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Comparing Timer with DispatcherTimer
what is a difference between System.Windows.Forms.Timer() and System.Windows.Threading.DispatcherTimer() ? In which cases, we should use them? any best practices ?
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how to change any data type into a string in python
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I wouldn't use repr(myvariable) - it often returns information about class type, memory address etc. It's more useful for debugging. Use str(myvariable) for conversion to string and unicode(variable) for conversion to unicode.
– Abgan
Jul 8...
How to remove all click event handlers using jQuery?
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.addAttr('onclick'); or .removeAttr('onclick');
– Aliti
Feb 9 '16 at 20:10
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How can I pop-up a print dialog box using Javascript?
...ndow.print();setTimeout("window.close()", 100); . This waits enough time for the rest of the page to load, but then hangs until the print button on the print dialogue is pressed, or cancelled, and then neatly shuts the tab down again.
– Stephen
Oct 13 '16 at ...
Hibernate: hbm2ddl.auto=update in production?
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No, it's unsafe.
Despite the best efforts of the Hibernate team, you simply cannot rely on automatic updates in production. Write your own patches, review them with DBA, test them, then apply them manually.
Theoretically, if hbm2ddl update worked in development...
SQL Server - When to use Clustered vs non-Clustered Index?
... and non clustered indexes and have an understanding of how they actually work. I understand how clustered and non-clustered indexes improve read performance. But one thing I am not sure is that what would be the reasons where I would choose one over the other.
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Add hover text without javascript like we hover on a user's reputation
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Use the title attribute, for example:
<div title="them's hoverin' words">hover me</div>
or:
<span title="them's hoverin' words">hover me</span>
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Can media queries resize based on a div element instead of the screen?
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No, media queries aren't designed to work based on elements in a page. They are designed to work based on devices or media types (hence why they are called media queries). width, height, and other dimension-based media features all refer to the dimensions of eith...
How do I write JSON data to a file?
I have JSON data stored in the variable data .
14 Answers
14
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python numpy machine epsilon
I am trying to understand what is machine epsilon. According to the Wikipedia, it can be calculated as follows:
3 Answers
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