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Get the index of the nth occurrence of a string?
Unless I am missing an obvious built-in method, what is the quickest way to get the n th occurrence of a string within a string?
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Why does Android use Java? [closed]
OK, this should really be asked to someone from Google, but I just want other opinions.
9 Answers
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Docker can't connect to docker daemon
...ser to the docker group.
sudo usermod -aG docker $(whoami)
Log out and log back in to ensure docker runs with correct permissions.
Start docker.
sudo service docker start
Mac OS X
As Dayel Ostraco says is necessary to add environments variables:
docker-machine start # Start virtual machine for d...
What is the correct way to check for string equality in JavaScript?
What is the correct way to check for equality between Strings in JavaScript?
9 Answers
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Reference one string from another string in strings.xml?
...ike to reference a string from another string in my strings.xml file, like below (specifically note the end of the "message_text" string content):
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Android - set TextView TextStyle programmatically?
Is there a way to set the textStyle attribute of a TextView programmatically? There doesn't appear to be a setTextStyle() method.
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How to check if a column exists in Pandas
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This will work:
if 'A' in df:
But for clarity, I'd probably write it as:
if 'A' in df.columns:
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Make .gitignore ignore everything except a few files
...t generates lots of extra files (.auth,
.dvi, .pdf, logs, etc) as it runs, but I don't want those to be tracked.
22 Answers...
Java: Static vs inner class [duplicate]
What is the difference between static and non-static nested class?
8 Answers
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Alternative timestamping services for Authenticode
We perform code signing and timestamping for all our production builds. Occasionally (usually when we are about to RTM (!)) the timestamp server at Verisign (" http://timestamp.verisign.com/scripts/timstamp.dll ") decides to go offline intermittently.
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