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Difference between View and table in sql
What is the main difference between view and table in SQL. Is there any advantage of using views instead of tables.
7 Answe...
Android notification is not showing
...without an icon. So, add the setSmallIcon call to the builder chain like this for it to work:
.setSmallIcon(R.drawable.icon)
Android Oreo (8.0) and above
Android 8 introduced a new requirement of setting the channelId property by using a NotificationChannel.
private NotificationManager mNotificati...
How to avoid mysql 'Deadlock found when trying to get lock; try restarting transaction'
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One easy trick that can help with most deadlocks is sorting the operations in a specific order.
You get a deadlock when two transactions are trying to lock two locks at opposite orders, ie:
connection 1: locks key(1), locks key(2);
connection 2: locks key(2), locks key(1);...
How do I reattach to a detached mosh session?
How do I reattach to a detached mosh session or otherwise get rid of
7 Answers
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How do I make and use a Queue in Objective-C?
... structure in my Objective-C program. In C++ I'd use the STL queue. What is the equivalent data structure in Objective-C? How do I push/pop items?
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“Large data” work flows using pandas
I have tried to puzzle out an answer to this question for many months while learning pandas. I use SAS for my day-to-day work and it is great for it's out-of-core support. However, SAS is horrible as a piece of software for numerous other reasons.
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Where can I get Google developer key
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It's the API key as listed under 'API Access', the 'Simple API Access' box.
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What is the significance of #pragma marks? Why do we need #pragma marks?
What is the purpose of #pragma marks in Xcode? Does their location in .m files matter? Should some #pragma come before all others?
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Difference between
What is the difference between List<? super T> and List<? extends T> ?
14 Answers
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How to search file text for a pattern and replace it with a given value
I'm looking for a script to search a file (or list of files) for a pattern and, if found, replace that pattern with a given value.
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