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Preferred Java way to ping an HTTP URL for availability
...esponse data. It will implicitly connect.
For future reference, here's a complete example in flavor of an utility method, also taking account with timeouts:
/**
* Pings a HTTP URL. This effectively sends a HEAD request and returns <code>true</code> if the response code is in
* the ...
How to get a substring between two strings in PHP?
... Someone answered my question! You may visit this stackoverflow.com/questions/35168463/…
– Romnick Susa
Feb 3 '16 at 22:17
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What is the difference between jQuery: text() and html() ?
.../title>
<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script type="text/javascript">
$(function(){
$("#div1").html('<a href="example.html">Link</a><b>hello</b>');
$("#di...
How can I set the WiX installer version to the current build version?
...sion number to be the current build version of the application. How do I accomplish this? I used c# to code the application.
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How to debug a bash script? [closed]
... '-n' for 'no execution' and '-v' for 'verbose' mode; you can use these in combination to see whether the shell thinks it could execute your script — occasionally useful if you have an unbalanced quote somewhere.
There is contention that the '-x' option in Bash is different from other shells (s...
Rails: update_attribute vs update_attributes
... callbacks is incorrect, at least in Rails 3. It says very plainly in the comments in the source that "Callbacks are invoked".
– Batkins
Jan 29 '13 at 20:39
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How to select option in drop down protractorjs e2e tests
...g the text of the selected option in a dropdown: http://technpol.wordpress.com/2013/12/01/protractor-and-dropdowns-validation/
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Programmatically obtain the phone number of the Android phone
...ission.READ_PHONE_STATE"/>
Caveats:
According to the highly upvoted comments, there are a few caveats to be aware of. This can return null or "" or even "???????", and it can return a stale phone number that is no longer valid. If you want something that uniquely identifies the device, you sh...
What is the use of “ref” for reference-type variables in C#?
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