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How do iOS Push Notifications work?
...load, a globally-unique device token, and other delivery information to an HTTP/2 request. For information about device tokens, see APNs-to-Device Connection Trust and Device Tokens. For information about the HTTP/2 request format, and the possible responses and errors from APNs, see Communicating w...
Extract a regular expression match
...13 and the second component of x has two matches which are 12 and 34. See http://gsubfn.googlecode.com for more info.
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The difference between try/catch/throw and try/catch(e)/throw e
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Reload the path in PowerShell
...cy Bypass -Command "iex ((New-Object System.Net.WebClient).DownloadString('https://chocolatey.org/install.ps1'))" && SET "PATH=%PATH%;%ALLUSERSPROFILE%\chocolatey\bin"
Example usage:
> SET JAVA_HOME=c:/java/jdk6
> SET PATH=%JAVA_HOME%/bin
> ECHO %PATH%
c:/java/jdk6/bin
> SET ...
Why does Sql Server keep executing after raiserror when xact_abort is on?
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Pandas: create two new columns in a dataframe with values calculated from a pre-existing column
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Regex lookahead for 'not followed by' in grep
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When to create a new app (with startapp) in Django?
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Android Json and null values
...
Try with json.isNull( "field-name" ).
Reference: http://developer.android.com/reference/org/json/JSONObject.html#isNull%28java.lang.String%29
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Can I 'git commit' a file and ignore its content changes?
...timate changes, etc.) when you do a pull, it will say:
$ git pull
…
From https://github.com/x/y
72a914a..106a261 master -> origin/master
Updating 72a914a..106a261
error: Your local changes to the following files would be overwritten by merge:
filename.ext
and will ref...