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How to prevent Node.js from exiting while waiting for a callback?
... version, this may not happen til some part of the operation has completed and all the queues might empty before that occurs, allowing node to exit silently.
This is a sneaky bug, that is one that the module developer might not run into during development, as it will occur less often in busy system...
Get the last non-empty cell in a column in Google Sheets
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Slightly simplified answer that also handles blanks, by Doug Bradshaw: =INDEX(FILTER(A1:A,NOT(ISBLANK(A1:A))),COUNTA(A1:A)) (can change starting row A1) full description at: stackoverflow.com/a/27623407/539149
– Zack Morris
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Combating AngularJS executing controller twice
I understand AngularJS runs through some code twice, sometimes even more, like $watch events, constantly checking model states etc.
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How do you tell the Visual Studio project type from an existing Visual Studio project
...y (.dll) projects contain:
<OutputType>Library</OutputType>
and do NOT contain a
<ProjectTypeGuids>
ASP.NET and WCF projects contain:
<ProjectTypeGuids>{603c0e0b-db56-11dc-be95-000d561079b0};{349c5851-65df-11da-9384-00065b846f21};{fae04ec0-301f-11d3-bf4b-00c04f79efbc}...
How to prevent ENTER keypress to submit a web form?
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[revision 2012, no inline handler, preserve textarea enter handling]
function checkEnter(e){
e = e || event;
var txtArea = /textarea/i.test((e.target || e.srcElement).tagName);
return txtArea || (e.keyCode || e.which || e.charCode || 0) !== 13;
}
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How to sort objects by multiple keys in Python?
... u'Utley, Alex', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Russo, Brandon', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Chappell, Justin', u'Total_Points': 96.0},
{u'TOT_PTS_Misc': u'Foster, Toney', u'Total_Points': 80.0},
{u'TOT_PTS_Misc': u'Lawson, Roman', u'Total_Points': 80...
Generic deep diff between two objects
I have two objects: oldObj and newObj .
20 Answers
20
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How do you assert that a certain exception is thrown in JUnit 4 tests?
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It depends on the JUnit version and what assert libraries you use.
For JUnit5 and 4.13 see answer https://stackoverflow.com/a/2935935/2986984
If you use assertJ or google-truth, see answer https://stackoverflow.com/a/41019785/2986984
The original answe...
JavaScript: How to find out if the user browser is Chrome?
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Update: Please see Jonathan's answer for an updated way to handle this. The answer below may still work, but it could likely trigger some false positives in other browsers.
var isChrome = /Chrome/.test(navigator.userAgent) && /Google Inc/.test(navigator.vendor);
However, as...
How do you implement a re-try-catch?
Try-catch is meant to help in the exception handling. This means somehow that it will help our system to be more robust: try to recover from an unexpected event.
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