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:: (double colon) operator in Java 8
...ence, see http://cr.openjdk.java.net/~briangoetz/lambda/lambda-state-final.html.
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How to intercept touches events on a MKMapView or UIWebView objects?
...works great for the most part but I have found one problem with it. If the HTML in your web view contains an HTML5 video tag with controls, the gesture recognizer will prevent the user from being able to use the controls. I have been looking for a workaround for this but have yet to find one.
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Detecting 'stealth' web-crawlers
...raps on large scale (and have DNSRBL with their IPs).
Use tricky URLs and HTML:
<a href="//example.com/"> = http://example.com/ on http pages.
<a href="page&amp;&#x23;hash"> = page& + #hash
In HTML you can use plenty of tricks with comments, CDATA elements, entities, etc:...
Regular expression to match DNS hostname or IP Address?
....linuxinsight.com/how_to_grep_for_ip_addresses_using_the_gnu_egrep_utility.html
egrep '([[:digit:]]{1,3}\.){3}[[:digit:]]{1,3}'
Though the case doesn't account for values like 0 in the fist octet, and values greater than 254 (ip addres) or 255 (netmask). Maybe an additional if statement would hel...
Check for array not empty: any?
...hod empty? comes from the Array class
http://ruby-doc.org/core-2.0.0/Array.html#method-i-empty-3F
It's used to check if the array contains something or not. This includes things that evaluate to false, such as nil and false.
>> a = []
=> []
>> a.empty?
=> true
>> a = [nil, fa...
What is an Intent in Android?
...it below
http://developer.android.com/reference/android/content/Intent.html
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Example JavaScript code to parse CSV data
...but the lib can be used to open csv files locally in the browser using the HTML5 File API. Here's an example of it in action jquery-csv.googlecode.com/git/examples/file-handling.html.
– Evan Plaice
Nov 23 '12 at 22:09
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How to convert local time string to UTC?
...tc)
for details see:
see: https://blog.ganssle.io/articles/2019/11/utcnow.html
original answer (from 2010):
The datetime module's utcnow() function can be used to obtain the current UTC time.
>>> import datetime
>>> utc_datetime = datetime.datetime.utcnow()
>>> utc_dateti...
How can I set the max-width of a table cell using percentages?
...ostfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C...
What makes Scala's operator overloading “good”, but C++'s “bad”?
...g. http://james-iry.blogspot.com/2009/03/operator-overloading-ad-absurdum.html
None-the-less, there are differences between C++'s operator overloading and Scala's flexible method naming which, IMHO, make Scala both less abusable and more abusable.
In C++ the only way to get in-fix notation is usi...