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variable === undefined vs. typeof variable === “undefined”
The jQuery Core Style Guidelines suggest two different ways to check whether a variable is defined.
8 Answers
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HTML-encoding lost when attribute read from input field
I’m using JavaScript to pull a value out from a hidden field and display it in a textbox. The value in the hidden field is encoded.
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What are invalid characters in XML
I am working with some XML that holds strings like:
15 Answers
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How to use font-awesome icons from node-modules
I have installed font-awesome 4.0.3 icons using npm install .
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Enterprise Library Unity vs Other IoC Containers [closed]
What's pros and cons of using Enterprise Library Unity vs other IoC containers (Windsor, Spring.Net, Autofac ..)?
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Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
I have a stylesheet that loads images from an external domain and I need it to load from https:// from secure order pages and http:// from other pages, based on the current URL. I found that starting the URL with a double slash inherits the current protocol. Do all browsers support this technique?...
How to copy a row and insert in same table with a autoincrement field in MySQL?
In MySQL I am trying to copy a row with an autoincrement column ID=1 and insert the data into same table as a new row with column ID=2 .
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How do I find the location of Python module sources?
How do I learn where the source file for a given Python module is installed? Is the method different on Windows than on Linux?
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Unix tail equivalent command in Windows Powershell
I have to look at the last few lines of a large file (typical size is 500MB-2GB). I am looking for a equivalent of Unix command tail for Windows Powershell. A few alternatives available on are,
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