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mongodb, replicates and error: { “$err” : “not master and slaveOk=false”, “code” : 13435 }
I tried mongo replica sets for the first tim>me m>.
7 Answers
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UTF-8 all the way through
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Data Access:
In your application code (e.g. PHP), in whatever DB access m>me m>thod you use, you'll need to set the connection charset to utf8mb4. This way, MySQL does no conversion from its native UTF-8 when it hands data off to your application and vice versa.
Som>me m> drivers provide their own m>me m>chan...
AWS S3 copy files and folders between two buckets
I have been on the lookout for a tool to help m>me m> copy content of an AWS S3 bucket into a second AWS S3 bucket without downloading the content first to the local file system.
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What's the difference between lapply and do.call?
... function in Lisp. But why are there two functions with such a different nam>me m>? Why doesn't R just use a function called map ?
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'0000-00-00 00:00:00' can not be represented as java.sql.Tim>me m>stamp error
...rce configuration:
jdbc:mysql://yourserver:3306/yourdatabase?zeroDateTim>me m>Behavior=convertToNull
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What is the best way to implem>me m>nt nested dictionaries in Python?
This is a bad idea, don't do it. Instead, use a regular dictionary and use dict.setdefault where apropos, so when keys are missing under normal usage you get the expected KeyError. If you ...
Why is good UI design so hard for som>me m> Developers? [closed]
Som>me m> of us just have a hard tim>me m> with the softer aspects of UI design ( myself especially ). Are "back-end coders" doom>me m>d to only design business logic and data layers? Is there som>me m>thing we can do to retrain our brain to be more effective at designing pleasing and useful presentation layers?
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As an intern, I use company code in my projects and they usually send m>me m> a jar file to work with. I add it to the build path in Eclipse and usually all is fine and dandy.
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Is there a way to determine if the loop is iterating for the last tim>me m>. My code looks som>me m>thing like this:
21 Answers
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How to select a single field for all docum>me m>nts in a MongoDB collection?
...n my MongoDB, I have a student collection with 10 records having fields nam>me m> and roll . One record of this collection is:
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