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Detect application heap size in Android

...error is triggered? And How much heap should my app use, given the constraints of the Android OS version and hardware of the user's device? There is a different method for determining each of the above. For item 1 above: maxMemory() which can be invoked (e.g., in your main activity's onCreate()...
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Difference between SelectedItem, SelectedValue and SelectedValuePath

... DisplayMemberPath="Name" /> public class Category { public int ID { get; set; } public string Name { get; set; } } public class Product { public int CategoryID { get; set; } } It's a little confusing initially, but hopefully this makes it a bit clearer... :) Chris ...
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Writing a compiler in its own language

...ve to parse strings, specifically escape sequences. You will write code to convert \n to the character with the decimal code 10 (and \r to 13, etc). After that compiler is ready, you will start to reimplement it in C. This process is called "bootstrapping". The string parsing code will become: .....
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Replace a value if null or undefined in JavaScript

...perator || does not return a boolean value but the first value that can be converted to true. Additionally use an array of objects instead of one single object: var options = { filters: [ { name: 'firstName', value: 'abc' } ] }; var filter = options...
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Coloring white space in git-diff's output

...g-whitespace-on-removal-with-git-diff-td5653205.html .) For example, when converting a file from DOS line endings to Unix, git diff -R clearly shows me the ^M characters (dis)appearing at the ends of lines. Without -R (and also without -w etc.) it shows that the entire file has changed, but doesn'...
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ExecuteReader requires an open and available Connection. The connection's current state is Connectin

...y people think that it would be smart to encapsulate ADO.NET functionality into a DB-Class(me too 10 years ago). Mostly they decide to use static/shared objects since it seems to be faster than to create a new object for any action. That is neither a good idea in terms of peformance nor in terms of...
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Get event listeners attached to node using addEventListener

...on(type){ var listeners=register_element(this); // convert to listener datas list var result=[]; for(var useCapture=0,list;list=listeners[useCapture];useCapture++){ if(typeof(type)=="string"){// filtered by type if(l...
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Connection timeout for SQL server

...change it, I prefer using SqlConnectionStringBuilder . It allows you to convert ConnectionString i.e. a string into class Object, All the connection string properties will become its Member. In this case the real advantage would be that you don't have to worry about If the ConnectionTimeout stri...
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Save PL/pgSQL output from PostgreSQL to a CSV file

... newlines in field values? The COPY or \copy approaches handle correctly (convert to standard CSV format); does this? – Wildcard Jan 7 '17 at 4:19 ...
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Why am I seeing “TypeError: string indices must be integers”?

... to get github issues into a readable form. Using the advice on How can I convert JSON to CSV? I came up with this: 6 Ans...