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What is the pythonic way to detect the last element in a 'for' loop?
... yield 0, prev
prev = item
# Last item
yield 1, prev
def test(data):
result = list(last_iter(data))
if not result:
return
if len(result) > 1:
assert set(x[0] for x in result[:-1]) == set([0]), result
assert result[-1][0] == 1
test([])
test([1])
t...
Spring: how do I inject an HttpServletRequest into a request-scoped bean?
...
The problem is that when you test validators using MockMvc and this kind of injection you'll have problems. May be the other solution will be preferred in this case
– Neyko
Feb 25 '13 at 14:55
...
Loop through all the files with a specific extension
...you know why?
Yes!
An excellent article What is the difference between test, [ and [[ ?] explains in detail that among other differences, you cannot use expression matching or pattern matching within the test command (which is shorthand for [ )
Feature new test [[ old test [ ...
Why does this assert throw a format exception when comparing structures?
... public int Width { get; set; }
public int Height { get; set; }
}
[TestMethod]
public void TestMethod1()
{
var test1 = new MyClass(0, 0);
var test2 = new MyClass(1, 1);
Assert.AreEqual(test1, test2, "Show me A [{0}] and B [{1}]", test1, test2);
}
...
$_POST vs. $_SERVER['REQUEST_METHOD'] == 'POST'
... POST data.
I check the request method — I actually never thought about testing the $_POST array. I check the required post fields, though. So an empty post request would give the user a lot of error messages - which makes sense to me.
...
How to get child element by class name?
...lter the one whose className equals 4:
var doc = document.getElementById("test");
var notes = null;
for (var i = 0; i < doc.childNodes.length; i++) {
if (doc.childNodes[i].className == "4") {
notes = doc.childNodes[i];
break;
}
}
...
How to check for an active Internet connection on iOS or macOS?
...coaPods or Carthage: https://github.com/ashleymills/Reachability.swift
2) Test reachability via closures
let reachability = Reachability()!
reachability.whenReachable = { reachability in
if reachability.connection == .wifi {
print("Reachable via WiFi")
} else {
print("Reac...
Hibernate: hbm2ddl.auto=update in production?
...matic updates in production. Write your own patches, review them with DBA, test them, then apply them manually.
Theoretically, if hbm2ddl update worked in development, it should work in production too. But in reality, it's not always the case.
Even if it worked OK, it may be sub-optimal. DBAs are...
ROW_NUMBER() in MySQL
...uld try to find the largest id with the following query: SELECT t1.id FROM test t1 LEFT JOIN test t2 ON t1.id>t2.id WHERE t2.id IS NULL; Does not it require n*n/2 + n/2 IS NULL comparisons to find the single row? Do there happen any optimizations I do not see? I tried to ask the similar question ...
How do I use reflection to call a generic method?
...jects.Length; i++)
{
ProcessItem((dynamic)objects[i], "test" + i, i);
//ProcesItm((dynamic)objects[i], "test" + i, i);
//compiler error: The name 'ProcesItm' does not
//exist in the current context
//ProcessItem((dynamic)objects[i...