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Is there auto type inferring in Java?
... I meant, once you type cast it to an Object, it will give you Object's to_string" False. Absolutely 100% false.
– Louis Wasserman
Apr 21 '13 at 18:33
143
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How many and which are the uses of “const” in C++?
... compiler help you to decide when and when not you need to copy.
struct MyString {
char * getData() { /* copy: caller might write */ return mData; }
char const* getData() const { return mData; }
};
Explanation: You might want to share data when you copy something as long as the data of th...
How to check if mod_rewrite is enabled in php?
...ng mod_php, you can use apache_get_modules(). This will return an array of all enabled modules, so to check if mod_rewrite is enabled, you could simply do
in_array('mod_rewrite', apache_get_modules());
Unfortunately, you're most likely trying to do this with CGI, which makes it a little bit more ...
Postgres could not connect to server
...ew update and brew upgrade, my postgres got some problem. I tried to uninstall postgres and install again, but it didn't work as well.
...
How does a hash table work?
...s that computers (and their algorithms) deal with numbers better than with strings. So accessing a large array using an index is significantly much faster than accessing sequentially.
As Simon has mentioned which I believe to be very important is that the hashing part is to transform a large space...
Define global variable in a JavaScript function
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Yes, as the others have said, you can use var at global scope (outside of all functions) to declare a global variable:
<script>
var yourGlobalVariable;
function foo() {
// ...
}
</script>
Alternately, you can assign to a property on window:
<script>
function foo() {
wi...
Combining multiple @SuppressWarnings annotations - Eclipse Indigo
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That would be an array, as in String[] value(). Lists don't have special syntax in Java, but arrays can be defined using braces.
– Maarten Bodewes
Aug 5 '14 at 15:40
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No Activity found to handle Intent : android.intent.action.VIEW
...he url was encoded, so note you may need to do Uri.parse(Uri.decode(encodedString))
– hmac
Nov 7 '19 at 11:09
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How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
...a valid variable, do something here.
}
Note that typeof always returns a string, and doesn't generate an error if the variable doesn't exist at all.
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How can you check for a #hash in a URL using JavaScript?
...window's URL, you can't do this for an arbitrary URL (e.g. one stored in a string variable)
– Gareth
Nov 18 '08 at 11:39
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