Apr 15, 2016 · The empty default constructor like Widget() {}; is seen as a user defined default constructor, while Widget() = default; is not. This leads to default initialization in the former case, …

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Jan 6, 2010 · FOO="${VARIABLE:-default}" # FOO will be assigned 'default' value if VARIABLE not set or null. # The value of VARIABLE remains untouched. To do the same, as well as assign default to …

this.value = default!; as I saw in a different question here, then it compiles just fine. But I don't understand what the ! is doing here, and it's pretty hard to google, since google seems to ignore …

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Dec 5, 2012 · Is it possible to set default values for some struct member? I tried the following but, it'd cause syntax error: typedef struct { int flag = 3; } MyStruct; Errors: $ gcc -o testIt test.c test....

Jan 11, 2011 · As far as i see it the answer is 'default' is optional, saying a switch must always contain a default is like saying every 'if-elseif' must contain a 'else'. If there is a logic to be done by default, …

Dec 11, 2010 · I see some code will return the default value, so I am wondering for a user defined class, how will the compiler define its default value?

May 17, 2017 · The question is: since a default value is specified, is it necessary to also specify that the column should not accept NULL s? In other words, doesn't DEFAULT render NOT NULL redundant?

In order for a column to have a default value, it needs a "default constraint", and this command will add that. You can name the constraint whatever you like, Management Studio usually names them …