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css - Why not :visited instead of a:visited for links?

Every example and stylesheet I've looked at uses a:visited to style links. Besides a:visited having higher ... /questions/27263128/why-not-visited-instead-of-avisited-for-links...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Using EhCache in Spring 4 without XML

Is there a way to initialize EhCache without xml in either Spring 4 or with Spring Boot? I noticed Spring ... .com/questions/21944202/using-ehcache-in-spring-4-without-xml...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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226 views

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How can I rename the Firebase Project ID?

I succeeded to rename my Firebase Project Name. I want to rename my Project ID as well, yet, it looks read- ... .com/questions/39941416/how-can-i-rename-the-firebase-project-id...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python - How to check if all values in the columns of a numpy matrix are the same?

I want to check if all values in the columns of a numpy array/matrix are the same. I tried to use reduce of the ... -if-all-values-in-the-columns-of-a-numpy-matrix-are-the-same...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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202 views

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node.js - Accessing EJS variable in Javascript logic

I'm working on a Node.js app (it's a game). In this case, I have some code set up such ... :https://stackoverflow.com/questions/11289793/accessing-ejs-variable-in-javascript-logic...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Python eval: is it still dangerous if I disable builtins and attribute access?

We all know that eval is dangerous, even if you hide dangerous functions, because you can use Python's ... -it-still-dangerous-if-i-disable-builtins-and-attribute-access...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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excel - C#: Getting the number of rows/columns with ExcelPackage

I need to read and write data from an Excel spreadsheet. Is there a method to finding out how many rows ... questions/1715926/c-getting-the-number-of-rows-columns-with-excelpackage...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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url - What does the dot-slash do to PHP include calls?

A. What does this do? require ("./file.php"); B. in comparison to this? require ("file.php"); (Its not ... .com/questions/579374/what-does-the-dot-slash-do-to-php-include-calls...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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amazon web services - How are data sources used in Terraform?

The Terraform Data Sources documentation tells me what a data source is, but I do not quite understand it. Can ... .com/questions/47721602/how-are-data-sources-used-in-terraform...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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jquery - Get text from anchor tag

I have the following anchor tag <a href="http://www.google.com/">Google</a> I know how to get the ... from:https://stackoverflow.com/questions/3871228/get-text-from-anchor-tag...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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type conversion - Convert string to integer in Shopify Liquid?

I just read this related answer: How can I convert a number to a string? - Shopify Design - Ecommerce ... .com/questions/27198710/convert-string-to-integer-in-shopify-liquid...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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121 views

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javascript - jQuery.when - Callback for when ALL Deferreds are no longer 'unresolved' (either resolved or rejected)?

When multiple Deferred objects are passed to jQuery.when, the method returns the Promise from a new "master" ... -callback-for-when-all-deferreds-are-no-longer-unresolved-either...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c++ - Forcing gcc to compile .cpp file as C

I have an externally provided .cpp file. It is a mixture of C compatible code and a bit of C++ as well ... /stackoverflow.com/questions/4216247/forcing-gcc-to-compile-cpp-file-as-c...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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102 views

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python - How do I get the current value of a Variable?

Suppose we have a variable: x = tf.Variable(...) This variable can be updated during the training process using the ... /33679382/how-do-i-get-the-current-value-of-a-variable...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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596 views

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ImageMagick: convert image to PDF with A4 page size and image fit to page

I want to convert different image formats (bmp,jpg,gif,png,tiff-incluging multipaged) into a PDF format with A4 page size ... image-to-pdf-with-a4-page-size-and-image-fit-to-page...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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317 views

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java - JSchException: Algorithm negotiation fail

I am trying to connect to remote sftp server over ssh with JSch (0.1.44-1) but during " ... :https://stackoverflow.com/questions/6263630/jschexception-algorithm-negotiation-fail...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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113 views

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html - Svg path position

I have an SVG path, defined as follows: <svg version="1.1" id="Layer_1" xmlns="http://www.w3.org ... > question from:https://stackoverflow.com/questions/16255605/svg-path-position...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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83 views

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jquery - How to create div with class

I'm trying to create a div and give him a class but it doesn't work. Could anybody help me? $(document ... :https://stackoverflow.com/questions/7833701/how-to-create-div-with-class...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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258 views

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Javascript try...catch...else...finally like Python, Java, Ruby, etc

How can Javascript duplicate the four-part try-catch-else-finally execution model that other languages support? A ... javascript-try-catch-else-finally-like-python-java-ruby-etc...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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85 views

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javascript - jquery find to get the first element

I am writing $(this).closest('.comment').find('form').toggle('slow'); and the problem is each of the ... ://stackoverflow.com/questions/2173971/jquery-find-to-get-the-first-element...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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72 views

1 answer

ios - iPhone SDK Internet connection detection

I'm working on an iPhone application that makes a few calls to web services. I posted this ... //stackoverflow.com/questions/596589/iphone-sdk-internet-connection-detection...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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230 views

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visual studio 2017 - Turning off "Language Service Disabled" error message in VS2017

We are getting the following "Error" message in our MVC web application in Visual studio 2017 Enterprise. ... /turning-off-language-service-disabled-error-message-in-vs2017...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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215 views

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linux - How to copy a file from remote server to local machine?

(Closed.) This question does not meet Stack Overflow guidelines. It is not currently accepting answers. question from:https: ... -to-copy-a-file-from-remote-server-to-local-machine...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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87 views

1 answer

javascript - How to call one filter from another filter in angular.js

I have a filter, linkifyStuff, in which I want some variables processed using another filter. I can't figure out the ... /how-to-call-one-filter-from-another-filter-in-angular-js...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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378 views

1 answer

forms - Access an unmapped field in Symfony2 Controller

I am creating forms with an unmapped field as explained in the form documentation. However when in the ... com/questions/17083796/access-an-unmapped-field-in-symfony2-controller...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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56 views

1 answer

SQL select everything in an array

My homework has a problem for example there is a category array $cat=array('1','4','5','7'); now ... :https://stackoverflow.com/questions/5508119/sql-select-everything-in-an-array...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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86 views

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c# - Dependency Injection vs Service Location

I am currently weighing up the advantages and disadvantages between DI and SL. However, I have ... stackoverflow.com/questions/4985455/dependency-injection-vs-service-location...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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95 views

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Historical security flaws of popular PHP CMS's?

I'm creating a PHP CMS, one that I hope will be used by the public. Security is a major ... stackoverflow.com/questions/2951917/historical-security-flaws-of-popular-php-cmss...

asked Oct 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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