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Stop pip from failing on single package when installing with requirements.txt
...sed '/^\s*$/d' | xargs -n 1 pip install to remove anything in the comments and get rid of empty lines.
– Narek
Apr 17 '18 at 20:47
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jQuery load more data on scroll
... make an ajax call (you can show a loading image here till ajax response) and get the next set of data, append it to the div. This function gets executed as you scroll down the page again.
$(window).scroll(function() {
if($(window).scrollTop() == $(document).height() - $(window).height()) {...
How do I make an HTML text box show a hint when empty?
...ce of any styles, in Chrome this looks like:
You can try demos out here and in HTML5 Placeholder Styling with CSS.
Be sure to check the browser compatibility of this feature. Support in Firefox was added in 3.7. Chrome is fine. Internet Explorer only added support in 10. If you target a browser...
Any way to Invoke a private method?
I have a class that uses XML and reflection to return Object s to another class.
7 Answers
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Immediate Child selector in LESS
...>.control {
...
}
}
Note the lack of space between ">" and ".", otherwise it won't work.
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Some questions about Automatic Reference Counting in iOS5 SDK
... currently developing an app for iPad. The development started for iOS 4.2 and is now continuing (and I think will be completed) for iOS 4.3.
I just read about ARC in iOS 5, and basically I understood that we will never need to release and retain objects anymore. My questions are:
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Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3
Ever since I upgraded my Samsung Galaxy S3 to android 4.3 (from 4.1.2) I am unable to use Chrome's remote debugging for android (more details here ).
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How to set a JVM TimeZone Properly
...ault GMT timezone instead of an OS defined timezone. My JDK version is 1.5 and the OS is Windows Server Enterprise (2007)
7...
How do I get my C# program to sleep for 50 msec?
...Combination of previous 2
It usually combines processing efficiency of 1. and preciseness + ability to do something of 2.
for 1. - Loose waiting in C#:
Thread.Sleep(numberOfMilliseconds);
However, windows thread scheduler causes acccuracy of Sleep() to be around 15ms (so Sleep can easily wa...
Data Modeling with Kafka? Topics and Partitions
...type of consumer so in the example above, I would just have a single topic and if you´ll decide to push some other kind of data through Kafka, you can add a new topic for that later.
Topics are registered in ZooKeeper which means that you might run into issues if trying to add too many of them, e....