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What is RSS and VSZ in Linux memory management

...ory map, but there isn't necessarily any actual memory behind it all right now). Note that in these days of commonplace virtual machines, physical memory from the machine's view point may not really be actual physical memory. ...
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jQuery: How can i create a simple overlay?

...An overlay is, simply put, a div that stays fixed on the screen (no matter if you scroll) and has some sort of opacity. This will be your CSS for cross browser opacity of 0.5: #overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: #000; ...
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How to declare a global variable in JavaScript?

...ct to define internal stuff for the plugin: $.miniMenu.i = new Object(); Now I can just do $.miniMenu.i.globalVar = 3 or $.miniMenu.i.parseSomeStuff = function(...) {...} whenever I need to save something globally, and I still keep it out of the global namespace. ...
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Can I set max_retries for requests.request?

...et the max_retries parameter on the HTTPAdapter() class was added, so that now you have to use alternative transport adapters, see above. The monkey-patch approach no longer works, unless you also patch the HTTPAdapter.__init__() defaults (very much not recommended). ...
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Age from birthdate in python

...etime import dateutil def birthday(date): # Get the current date now = datetime.datetime.utcnow() now = now.date() # Get the difference between the current date and the birthday age = dateutil.relativedelta.relativedelta(now, date) age = age.years return age ...
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What is an idiomatic way of representing enums in Go?

...return a.C } Inside the main package a.Baser is effectively like an enum now. Only inside the a package you may define new instances. share | improve this answer | follow ...
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What is the difference between the kernel space and the user space?

...ernel space in order to stop the users from messing up with the kernel, unknowingly. So, when a system call occurs, a software interrupt is sent to the kernel. The CPU may hand over the control temporarily to the associated interrupt handler routine. The kernel process which was halted by the inter...
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Safely turning a JSON string into an object

... The jQuery method is now deprecated. Use this method instead: let jsonObject = JSON.parse(jsonString); Original answer using deprecated jQuery functionality: If you're using jQuery just use: jQuery.parseJSON( jsonString ); It's exactly w...
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import module from string variable

... on a documentation (personal) for nested matplotlib (MPL) library, which differs from MPL own provided, by interested submodule packages. I'm writing Python script which I hope will automate document generation from future MPL releases. I selected interested submodules/packages and want to list t...
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What's the difference between :: (double colon) and -> (arrow) in PHP?

There are two distinct ways to access methods in PHP, but what's the difference? 6 Answers ...