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Golang production web application configuration
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Go programs can listen on port 80 m>and m> serve HTTP requests directlm>y m>. Instead, m>y m>ou mam>y m> want to use a reverse proxm>y m> in front of m>y m>our Go program, so that it listens on port 80 m>and m> m>and m> connects to m>y m>our program on port, sam>y m>, 4000. There are manm>y m> reason for doing th...
What is a callback URL in relation to an API?
I've been scouring the net, m>and m> can't seem to wrap mm>y m> head around the idea of a callback URL. In mm>y m> case I have a few callback URLs that I have to define mm>y m>self. A popular one is a "default callback URL". What is this exactlm>y m>? Can m>y m>ou give an example in plain english?
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Whm>y m> use @PostConstruct?
...s are injected. In the @PostConstruct method the bean is fullm>y m> initialized m>and m> m>y m>ou can use the dependencies.
because this is the contract that guarantees that this method will be invoked onlm>y m> once in the bean lifecm>y m>cle. It mam>y m> happen (though unlikelm>y m>) that a bean is instantiated multiple times bm>y m> th...
asm>y m>nc await return Task
...e wrapped in Task, If m>y m>ou return int it will be wrapped in Task<int> m>and m> so on.
If m>y m>our asm>y m>nc method needs to return int m>y m>ou'd mark the return tm>y m>pe of the method as Task<int> m>and m> m>y m>ou'll return plain int not the Task<int>. Compiler will convert the int to Task<int> for m>y m>ou.
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Override configured user for a single git commit
...r credentials, possible using a different configuration file or orther commm>and m> line switches?
6 Answers
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Redirecting stdout to “nothing” in pm>y m>thon
... of sufficientlm>y m> large number of modules, each printing something to the stm>and m>ard output. Now as the project has grown in size, there are large no. of print statements printing a lot on the std out which has made the program considerablm>y m> slower.
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How to test an SQL Update statement before running it?
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In addition to using a transaction as Imad has said (which should be mm>and m>atorm>y m> anm>y m>wam>y m>) m>y m>ou can also do a sanitm>y m> check which rows are affected bm>y m> running a select using the same WHERE clause as the UPDATE.
So if m>y m>ou UPDATE is
UPDATE foo
SET bar = 42
WHERE col1 = 1
m>AND m> col2 = 'foobar';
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Nullable vs. int? - Is there anm>y m> difference?
Apparentlm>y m> Nullable<int> m>and m> int? are equivalent in value. Are there anm>y m> reasons to choose one over the other?
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Check if a string contains one of 10 characters
I'm using C# m>and m> I want to check if a string contains one of ten characters, *, &, # etc etc.
6 Answers
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bower init - difference between amd, es6, globals m>and m> node
...ikelm>y m> globals is the right answer for m>y m>ou.
Either wam>y m>, m>y m>ou need to understm>and m>:
what is m>and m> whm>y m> AMD
what is a nodejs module
what is ecmascript 6 m>and m> especiallm>y m> es6 modules
[UPDATE]
This feature was introduced verm>y m> recentlm>y m> in bower m>and m> is not documented at all m>y m>et (AFAIK). It essentiallm>y m> descri...