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Literal suffix for byte in .NET?
...Still there is no suffix to make it a byte though, example:
var b = 0b1010_1011_1100_1101_1110_1111; //int
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In Python, how can you load YAML mappings as OrderedDicts?
...rary code this is a bad idea. Also, it doesn't directly work with yaml.safe_load().
Fortunately, the solution can be improved without much effort:
import yaml
from collections import OrderedDict
def ordered_load(stream, Loader=yaml.Loader, object_pairs_hook=OrderedDict):
class OrderedLoader(L...
How to find event listeners on a DOM node when debugging or from the JavaScript code?
...s an error: XMLHttpRequest cannot load A.com/js/jquery-ui-1.10.3.custom.js?_=1384831682813. Origin B.com is not allowed by Access-Control-Allow-Origin.
– hiway
Nov 19 '13 at 3:50
5...
When to use enumerateObjectsUsingBlock vs. for
...need to modify local variables" - not true; you can declare your locals as __block and they'll be writable in the block.
enumerateObjectsWithOptions:usingBlock: supports either concurrent or reverse enumeration.
with dictionaries, block based enumeration is the only way to retrieve the key and value...
Attach IntelliJ IDEA debugger to a running Java process
...t tell the JVM to open up port 5005 for remote debugging when running your application. Add the appropriate one to the JVM options of the application you are debugging. One way you might do this would be like so:
export JAVA_OPTS="-agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=5005"
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Create an empty list in python with certain size
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you can do this: a = [0 for _ in range(10)]
– Kamiar
Dec 19 '18 at 21:55
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How to import a Python class that is in a directory above?
...ithout any necessary relationship to packaging -- then you need to work on __file__ to find out the parent directory (a couple of os.path.dirname calls will do;-), then (if that directory is not already on sys.path) prepend temporarily insert said dir at the very start of sys.path, __import__, remov...
Is there a “standard” format for command line/shell help text?
...
Typically, your help output should include:
Description of what the app does
Usage syntax, which:
Uses [options] to indicate where the options go
arg_name for a required, singular arg
[arg_name] for an optional, singular arg
arg_name... for a required arg of which there can be many (this is...
How to make links in a TextView clickable?
...<a> tags in the string
// resource. By default these links will appear but not
// respond to user input. To make them active, you need to
// call setMovementMethod() on the TextView object.
TextView t2 = (TextView) findViewById(R.id.text2);
t2.setMovementMethod(LinkMovem...
mongo group query how to keep fields
...h group, you can try aggregating like:
db.test.aggregate({
$group: {
_id : '$name',
name : { $first: '$name' },
age : { $first: '$age' },
sex : { $first: '$sex' },
province : { $first: '$province' },
city : { $first: '$city' },
area : { $first: '$area' },
address : { $firs...