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How does the keyword “use” work in PHP and can I import classes with it?
... consider when your auto loader is loading both classes (does by require), and you are about to use object of class. In this case, the compiler will get confused which class object to load among two. To help the compiler make a decision, you can use the use statement so that it can make a decision w...
How to split a dos path into its components in Python
I have a string variable which represents a dos path e.g:
19 Answers
19
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Replace tabs with spaces in vim
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What this all means, is nicely explained on the Vim wiki.
– Serge Stroobandt
Dec 11 '16 at 1:43
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Which MySQL data type to use for storing boolean values
...ntext is first evaluated as integer (decimal and float values are rounded, strings are converted in the usual quirky way MySQL converts strings to integer). A NULL is obviously NULL (neither TRUE nor FALSE). An integer value of 0 is handled as FALSE, and any other integer value (1, 2, -7, etc) evalu...
Map to String in Java
...n(map) in Java, I get a nice output in stdout. How can I obtain this same string representation of a Map in a variable without meddling with standard output? Something like String mapAsString = Collections.toString(map) ?
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Javascript: formatting a rounded number to N decimals
...s the same as 2.0000000000000. It's when you turn the rounded value into a string that you have make it display a certain number of digits.
You could just add zeroes after the number, something like:
var s = number.toString();
if (s.indexOf('.') == -1) s += '.';
while (s.length < s.indexOf('.')...
How to convert an int value to string in Go?
... main() {
t := strconv.Itoa(123)
fmt.Println(t)
}
You can concat strings simply by +'ing them, or by using the Join function of the strings package.
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Better naming in Tuple classes than “Item1”, “Item2”
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In C# 7.0 (Visual Studio 2017) there is a new construction to do that:
(string first, string middle, string last) LookupName(long id)
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When is the init() function run?
...
}
return true
}
router.go:
func init() {
var (
rwd string
tmp string
ok bool
)
if metapath, ok := Config["fs"]["metapath"].(string); ok {
var err error
Conn, err = services.NewConnection(metapath + "/metadata.db")
if err != nil...
There is no ViewData item of type 'IEnumerable' that has the key 'xxx'
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Ok, so the answer was derived from some other posts about this problem and it is:
If your ViewData contains a SelectList with the same name as your DropDownList i.e. "submarket_0", the Html helper will automatically populate your DropDownList with that data if you don't specify the 2nd paramete...