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Are non-synchronised static methods thread safe if they don't modify static class variables?
...after the code sample could have been expressed in code, perhaps as a unit test. But I do sympathize with trying to convince coworkers. "They don't believe me, or my test code, or Josh Bloch, but maybe they'll accept an answer on SO."
– som-snytt
Sep 30 '12 at ...
Can multiple different HTML elements have the same ID if they're different elements?
...ript, the second ID would then be accessible with document.getElementById (tested on Chrome, FireFox & IE11). You can still select the div using other selection methods, and it's id property will be returned correctly.
Please note this above issue opens a potential security vulnerability in si...
What does the * * CSS selector do?
...
Thanks Joe, tested it here and also according to comments above: the * * selector is equivalent to html * for all browsers except the old good IE6 :-)
– Stano
Jun 17 '13 at 16:57
...
rspec 3 - stub a class method
...should do
allow(MyMod::Utils).to receive(:find_x).and_return({something: 'testing'})
Check out the doco Method stubs.
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SOAP or REST for Web Services? [closed]
...uilt one of the first SOAP web services (in 2002; Google search API). Just confirming what mdhughes says, SOAP was not a good technology. Fortunately it's past tense now and no one seriously considers using it outside of weird enterprise contexts.
– Nelson
Jul ...
What's the difference between “declare class” and “interface” in TypeScript
... structure.
For example when we have the following interface:
interface test {
foo: number,
bar: string,
}
The objects which we define which have this interface type need to match the interface exactly:
// perfect match has all the properties with the right types, TS compiler will not comp...
Creating and throwing new exception
...pecific exception such as FileNotFoundException use this format
if (-not (Test-Path $file))
{
throw [System.IO.FileNotFoundException] "$file not found."
}
To throw a general exception use the throw command followed by a string.
throw "Error trying to do a task"
When used inside a catch, y...
How to get all enum values in Java?
...enum.values() method which returns all enum instances.
public class EnumTest {
private enum Currency {
PENNY("1 rs"), NICKLE("5 rs"), DIME("10 rs"), QUARTER("25 rs");
private String value;
private Currency(String brand) {
this.value = brand;
}...
UTF-8: General? Bin? Unicode?
...
Really, I tested saving values like 'é' and 'e' in column with unique index and they cause duplicate error on both 'utf8_unicode_ci' and 'utf8_general_ci'. You can save them only in 'utf8_bin' collated column.
And mysql docs (in http...
Cookies vs. sessions
...d), do not rely on sessions neither cookies : ask for the user password to confirm the action.
Sensitive data should never be stored in cookies (emails, encrypted passwords, personal data ...). Keep in mind the data are stored on a foreign computer, and if the computer is not private (classroom or ...