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How can we match a^n b^n with Java regex?
...ge used to develop the solution will be PHP for its conciseness. The final test once the pattern is finalized will be done in Java.
Step 1: Lookahead for assertion
Let's start with a simpler problem: we want to match a+ at the beginning of a string, but only if it's followed immediately by b+. We c...
How do I encode and decode a base64 string?
...rogram
{
static void Main(string[] args)
{
Test1();
Test2();
}
static void Test1()
{
string textEncoded = System.Text.Encoding.UTF8.EncodeBase64("test1...");
System.Diagnostics.Debug.Assert(textEncoded == "d...
Executing multiple commands from a Windows cmd script
... I was trying to do something similar with npm updates and protractor tests. I didn't think this answer applied to me until I realized npm and protractor are .cmd files on Windows.
– joshden
Apr 20 '17 at 20:32
...
What is Node.js? [closed]
...tting Ruby on Rails/Node.js behind a dedicated webserver (written in C and tested to hell and back) like Nginx (or Apache / Lighttd). The webserver can efficiently serve static content, access logging, rewrite URLs, terminate SSL, enforce access rules, and manage multiple sub-services. For requests ...
Random “Element is no longer attached to the DOM” StaleElementReferenceException
...'re having problems with StaleElementReferenceExceptions it's because your tests are poorly written. It's a race condition. Consider the following scenario:
WebElement element = driver.findElement(By.id("foo"));
// DOM changes - page is refreshed, or element is removed and re-added
element.click();...
If using maven, usually you put log4j.properties under java or resources?
...nvironment, etc) to configure the desired logging. Thus, putting it in src/test/resources is my preferred solution.
Note: Speaking of leaving the concrete log config to the client/user, you should consider replacing log4j with slf4j in your app.
...
Doing a cleanup action just before Node.js exits
...P as desired. Note: per NodeJS manual, SIGKILL cannot have a listener. The test code below demonstrates various ways of using cleanup.js
// test cleanup.js on version 0.10.21
// loads module and registers app specific cleanup callback...
var cleanup = require('./cleanup').Cleanup(myCleanup);
//var...
How to avoid the “Circular view path” exception with Spring MVC test
...
This has nothing to do with Spring MVC testing.
When you don't declare a ViewResolver, Spring registers a default InternalResourceViewResolver which creates instances of JstlView for rendering the View.
The JstlView class extends InternalResourceView which is
...
Find and restore a deleted file in a Git repository
...t where you know the file existed>
Now it's time to run the automated test. The shell command '[ -e foo.bar ]' will return 0 if foo.bar exists, and 1 otherwise. The "run" command of git-bisect will use binary search to automatically find the first commit where the test fails. It starts halfway ...
Detect Android phone via Javascript / jQuery
... lines of the JS solution can be simplified to: var isAndroid = /Android/i.test(navigator.userAgent)
– Dave Koo
Jun 3 '14 at 20:00
...