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Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
The section "Avoid Enums Where You Only Need Ints" was removed from the official developer documentation . (See Why doesn't Android use more enums? for the old section content)
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System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...nge the timer once the work has completed, not before. Example:
private void Callback( Object state )
{
// Long running operation
_timer.Change( TIME_INTERVAL_IN_MILLISECONDS, Timeout.Infinite );
}
Thus there is no need for locking mechanisms because there is no concurrency. The timer will...
Specifying and saving a figure with exact size in pixels
...e(figsize=(800/my_dpi, 800/my_dpi), dpi=my_dpi)
So you basically just divide the dimensions in inches by your DPI.
If you want to save a figure of a specific size, then it is a different matter. Screen DPIs are not so important anymore (unless you ask for a figure that won't fit in the screen). ...
Validating an XML against referenced XSD in C#
...hat to your XmlReader when you create it. Then you can subscribe to the ValidationEventHandler in the settings to receive validation errors. Your code will end up looking like this:
using System.Xml;
using System.Xml.Schema;
using System.IO;
public class ValidXSD
{
public static void Main()
...
How to get current path with query string using Capybara
...ted this answer to reflect modern conventions in capybara. I think this is ideal since this is the accepted answer, and what many people are being referred to when looking for a solution. With that said, the correct way to check the current path is to use the has_current_path? matcher provided by Ca...
How to match all occurrences of a regex
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str.scan(/\d+[m-t]/) # => ["54m", "1t", "3r"] is more idiomatic than str.to_enum(:scan,re).map {$&}
– the Tin Man
Apr 9 at 17:43
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Django Setup Default Logging
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As you said in your answer, Chris, one option to define a default logger is to use the empty string as its key.
However, I think the intended way is to define a special logger under the root key of the logging configuration dictionar...
Change branch base
... master the second branch, but I wanted to do it from the first one. So I did git rebase --onto first-branch second-branch second-branch but I don't get the syntax
– Fla
Aug 2 '17 at 12:54
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How to swap keys and values in a hash
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Omg. i didnt know you could do |(key,value),out|. That so awesome, I hated that array coming in there instead of key and value. Thanks so much
– Iuri G.
Jun 13 '14 at 17:03
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What is a message pump?
...call, that would cause horrible re-entrancy problems. A thread should be "idle", not busy executing any code that is mutating the state of the program.
Perhaps you can see where that leads: yes, when a program is executing the message loop, it is idle. The actual marshaling takes place through ...