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How do I convert from BLOB to TEXT in MySQL?
... great for those GROUP_CONCATs that convert your output to blobs and you really want them as strings. I had an issue similar to the OP's while using Node.JS with the node-mysql library - this fixed all group_concat issues.
– marksyzm
Jul 26 '13 at 13:53
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Why does sudo change the PATH?
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Yeah, but it's totally counterintuitive. It probably fools the good guys more than the bad guys.
– Brian Armstrong
Jun 20 '09 at 2:24
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
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Rails: How to get the model class name based on the controller class name?
...ntroller
def index
# Equivalent of @house_buyers = HouseBuyer.find(:all)
objects = controller_name.classify.constantize.find(:all)
instance_variable_set("@#{controller_name}", objects)
end
end
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When is it acceptable to call GC.Collect?
The general advise is that you should not call GC.Collect from your code, but what are the exceptions to this rule?
24 An...
What is the difference between --save and --save-dev?
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This answer is frustratingly vague. Even a small example would go a long way to helping make this clearer.
– Choylton B. Higginbottom
Oct 31 '17 at 17:45
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In Subversion can I be a user other than my login name?
...e/password again though. You need to login like the above once and you are all set for the subsequent times(Unless you restart your machine).
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Move branch pointer to different commit without checkout
...ointer of a not-checked out branch to point at a different commit (keeping all other stuff like tracked remote branch)?
10 ...
How do I do string replace in JavaScript to convert ‘9.61’ to ‘9:61’?
...uation as this. You, as a developer, need to know which is which.
Replace all occurrences
To replace multiple characters at a time use some thing like this: name.replace(/&/g, "-"). Here I am replacing all & chars with -. g means "global"
Note - you may need to add square brackets to avoi...
What is a bus error?
... when your processor cannot even attempt the memory access requested, typically:
using a processor instruction with an address that does not satisfy its alignment requirements.
Segmentation faults occur when accessing memory which does not belong to your process, they are very common and are typ...