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GO QUESTIONS

Golang new memory allocation
Golang new memory allocation
I wish this helpful for you Go has garbage collection. This means the Go runtime checks in the background if an object or any other variable is not used anymore and if this is the case, frees the memory.Also see the Go FAQ: Why is the syntax so diffe
TAG : go
Date : November 26 2020, 11:01 PM , By : Sree Aditya Chavali
Access all fields from parent method
Access all fields from parent method
it should still fix some issue This is not possible, for details see my answer: Can embedded struct method have knowledge of parent/child?You may do 2 things:
TAG : go
Date : November 26 2020, 11:01 PM , By : nikhil purohit
Collections of generic structs with embedded locks in golang
Collections of generic structs with embedded locks in golang
it should still fix some issue It's impossible to store the wrapping type in []*ThignWithLock since go has no notion of structural subtyping.Your assertion that an interface will result in copying is incorrect, and you can get the desired effect by d
TAG : go
Date : November 20 2020, 11:01 PM , By : I-Ta Hsieh
what is sync (sync.RWMutex) in golang
what is sync (sync.RWMutex) in golang
Hope that helps Gorrila's context associates data structures with one another by means of a map, but maps are not safe for concurrent use in go.To allow multiple goroutines to safely access the same map, the mutex is used to ensure only one goro has
TAG : go
Date : November 20 2020, 11:01 PM , By : Bom Grg
Create an io.ReaderAt from io.Reader
Create an io.ReaderAt from io.Reader
With these it helps Yes, this is possible. As mentioned in my comment above, the implementation is limited in that you cannot seek backward nor can you re-read a section that has already been read.Here is a example implementation:
TAG : go
Date : November 18 2020, 11:01 PM , By : Christian Prada Osun
Unexpected invalid memory address or nil pointer dereference
Unexpected invalid memory address or nil pointer dereference
fixed the issue. Will look into that further This means that Attributes is being called with receiver m as nil.In principle methods can be called with nil receivers (and this may even be useful if they check for nil) - see here - but this particular
TAG : go
Date : November 15 2020, 11:01 PM , By : Paul Mitchell
How to use golang 1.7 context with http.Request (for Authentication)
How to use golang 1.7 context with http.Request (for Authentication)
I hope this helps . It is not clear to me exactly how what you show is a "middleware", or how it is being executed. Since you are only changing your local variable r, and never giving that to anyone else, there is no way your change wil be visible ou
TAG : go
Date : November 14 2020, 11:01 PM , By : t.sembix
What does this snippet of Go do? Is it inheritance?
What does this snippet of Go do? Is it inheritance?
To fix the issue you can do This line of code is a compile time assertion that the type *FS satisfies the fs.FS interface. The compiler reports an error if the assertion is not true:
TAG : go
Date : November 14 2020, 11:01 PM , By : Kamlakar
Parse .doc & .docx for get all text using golang?
Parse .doc & .docx for get all text using golang?
wish helps you You can get some inspiration from those projects:https://github.com/nguyenthenguyen/docx
TAG : go
Date : November 12 2020, 11:01 PM , By : Holy Meekrob
golang JSON RPC authorization
golang JSON RPC authorization
around this issue You could handle authorisation in a similar way to authorisation of REST services.JSON Web Tokens (JWT) are a widely used authorisation method. You can find demonstrations and a conceptual overview of JWTs at jwt.io. In brief, JWTs
TAG : go
Date : November 11 2020, 11:01 PM , By : Joni Ariansyah
Accept a persistent tcp connection in Golang Server
Accept a persistent tcp connection in Golang Server
Any of those help Your second example with the loop is already what you want. You simply loop and read as long as you want (or probably until some read/write timeout or an external cancellation signal).However it still has an error in it: TCP gives y
TAG : go
Date : November 07 2020, 11:01 PM , By : Sonu patel
Calculating hash of encrypted data with a multiwriter
Calculating hash of encrypted data with a multiwriter
I hope this helps you . You need to move your io.MultiWriter to be the writer of the cipher.StreamWriter. This will calculate the hash of the cypher text, rather than plain text:
TAG : go
Date : November 07 2020, 11:01 PM , By : Aung Hein Htet
Golang: loop through fields of a struct modify them and and return the struct?
Golang: loop through fields of a struct modify them and and return the struct?
I think the issue was by ths following , The variable field has type reflect.Value. Call the Set* methods on field to set the fields in the struct. For example:
TAG : go
Date : November 05 2020, 11:01 PM , By : Ammonbandi
Golang -- Avoiding duplicate code with unknown type
Golang -- Avoiding duplicate code with unknown type
wish of those help One thing you could do is have an interface for anything that is pagable. Perhaps called Pagable:
TAG : go
Date : November 04 2020, 11:01 PM , By : Dave T.
switch endianness when reading binary file
switch endianness when reading binary file
I think the issue was by ths following , binary.BigEndian and binary.LittleEndian are are both implementations of binary.ByteOrder. Declare e as type binary.ByteOrder, and you can switch back and forth between the two implementations. https://play.go
TAG : go
Date : November 02 2020, 11:01 PM , By : Shana Moore
Golang equivalent of Python's struct.pack / struct.unpack
Golang equivalent of Python's struct.pack / struct.unpack
Does that help Yes, "encoding/binary" is what you want, you just don't want the variable length format.https://play.golang.org/p/e81LuPO_JR
TAG : go
Date : November 02 2020, 11:01 PM , By : erica
Getting response from function without return - Golang
Getting response from function without return - Golang
wish help you to fix your issue The channel is a good option. To read all messages, just read from channel in a loop until it closes:
TAG : go
Date : November 02 2020, 11:01 PM , By : Anurag Singh Tomar
Different const value for dev and prod env in go
Different const value for dev and prod env in go
wish helps you Personally I think using environment variables as you've done in your example is the "correct" way to do this. This allows you to tweak the behavior without rebuilding the application, which may be very useful while debugging. However,
TAG : go
Date : November 01 2020, 12:01 AM , By : Domtheanon
Any documentation/article about the `&MyType{}` pattern in golang?
Any documentation/article about the `&MyType{}` pattern in golang?
Hope this helps Go is pass by value. I try to use references like in your example as much as possible to remove the mental process of thinking about not making duplicates of objects. Go is mostly meant for networking scaling, which makes performance
TAG : go
Date : October 31 2020, 09:54 AM , By : Sadiya Sayad
Golang Runtime recompile
Golang Runtime recompile
fixed the issue. Will look into that further You install packages by their import path, so you don't use the src/ prefix.To recompile the runtime package, use:
TAG : go
Date : October 31 2020, 12:01 AM , By : Dr. Rats
Hyperledger-fabric : chaincode deploy connection error
Hyperledger-fabric : chaincode deploy connection error
this will help It seems you are missing the compose statements to map the required ports from the docker container to the host machine (where you are trying out the peer command ). So its possible that the peer process is listening on port 7051 insid
TAG : go
Date : October 29 2020, 12:01 AM , By : Refill
what does mean a comma in array definition?
what does mean a comma in array definition?
wish help you to fix your issue Comma is an element splitter. Elements could be.written as in a row so in a column:
TAG : go
Date : October 25 2020, 02:08 AM , By : McBrown
Can `strings.split` ignore empty tokens?
Can `strings.split` ignore empty tokens?
wish of those help Short answer: strings.Split can't do that.However, there are more functions to split strings in Go. Notably, you can do what you want with strings.FieldsFunc. The example here:
TAG : go
Date : October 18 2020, 03:08 PM , By : Quickfixer
Golang dependency management on windows does not work (GOPATH error)
Golang dependency management on windows does not work (GOPATH error)
fixed the issue. Will look into that further I try to use to different dependency management tools: godep and dep. And both fail with similar error. How should i set enviroument and where should I put sources? , Try to set
TAG : go
Date : October 15 2020, 01:08 AM , By : Roy Waldspurger
send smtp email to multiple receivers
send smtp email to multiple receivers
wish help you to fix your issue I am using this to send smtp. It works for one receiver but I'd like to have multiple receivers. I have tried the following: , From the net/smtp docs:
TAG : go
Date : October 14 2020, 09:30 AM , By : Oussama El Idrissi
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