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JQuery find first parent element with specific class prefix
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Use .closest() with a selector:
var $div = $('#divid').closest('div[class^="div-a"]');
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Python: Convert timedelta to int in a dataframe
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It's the timedelta64 division operator. Dividing td by a 1 day time delta is results in the (possibly fractional) number of days represented in td. Not required in this case but it's really useful if say you want to work out how many 15 minute intervals td represents
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How to enable zoom controls and pinch zoom in a WebView?
The default Browser app for Android shows zoom controls when you're scrolling and also allows for pinch zooming. How can I enable this feature for my own Webview?
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Custom exception type
...ge: "Error detected. Please contact the <a href=\"mailto:sysadmin@acme-widgets.com\">system administrator</a>.",
toString: function(){return this.name + ": " + this.message;}
};
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How to change owner of PostgreSql database?
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Note, all tables and sequences inside the database will still be assigned to the original owner.
– Cerin
Nov 2 '16 at 0:52
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Running a cron job at 2:30 AM everyday
...x does it). The good think of using this tool is that if you write an invalid command you are likely to get a message prompt on the form:
$ crontab -e
crontab: installing new crontab
"/tmp/crontab.tNt1NL/crontab":7: bad minute
errors in crontab file, can't install.
Do you want to retry the same edi...
What is the mouse down selector in CSS?
...tive:focus does the same thing in css as :active:hover if you need to override a custom css library, they might use both.
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How do I manipulate a variable whose name conflicts with PDB commands?
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Eric IDE, Wing IDE & Spyder to mention just a few all have visual debuggers that are worth a go as they separate the display of values from the commands.
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Correct approach to global logging in Golang
...ill not justify the maintenance of a separate logger. It's probably a good idea to create a logger for each bigger component of your project. For example, if your project uses a SMTP service for sending mails, creating a separate logger for the mail service sounds like a good idea so that you can fi...
How to extract custom header value in Web API message handler?
I currently have a message handler in my Web API service that overrides 'SendAsync' as follows:
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