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Freeze screen in chrome debugger / DevTools panel for popover inspection?
...r
Find your popover (it will be nested in the trigger element's HTML)
Have fun modifying the CSS
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What happens to a declared, uninitialized variable in C? Does it have a value?
... why is it this way? A different SO answer deals with that question, see: https://stackoverflow.com/a/2091505/140740
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Difference between git stash pop and git stash apply
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
django unit tests without a db
...the ORM ... then you should use TransactionTestCase or TestCase instead.
https://docs.djangoproject.com/en/1.6/topics/testing/tools/#django.test.SimpleTestCase
mysite/scripts/settings.py
from django.test import TransactionTestCase
from django.test.runner import DiscoverRunner
class MyDisc...
Application Crashes With “Internal Error In The .NET Runtime”
...ror Reporting entry in the event log following the crash entry.
Then, have fun with WinDbg !
The latest documentation on the use of the <gcConcurrent/> configuration element, to disable concurrent or (in .NET 4 and later) background garbage collection, can be found here.
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How do you find out the type of an object (in Swift)?
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Fun fact. This does not work with implicitly unwrapped optionals! i.e. var myVar: SomeType!. Compiler gives the error "Cannot convert value of type 'SomeType!.Type' (aka 'ImplicitlyUnwrappedOptional<SomeType>.Type') to ...
Test if something is not undefined in JavaScript
...defined", instead of a useful message about an "un-caught exception @ line 123 of file xyz.js". Eventually a second developer will probably comment out the console.log() statement, making it more difficult for a 3rd developer to come in and fix a bug happening deep within doSomething().
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站长投放广告绝对不做的事:Google Adsense和百度联盟广告违规分析 - 更多技...
...是非常不利的。
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AWS MySQL RDS vs AWS DynamoDB [closed]
...prise compared to the slick backup of RDS
GUI - bad UX, limited search, no fun.
Speed - Response time is problematic compared to RDS. You find yourself building elaborate caching mechanism to compensate for it in places you would have settled for RDS's internal caching.
Data Integrity - While the co...
How to remove all whitespace from a string?
... str_trim
stringr provides more human-readable wrappers around the base R functions (though as of Dec 2014, the development version has a branch built on top of stringi, mentioned below). The equivalents of the above commands, using [str_replace_all][3], are:
library(stringr)
str_replace_all(x, f...