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How is the default max Java heap size determined?

... @PaoloFulgoni no, another practical example I observe right now: 129 Gbytes of physical memory results in 32 Gbyte of max heap size – Kirill Jan 29 '19 at 15:56 ...
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View not attached to window manager crash

... the Async task, the async task runs in the background. that is desirable. Now, this Async task has a progress dialog which is attached to the Activity, if you ask how to see the code: pDialog = new ProgressDialog(CLASS.this); You are passing the Class.this as context to the argument. So the Prog...
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How do I grep for all non-ASCII characters?

... no longer supports PCRE ("Perl-compatible regular expressions") as Darwin now uses BSD grep instead of GNU grep. An alternative to installing the dupes library is to install pcre instead: brew install pcre... as part of this, you will get the pcregrep utility, which you can use as follows: pcregrep...
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How to comment and uncomment blocks of code in the Office VBA Editor

...Comment Block entry onto the Menu Bar (yep! the menu bar) Note: You should now see a new icon on the menu bar. Make sure that the new icon is highlighted (it will have a black square around it) then click Modify Selection button on the Customize dialog box. An interesting menu will popup. Under ...
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PHP global in functions

...these will make your code depend on the outside. Which means, you have to know the full global state your application is in before you can reliably call any of these. The function cannot exist without that environment. Using the superglobals might not be an obvious flaw, but if you call your code ...
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How to implement a queue with three stacks?

... SUMMARY O(1) algorithm is known for 6 stacks O(1) algorithm is known for 3 stacks, but using lazy evaluation which in practice corresponds to having extra internal data structures, so it does not constitute a solution People near Sedgewick have confirm...
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Programmatically access currency exchange rates [closed]

...change Rates project data has been moved away from GitHub. It is available now at: http://openexchangerates.org/ Data in JSON format is available at: http://openexchangerates.org/latest.json No access fees, no rate limits, No ugly XML - just free, hourly updated exchange rates in JSON format. This ...
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What is the `sensor` parameter for in the Google Places API?

... Edit: The sensor parameter is no longer required, and will now be ignored if it's used. The parameter doesn't impact the results. It's a parameter that Google is required to collect for Google's data providers who charge differently based on whether the request uses a sensor or not....
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What goes into the “Controller” in “MVC”?

...f data. Back to you, view." View: "Cool, I'll show the new set to the user now." In the end of that section, you have an option: either the view can make a separate request, "give me the most recent data set", and thus be more pure, or the controller implicitly returns the new data set with the "de...
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ssh: Could not resolve hostname [hostname]: nodename nor servname provided, or not known

...rent for different routers though, so look up directions for your router. Now, when I am outside of my home network I connect to my pi by typing: ssh pi@[hostname] Then I am able to input my password and connect. sh...