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Using property() on classmethods
... (using the classmethod() function) for getting and setting what is essentially a static variable. I tried to use the property() function with these, but it results in an error. I was able to reproduce the error with the following in the interpreter:
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Convert JSON to Map
...-databind/#5-minute-tutorial-streaming-parser-generator), you'd do:
Map<String,Object> result =
new ObjectMapper().readValue(JSON_SOURCE, HashMap.class);
(where JSON_SOURCE is a File, input stream, reader, or json content String)
...
.NET Process.Start default directory?
...EMROOT%\system32.
You can determine the value of %SYSTEMROOT% by using:
string _systemRoot = Environment.GetEnvironmentVariable("SYSTEMROOT");
Here is some sample code that opens Notepad.exe with a working directory of %ProgramFiles%:
...
using System.Diagnostics;
...
ProcessStartInfo _proc...
How to convert Linux cron jobs to “the Amazon way”?
...ntab. There is a case study at the end that helped me understand what that extra complexity buys you. I would suggest watching the case study and considering your requirements for scalability and fault tolerance to decide whether you should migrate from your existing crontab solution.
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Does git return specific return error codes?
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This is extra annoying for debugging your commit hooks. Whats the point of even having an exit code in your git hooks if a failed commit is just going to always return 1 instead of your hook exit code.
– Novice ...
How do I speed up the scroll speed in a JScrollPane when using the mouse wheel?
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What advantage does this offer that I should include an extra class in my project instead of writing one line of code?
– Erick Robertson
Feb 26 '12 at 16:03
2
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How to interpolate variables in strings in JavaScript, without concatenation?
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You can take advantage of Template Literals and use this syntax:
`String text ${expression}`
Template literals are enclosed by the back-tick (` `) (grave accent) instead of double or single quotes.
This feature has been introduced in ES2015 (ES6).
Example
var a = 5;
var b = 10;
con...
How do you get a Golang program to print the line number of the error it just called?
...es me to have to create a variable for it, why can't there be a log.Fatal("string", log.Flag). But creating a new variable log did work. Is it a standard thing to create log variables and stuff?
– Pinocchio
Jul 17 '14 at 19:01
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LINQ Ring: Any() vs Contains() for Huge Collections
...re properties. With .Contains you can just compare objects and you need an extra IEqualityComparer to compare properties.
– msfanboy
Feb 4 '11 at 20:23
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How are echo and print different in PHP? [duplicate]
...le parameters to output. E.g.:
echo 'foo', 'bar'; // Concatenates the 2 strings
print('foo', 'bar'); // Fatal error
If you're looking to evaluate the outcome of an output statement (as below) use print. If not, use echo.
$res = print('test');
var_dump($res); //bool(true)
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