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iphone - Activate airplane mode programmatically?

Does anyone know how to de/activate the airplane mode programmatically on the iPhone (OS 2.1)? Question&Answers:os...

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

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java - How to auto-download through Firefox browser using FirefoxProfile?

I'm working with selenium java where I need to download pdf files, I referred this, this and also this answers ... .exe"); driver = new FirefoxDriver(profile); Question&Answers:os...

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

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PHP Regular expression to match keyword outside HTML tag <a>

I've been trying to do a regex to match and replace the occurrences of a keyword on a portion of HTML: i want ... <a> tag. Any help will be much appreciated! Question&Answers:os...

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

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javascript - Can't trigger click with jQuery in a Chrome extension

I am trying to make a Chrome extension with one line of jQuery code but it doesn't work. I'm trying to trigger ... . Can anyone explain why it doesn't work??? Question&Answers:os...

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

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Parsing Command Line Arguments in C++?

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

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html - How to change the style of the title attribute inside an anchor tag?

Example: <a href="example.com" title="My site"> Link </a> How do I change the presentation of the "title" ... Is there a CSS way to style the title attribute? Question&Answers:os...

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

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excel - VBA rounding problem

I have this obscure rounding problem in VBA. a = 61048.4599674847 b = 154553063.208822 c = a + b debug.print c ... .208822) c = a + b ?c 154614111.6687894847 Question&Answers:os...

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

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iterator - Is there an owned version of String::chars?

The following code does not compile: use std::str::Chars; struct Chunks { remaining: Chars, } impl Chunks { fn new ... to keep a Vec<char> and an index myself? Question&Answers:os...

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

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ffmpeg - Using ffprobe to check if file is audio or video only

Is there an ffprobe command I can run to see if an mov file that I have is audio-only or contains video as ... are audio dubs and some of which are full videos. Question&Answers:os...

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

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c - When is it a good idea to use strdup (vs malloc / strcpy)

Can I use malloc and strcpy to replace it? Which one is better? e.g.: char *s = "Global View"; char *d; d = ... malloc(strlen(s) +1); strcpy(d,s); free(d); Question&Answers:os...

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

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jsf - How do UISelectOne and UISelectMany components preselect defaults in f:selectItems

I know how to preselect <p:selectOneMenu>, in selected value should be one of the objects from <f:selectItems ... 's something different, but what? Thank you Question&Answers:os...

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

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JSTL tags on JSP page do not work and appear plain in HTML page source

I've been struggling to find the problem in my code and I just don't see it. In my servlet, I create ... . Does anyone have any suggestions? Thanks in advance! Question&Answers:os...

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

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java - Discord JDA - Invalid Member List

I am creating a Discord bot and have encountered a strange problem. I need to go through each user on the ... then only me and the bot are still displayed. Question&Answers:os...

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

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401 views

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php - Laravel Eloquent select all rows with max created_at

I have a table that contains: id seller_id amount created_at 1 10 100 2017-06-01 00:00:00 2 15 250 2017-06-01 ... do I get only the latest row for each seller? Question&Answers:os...

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

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wix - Interrupt installation when custom action returns error

I have a method that verifies a password in a .dll and it should return an error code on failure. It ... <Binary Id='TestPassword' SourceFile='DummyDll.dll'/> Question&Answers:os...

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

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python - How do I make my player rotate towards mouse position?

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

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xcode - how to resize a bitmap on iOS

I want to resize a bitmap for a project that I am doing. I managed to do this by converting the ... any other way to resize a CGBitmapContextRef. Thanks. Question&Answers:os...

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

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kotlin - Jooq fetchInto with default value if field is null

I have data class data class Author( val id: String, val name: String, val books: MutableList<Book> = ... making field books in data class Author nullable? Question&Answers:os...

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

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jquery - Why does my logic, using closest, not work?

I'm trying to reference a second element when my first element is clicked, but it is not working. I've tried a ... "lastName" value="" id="lastName"> </div> Question&Answers:os...

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

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java - javafx using objects from MainController or other Controllers in proper Controller class

I have following code: package pl.javastart.youtufy.controller; import java.net.URL; import ... from controllers in ConnectionErrorController properly? Regards Question&Answers:os...

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

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objective c - What are the new documentation commands available in Xcode 5?

Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Question&Answers:os...

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

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save - Sql Server 'Saving changes is not permitted' error ? Prevent saving changes that require table re-creation

When I create a table in SQL Server and save it, if I try to edit the table design, like change a column type from ... is empty, and I didn't use it until now. Question&Answers:os...

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

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How do I run a terminal inside of Vim?

I am used to Emacs, but I am trying out Vim to see which one I like better. One thing that I like about Emacs ... to be able to run a terminal inside of a tab. Question&Answers:os...

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

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machine learning - Is there a rule-of-thumb for how to divide a dataset into training and validation sets?

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

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394 views

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regex - How can I make my match non greedy in vim?

I have a big HTML file that has lots of markup that looks like this: <p class="MsoNormal" style="margin: 0in ... too greedy. How can I make my match ungreedy? Question&Answers:os...

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

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462 views

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javascript - JSLint is suddenly reporting: Use the function form of "use strict"

I include the statement: "use strict"; at the beginning of most of my Javascript files. JSLint has never before ... know what the "function form" would be? Question&Answers:os...

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

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1.2k views

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replace - In Vim is there a way to delete without putting text in the register?

Using Vim I often want to replace a block of code with a block that I just yanked. But when I delete ... best way to somehow use the multi-register feature? Question&Answers:os...

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

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298 views

1 answer

Bash command to sum a column of numbers

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

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