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How do I send a file as an email attachment using Linux command line?

... None of the mutt ones worked for me. It was thinking the email address was part of the attachemnt. Had to do: echo "This is the message body" | mutt -a "/path/to/file.to.attach" -s "subject of message" -- recipient@domain.com ...
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Find out how much memory is being used by an object in Python [duplicate]

...ou go about finding out how much memory is being used by an object? I know it is possible to find out how much is used by a block of code, but not by an instantiated object (anytime during its life), which is what I want. ...
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How to get instance variables in Python?

... Every object has a __dict__ variable containing all the variables and its values in it. Try this >>> hi_obj = hi() >>> hi_obj.__dict__.keys() share | improve this answer ...
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Apply CSS Style to child elements

I want to apply styles only to the table inside the DIV with a particular class: 8 Answers ...
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android on Text Change Listener

I have a situation, where there are two fields. field1 and field2 . All I want to do is empty field2 when field1 is changed and vice versa. So at the end only one field has content on it. ...
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Access data in package subdirectory

I am writing a python package with modules that need to open data files in a ./data/ subdirectory. Right now I have the paths to the files hardcoded into my classes and functions. I would like to write more robust code that can access the subdirectory regardless of where it is installed on the use...
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Ant task to run an Ant target only if a file exists?

... Available and Condition <target name="check-abc"> <available file="abc.txt" property="abc.present"/> </target> <target name="do-if-abc" depends="check-abc" if="abc.present"> ... </target> ...
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When correctly use Task.Run and when just async-await

I would like to ask you on your opinion about the correct architecture when to use Task.Run . I am experiencing laggy UI in our WPF .NET 4.5 application (with Caliburn Micro framework). ...
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How to check certificate name and alias in keystore files?

I have a bunch of .keystore files and need to find one with specific CN and alias. Is there a way to do it with keytool, jarsigner or some other tool? I found a way to check if specific keystore was used to sign a specific apk, but I also need to get the alias and certificate name in each of the fil...
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How to add an empty column to a dataframe?

...follow | edited Feb 16 '19 at 21:44 Jinhua Wang 1,20711 gold badge88 silver badges3131 bronze badges ...