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regex - Weird backslash substitution in Ruby

I don't understand this Ruby code: >> puts '\ <- single backslash' # <- single backslash >> puts '\ <- 2x a, ... ? this happens on 1.8 and 1.9. See Question&Answers more detail:os...

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

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http - Chunked encoding and content-length header

Is it possible to set the content-length header and also use chunked transfer encoding? and does doing so solve the ... first? Right??) thanks. See Question&Answers more detail:os...

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

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656 views

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apache - How to restrict access by IP address with Tomcat?

Does anyone know if Tomcat can restrict access to certain application by IP address (like Apache's .htaccess)? See Question&Answers more detail:os...

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

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java - Selenium webdriver can't click on a link outside the page

I am having an issue with Selenium WebDriver. I try to click on a link that is outside the window page (you'd ... as we're on the wrong page. See Question&Answers more detail:os...

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

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java - Jackson 2.0 with Spring 3.1

Is Spring MVC 3.1 compatible with Jackson 2.0? Will Spring MVC's automatic detection of Jackson on the ... JSON content-type still work? See Question&Answers more detail:os...

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

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html - Make mp3 seekable PHP

I did this PHP script $file_name = 'sample.mp3'; header('Content-Type: audio/mpeg'); $opts = array('http' ... to make this process work, thanks See Question&Answers more detail:os...

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

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html - R web scraping across multiple pages

I am working on a web scraping program to search for specific wines and return a list of local wines of that ... , but that seems like overkill. See Question&Answers more detail:os...

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

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dll - The name 'ViewBag' does not exist in the current context

I am trying to use ViewBag in my application, I have all of the recent dlls, the latest version of MVC 3, but yet ... add the dll's to the GAC? See Question&Answers more detail:os...

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

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java - The activity must be exported or contain an intent-filter

when I tried to run my application its show the error below Error running Dashboard: The activity must be exported ... can I solve this error? See Question&Answers more detail:os...

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

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c++ - Error: variable "cannot be implicitly captured because no default capture mode has been specified"

I am trying to follow this example to use a lambda with remove_if. Here is my attempt: int flagId = ... flagId, in the lambda expression? See Question&Answers more detail:os...

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

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javascript - How to mute an html5 video player using jQuery

I've found how to pause and play the video using jquery $("video").get(0).play(); $("video").get(0). ... sound as soon as the button is clicked. See Question&Answers more detail:os...

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

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c# - How to send email to multiple address using System.Net.Mail

I have smtp email functionality. it works for single address but has problem in multiple address. i am passing ... am not getting any error. See Question&Answers more detail:os...

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

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Read remote file with node.js (http.get)

Whats the best way to read a remote file? I want to get the whole file (not chunks). I started with ... whole file rather than chunked data. See Question&Answers more detail:os...

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

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459 views

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ios - UIImage imageNamed returns nil

I am pretty new to iOS and Xcode. I tried to load an image with [UIImage imageNamed:@"imageName.png/jpg ... to run the imageNamed method myself. See Question&Answers more detail:os...

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

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How to stop an animation in C# / WPF?

I have something like this: barProgress.BeginAnimation(RangeBase.ValueProperty, new DoubleAnimation( barProgress.Value, ... animation... See Question&Answers more detail:os...

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

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407 views

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ios - How to disable caching in Alamofire

When I send a GET request twice with Alamofire I get the same response but I'm expecting a different one. I was ... to know how to disable it. See Question&Answers more detail:os...

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

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463 views

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animation - Does JavaScript provide a high resolution timer?

Does JavaScript provide a high resolution timer? I've written a few game engines from scratch, some in C, ... which is horrible for animation. See Question&Answers more detail:os...

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

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286 views

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How to unpack all objects of a git repository?

How can I unpack all objects of a pack file? I've just cloned a remote repository, so my local repository ... any other command to do that? See Question&Answers more detail:os...

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

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iphone - IOS 9 Error Domain=kCLErrorDomain Code=0 "(null)"

Code below should get current location. But above error is generated. Function didUpdateLocations never gets called. ... got location ) } See Question&Answers more detail:os...

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

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python - TypeError : Unhashable type

I am trying to get a list of list of tuples : something like [ [(1,0),(2,0),(3,0)],[(1,1),(2,1 ... one works(list) and another doesn't (set)? See Question&Answers more detail:os...

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

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mysql - SQLite and custom order by

I have a table with categories: ID Category "1","Baking" "3","Family" "4","Entertaining" "5","Children" "6", ... don't have an "order by" field. See Question&Answers more detail:os...

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

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193 views

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Maven classpath order issues

Does anyone know of a way to set a specific classpath order in Maven2, rather than the random ordering I ... would be much appreciated! Thanks See Question&Answers more detail:os...

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

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java - Is there an implementation of JSR-303 (bean validation) available?

I know there are non-standard frameworks such as commons-validator, and hibernate validator. I wanted to know if ... of the official standard. See Question&Answers more detail:os...

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

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321 views

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What is integer overflow in R and how can it happen?

I have some calculation going on and get the following warning (i.e. not an error): Warning messages: 1: In ... x86_64 (64-bit) within R Studio See Question&Answers more detail:os...

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

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343 views

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ios - Swift replace substring regex

I am attempting to use regular expression to replace all occurrences of UK car registrations within a string. The ... give me any pointers? See Question&Answers more detail:os...

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

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390 views

1 answer

Fetching datetime from float in Python

How does one get a datetime from a float in Python? For e.g, I have a float such as 43111.0 and I want to get the datetime for this. See Question&Answers more detail:os...

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

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142 views

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Is there a PHP function to convert a query string to an array?

I'm basically looking for the opposite of http_build_query(). I have the following as a string: foo=bar&bar[var]=foo And ... var' => 'foo', ) ) See Question&Answers more detail:os...

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

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253 views

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c++ - Multi-dimensional vector

How can I create a 2D vector? I know that in 2D array, I can express it like: a[0][1]=98; a[0][2]=95 ... one do this using the C++ STL Vector? See Question&Answers more detail:os...

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

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