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Global variables in Java
...is to create an interface like this:
public interface GlobalConstants
{
String name = "Chilly Billy";
String address = "10 Chicken head Lane";
}
Any class that needs to use them only has to implement the interface:
public class GlobalImpl implements GlobalConstants
{
public GlobalImpl()
...
How to change Status Bar text color in iOS
...like me, copy and past away: <key>UIStatusBarStyle</key> <string>UIStatusBarStyleLightContent</string> <key>UIViewControllerBasedStatusBarAppearance</key> <false/>
– Adam Waite
Jun 28 '14 at 23:23
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How to convert lazy sequence to non-lazy in Clojure
...y-seq)) is not so nice in situations like the following: (vec (json/parse-string "{\"foo\":\"bar\"}")) ;; => [["foo" "bar"]] Since cheshire chooses to produce a lazy-seq from (json/parse-string)
– codeasone
Feb 7 '18 at 16:06
...
Ruby optional parameters
...cope ||= LDAP::LDAP_SCOPE_SUBTREE
... do something ...
end
Now if you call the method as above, the behaviour will be as you expect.
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Strangest language feature
...st started using javascript using this sort of technique to add numbers in strings: "111" - -"222" gives 333 whereas "111" + "222" gives "111222".
– Callum Rogers
Jan 3 '10 at 16:03
...
“new” keyword in Scala
...nelyGuy.type = LonelyGuy$@3449a8
scala> LonelyGuy.mood
res4: java.lang.String = sad
With a case classes (actually, underneath there are class + object = companion pattern, e.g. having class and object with the same name):
scala> case class Foo(bar: String)
defined class Foo
scala> Fo...
Stop Chrome Caching My JS Files
...a PERMANENT solution for ALL of your users. The best way is a random query string at the end of the src. src="someJs.js?someRandomStringCreatedByInlineJsOrServerRenderedCode" which would make it so that it had a fresh version everytime. a good random string would be to grab todays date/time and thro...
Validate a username and password against Active Directory?
...
namespace ProtocolTest
{
class Program
{
static void Main(string[] args)
{
try
{
LdapConnection connection = new LdapConnection("ldap.fabrikam.com");
NetworkCredential credential = new NetworkCredential("user", "passwor...
When is “Try” supposed to be used in C# method names?
... "Doesn't throw" seems to me overgeneralized. For example, Int32.TryParse(String, NumberStyles, IFormatProvider, Int32) throws ArgumentException if it doesn't like the style parameter.
– Jirka Hanika
Nov 14 '18 at 10:11
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Find the version of an installed npm package
...d systems, on Windows you can use PowerShell for similar results: | select-string module_name to filter the module. Or, if you're using Git Bash (or just Bash, for that matter), you can use grep.
– Noel
Feb 12 '16 at 20:33
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