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Best way to compare two complex objects
... a huge cost. You're generating a data stream, appending strings, and then testing string equality. Orders of magnitude, just in that. Not to mention serialization is going to be using reflection by default.
– Jerome Haltom
May 19 '17 at 15:06
...
Can Powershell Run Commands in Parallel?
...fine what each job does
$ScriptBlock = {
param($pipelinePassIn)
Test-Path "\\$pipelinePassIn\c`$\Something"
Start-Sleep 60
}
# Execute the jobs in parallel
Start-Job $ScriptBlock -ArgumentList $_
}
Get-Job
# Wait for it all to complete
While (Get-Job -State "Running")
{
Sta...
How efficient is locking an unlocked mutex? What is the cost of a mutex?
...igate this can be found here:
https://github.com/CarloWood/ai-statefultask-testsuite/blob/b69b112e2e91d35b56a39f41809d3e3de2f9e4b8/src/mutex_test.cxx
Note that it has a few hardcoded values specific for my box (xrange, yrange and rdtsc overhead), so you probably have to experiment with it before it...
How to highlight a current menu item?
...d "/anything" or if you have multiple menu items with similar urls, like "/test", "/test/this", "/test/this/path" if you were on /test, it would highlight all of those options.
– Ben Lesh
May 29 '13 at 2:34
...
Why were pandas merges in python faster than data.table merges in R in 2012?
...n global string hash table. Some benchmark results are already reported by test.data.table() but that code isn't hooked up yet to replace the levels to levels match.
Are pandas merges faster than data.table for regular integer columns? That should be a way to isolate the algorithm itself vs factor...
Get list of data-* attributes using javascript / jQuery
...ult:
var a = [].filter.call(el.attributes, function(at) { return /^data-/.test(at.name); });
This gives an array of attribute objects, which have name and value properties:
if (a.length) {
var firstAttributeName = a[0].name;
var firstAttributeValue = a[0].value;
}
Edit: To take it a st...
Programmatically Hide/Show Android Soft Keyboard [duplicate]
... You should be able to play with this to solve both your problems. I have tested this. Simple solution.
ie: In your app_list_view.xml file
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
android:focusableI...
Design by contract using assertions or exceptions? [closed]
...member, an error that occurs at the customer’s site made it through your testing process. You’ll probably have trouble reproducing it. These errors are the hardest to find, and a well-placed assertion explaining the problem could save you days of effort."
– StriplingWarrior...
How do I return NotFound() IHttpActionResult with an error message or exception?
...ing action results is that it makes your action method much easier to unit test. The more properties we put on action results, the more things your unit test needs to consider to make sure the action method is doing what you'd expect.
I often want the ability to provide a custom message as well, so...
Set variable in jinja
...hen assign the value the same way you would in normal python code.
{% set testing = 'it worked' %}
{% set another = testing %}
{{ another }}
Result:
it worked
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