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'Specified condition “$(PackageAsSingleFile)” evaluates to “” instead of a boolean?

...arting VS usually helps, but when it doesn't - try deleting .user and .suo files, as per this suggestion: https://stackoverflow.com/a/16223645/913845 This does not always work, however if you skip "Preview Deployment" it is less likely to fail. Probably it's the solution to the entire class of eva...
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How to set the UITableView Section title programmatically (iPhone/iPad)?

...toryboard. One may continue to export localizations from Xcode via XLIFF files. Xcode 9 also has several new tools to make localizations easier. (original) I had a similar requirement. I had a static table with static cells in my Main.storyboard(Base). To localize section titles using .string f...
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Convert Data URI to File then append to FormData

...t that works with WebKit browsers. Part of the task is to extract an image file from the canvas object and append it to a FormData object for upload. ...
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Python os.path.join on Windows

... os.path.join('c:','folder') works differently from os.path.join('folder','file')? Is it because of the : or because 'c:` is a drive? – Vincenzooo Feb 8 at 18:30 ...
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What's the difference between “Write-Host”, “Write-Output”, or “[console]::WriteLine”?

...and return nothing, meaning that you can't redirect the output, e.g., to a file. ---- script a.ps1 ---- write-host "hello" Now run in PowerShell: PS> .\a.ps1 > someFile.txt hello PS> type someFile.txt PS> As seen, you can't redirect them into a file. This maybe surprising for someo...
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iOS Simulator failed to install the application

...dle versions string, short (CFBundleShortVersionString) in the -Info.plist file. Looks like iOS 7 doesn't like an empty value for the build number. I had a script that auto increments the bundle number by 1 every time I build the project so this field was empty. I just assigned a dummy value there t...
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How to make a class JSON serializable

...a about the expected output? For example, will this do? >>> f = FileItem("/foo/bar") >>> magic(f) '{"fname": "/foo/bar"}' In that case you can merely call json.dumps(f.__dict__). If you want more customized output then you will have to subclass JSONEncoder and implement your ...
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How to detect internet speed in JavaScript?

...e extent but won't be really accurate, the idea is load image with a known file size then in its onload event measure how much time passed until that event was triggered, and divide this time in the image file size. Example can be found here: Calculate speed using javascript Test case applying the...
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MySQL root password change

... completely removing and reinstalling mysql (including removing the my.cnf file) and still no luck. Does anyone have any suggestions on what I can do next? ...
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Relative URLs in WordPress

I've always found it frustrating in WordPress that images, files, links, etc. are inserted into WordPress with an absolute URL instead of relative URL. A relative url is much more convenient for switching domain names, changing between http and https etc. Today I discovered that if you define WP_CON...