the source while debugging. Are there any other advantages ... the different sites. Are there any disadvantages? Question&Answers:os...

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

0 votes

352 views

1 answer

Python Binomial Coefficient

import math x = int(input("Enter a value for x: ")) y = int(input("Enter a value for y: ")) if y == 1 ... when y is greater than x it is supposed to equal to 0. Question&Answers:os...

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

0 votes

87 views

1 answer

How to put text over images in html?

How to put text over images in HTML. Everytime I enter the below code, the text goes under the image. <img src="example.jpg">Text</img> Question&Answers:os...

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

0 votes

200 views

1 answer

Javascript || or operator with a undefinded variable

I have been doing some reading lately one article I read was from Opera. http://dev.opera.com/articles/view/javascript-best ... , if not x = 10? --Thanks. Bryan Question&Answers:os...

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

0 votes

214 views

1 answer

android - How to scale/resize text to fit a TextView?

I'm trying to create a method for resizing multi-line text in a TextView such that it fits within the bounds ... than the width or height of the TextView. Question&Answers:os...

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

0 votes

1.5k views

1 answer

web scraping - Reading dynamically generated web pages using python

I am trying to scrape a web site using python and beautiful soup. I encountered that in some sites, the image ... free to clarify if my question seems vague ! Question&Answers:os...

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

0 votes

71 views

1 answer

c++ - How do objects work in x86 at the assembly level?

I'm trying to understand how objects work at the assembly level. How exactly are objects stored in memory, and ... and structs work in the first place.) Question&Answers:os...

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

0 votes

331 views

1 answer

How to select following sibling/XML tag using XPath

I have an HTML file (from Newegg) and their HTML is organized like below. All of the data in their specifications ... and is there an easier way of doing this? Question&Answers:os...

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

0 votes

304 views

1 answer

r - ggplot plots in scripts do not display in Rstudio

I have a strange issue with Rstudio: If a script calls ggplot2 functions to display a plot, then using Source to run the ... Rstudio 0.98.1062 and R 3.1.1. Question&Answers:os...

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

0 votes

144 views

1 answer

sql - MySQL variable format for a "NOT IN" list of values

Going crazy trying to set a variable in a query of type: SET @idcamposexcluidos='817,803,495'; so i can ... It either returns an error or ignores the values. Question&Answers:os...

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

0 votes

368 views

1 answer

What are the PowerShell equivalents of Bash's && and || operators?

In Bash I can easily do something like command1 && command2 || command3 which means to run command1 and if ... command3. What's the equivalent in PowerShell? Question&Answers:os...

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

0 votes

313 views

1 answer

javascript - u200b (Zero width space) characters in my JS code. Where did they come from?

I am developing a front end of a web app using NetBeans IDE 7.0.1. Recently I had a very nasty bug, ... well-mannered. Any suggestions who messed up my code? Question&Answers:os...

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

0 votes

83 views

1 answer

How can I change the default comments in the git commit message?

Is it possible to modify the commented part of the default git commit message? I want to add a bit more 'context' ... ." to unstage) # # modified: test.txt # Question&Answers:os...

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

Categories

Recent questions

Just Browsing Browsing

Most popular tags