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Passing multiple values to a single PowerShell script parameter
...two parameters: One for hosts (can be an array), and one for vlan.
param([String[]] $Hosts, [String] $VLAN)
Instead of
foreach ($i in $args)
you can use
foreach ($hostName in $Hosts)
If there is only one host, the foreach loop will iterate only once. To pass multiple hosts to the script, pa...
What are sessions? How do they work?
...
@Gab是好人 REFERRER usually means an arbitrary string that the client sends in the "Referer" HTTP request header. It should contain the URL of the resource that, you know, referred the client to the current resource.
– Luke404
Aug 8 ...
How to create a MySQL hierarchical recursive query
... is only called to make sure this condition is always true, even if the pv string would for some reason yield a falsy value.
All in all, one may find these assumptions too risky to rely on. The documentation warns:
you might get the results you expect, but this is not guaranteed [...] the ord...
Difference between class and type
...pe .
For example, should the object "Hello World!" belong to the type String or class String ? Or maybe both?
5 An...
AttributeError(“'str' object has no attribute 'read'”)
...he response still doesn't have a read function. Are we supposed to put the string in some object with a read function?
– zakdances
Aug 11 '12 at 9:37
90
...
Get type of all variables
...le numeric with L postfixed: integer
typeof("foobar") #A single string in double quotes: character
typeof(1) #a single numeric: double
typeof(list(5,6,7)) #a list of numeric: list
typeof(2i) #an imaginary number ...
Could not find an implementation of the query pattern
...ines tblPersoons property), like this:
public tblPersoon GetPersoonByID(string id)
{
var context = new DataClasses1DataContext();
var query = context.tblPersoons.Where(p => p.id == id).Single();
// ...
sha...
form serialize javascript (no framework)
...cent browsers), use this:
new URLSearchParams(new FormData(formElement)).toString()
Everywhere except IE
For browsers that support URLSearchParams but not the FormData(formElement) constructor, use this FormData polyfill and this code (works everywhere except IE):
new URLSearchParams(Array.from(new...
How to get a reversed list view on a list in Java?
...
Guava provides this: Lists.reverse(List)
List<String> letters = ImmutableList.of("a", "b", "c");
List<String> reverseView = Lists.reverse(letters);
System.out.println(reverseView); // [c, b, a]
Unlike Collections.reverse, this is purely a view... it doesn't a...
Find() vs. Where().FirstOrDefault()
...nsole.Write; The sited example is using in-memory "Find" against a list of strings, not going against a DB with primary keys. Perhaps the statement translation of the Find clause - which omits the need to do lambda expression parsing is the reason for the performance improvement in this case. Agains...