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Converting Go struct to JSON
...ype User struct {
name string
}
func (u *User) MarshalJSON() ([]byte, error) {
return json.Marshal(&struct {
Name string `json:"name"`
}{
Name: "customized" + u.name,
})
}
func main() {
user := &User{name: "Frank"}
b, err := json.Marshal(user...
private final static attribute vs private final attribute
...estStatic();
t1.a = 10;
TestStatic t2 = new TestStatic();
t1.a = 20; // ERROR, CAN'T BE ALTERED AFTER THE FIRST INITIALIZATION.
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How to export a Vagrant virtual machine to transfer it
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// , I tried it, but I got the errors at the following link when I copied over my VirtualBoxVMs directory over to ~/VirtualBox\ VMs, and ran vagrant box list: 0bin.net/paste/iCiaqNhU-i3bbfY2#-KDiXYcRFni1RNgNJhOBrIs/…
– Nathan Basane...
Is storing a delimited list in a database column really that bad?
...f if there is a ui that handles uniqueness and data types (otherwise would error or misbehave), ui drops and creates it anyway, there is a driver table where the values come from to make them unique, field like '%P%' can be used, values being P, R, S, T, counting doesn't matter, and sorting doesn't ...
How to go up a level in the src path of a URL in HTML?
...g.
NOTE: If you are using Chrome, it may doesn't work and you will get an error that the file could not be found. I had the same problem, so I just deleted the entire cache history from chrome and it worked.
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How to change the style of alert box?
...
function(){
alertify.success('Ok');
},
function(){
alertify.error('Cancel');
});
The output will look like this. To see it in action here is the demo
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Is it possible to write data to file using only JavaScript?
...
@FirstBlood What part isn't working, are you getting an error? The file and link creation should work in Safari 7+ (I believe that stuff should also work using in Safari 6 if you use the prefixed version of URL). Setting the file name will not work in Safari because it still hasn'...
How do I print the full value of a long string in gdb?
...string.c_str() in order to avoid the "Value can't be converted to integer" error
– Paul Childs
Oct 24 '19 at 4:53
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How do I insert datetime value into a SQLite database?
...It seems to be sucsessful but when I try to retrieve the value there is an error:
6 Answers
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pass **kwargs argument to another function with **kwargs
...a positional argument
foo({"a": 1, "b": 2, "c": 3})
# this yields the same error as any other positional argument
foo(3)
foo("string")
Here you can see how unpacking a dictionary works, and why sending an actual dictionary fails
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