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Can “this” ever be null in Java?
...g the method, but the real story is that there is no method to attempt to call.
– Claudiu
Sep 24 '10 at 17:34
5
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How do you use the Immediate Window in Visual Studio?
...r example, let’s say this is what your class looks like:
private class Foo
{
public string GetMessage()
{
return "hello";
}
}
If the object already exists in memory and it’s in scope, then you can call it in the Immediate Window as long as it has been instantiated before ...
Switch statement for string matching in JavaScript
...ode would match that in the "xxx.local" branch.
Update: Okay, so technically you can use a switch for substring matching, but I wouldn't recommend it in most situations. Here's how (live example):
function test(str) {
switch (true) {
case /xyz/.test(str):
display("• Matched '...
How to pass an object into a state using UI-router?
...
Actually for passing objects this is quite a nice hack :)
– Tek
Nov 1 '14 at 19:25
...
No Exception while type casting with a null in java
...ty hence we need to typecast null in these cases:
class A {
public void foo(Long l) {
// do something with l
}
public void foo(String s) {
// do something with s
}
}
new A().foo((String)null);
new A().foo((Long)null);
Otherwise you couldn't call the method you need.
...
Deploy a project using Git push
...ile (again, on the server):
chmod +x .git/hooks/post-update
Now, just locally push to your web server and it should automatically update the working copy:
git push production
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Django optional url parameters
...r, easier to follow way is to have multiple rules that matches your needs, all pointing to the same view.
urlpatterns = patterns('',
url(r'^project_config/$', views.foo),
url(r'^project_config/(?P<product>\w+)/$', views.foo),
url(r'^project_config/(?P<product>\w+)/(?P<pro...
Javascript Array of Functions
...help others (like me 20 minutes ago :-) looking for any hint about how to call JS functions in an array.
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Can I call an overloaded constructor from another constructor of the same class in C#?
...r in C# is immediately after ":" after the constructor.
for example
class foo
{
public foo(){}
public foo(string s ) { }
public foo (string s1, string s2) : this(s1) {....}
}
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...
Sending command line arguments to npm script
... a parsing library like yargs or minimist; nodejs exposes process.argv globally, containing command line parameter values, but this is a low-level API (whitespace-separated array of strings, as provided by the operating system to the node executable).
Edit 2013.10.03: It's not currently possible...