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What is the difference between save and insert in Mongo DB?
What is the difference between save and insert in Mongo DB?
both looks the same
9 Answers
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Method Syntax in Objective-C
...kerView (slot machine UI on the iPhone) is being returned. From my understanding, the Method is called ' pickerView ', and returns an NSInteger.
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Why does find -exec mv {} ./target/ + not work?
I want to know exactly what {} \; and {} \+ and | xargs ... do. Please clarify these with explanations.
5 Answers
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Regular expression to allow spaces between words
I want a regular expression that prevents symbols and only allows letters and numbers. The regex below works great, but it doesn't allow for spaces between words.
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How to completely remove an issue from GitHub?
...entered in error"
At May 2018, original answer:
Three 8 years later, and closing issues remains the answer (still no deletion possible).
See "The Ghost of Issues Past", where GitHub advise to check and close:
issues opened over a year ago state:open created:<2013-01-01
the ones I'm invol...
SQLite add Primary Key
... suggested solution is to create a new table with the correct requirements and copy your data into it, then drop the old table.
here is the official documentation about this: http://sqlite.org/faq.html#q11
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Logging request/response messages when using HttpClient
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An example of how you could do this:
Some notes:
LoggingHandler intercepts the request before it handles it to HttpClientHandler which finally writes to the wire.
PostAsJsonAsync extension internally creates an ObjectContent and when ReadAsStringAsync() is called in the LoggingHand...
What should I name a table that maps two tables together? [closed]
...There are only two hard things in
Computer Science: cache invalidation
and naming things-- Phil Karlton
Coming up with a good name for a table that represents a many-to-many relationship makes the relationship easier to read and understand. Sometimes finding a great name is not trivial but usu...
How to delete a certain row from mysql table with same column values?
I have a problem with my queries in MySQL. My table has 4 columns and it looks something like this:
6 Answers
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Casperjs/PhantomJs vs Selenium
... have seen majority of our users using Chrome. So we wanted to know - pros and cons of using PhantomJS vs Selenium:
5 Answe...