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Callback functions in Java
... answered Nov 6 '14 at 10:02
Juh_Juh_
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PyPy — How can it possibly beat CPython?
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Real native code (see here); 32-bit x86 code to be precise.
– Marcelo Cantos
Apr 8 '10 at 8:59
add a comment
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What is Lazy Loading?
...:
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@property
def total(self):
if not hasattr(self, "_total"):
self._total = self.quantity \
+ sum(bi.quantity for bi in self.borroweditem_set.all())
return self._total
Basically, I have an Item class which represents an item in our inven...
Improve INSERT-per-second performance of SQLite
... versions of SQLite - Consider a less paranoid journal mode (pragma journal_mode). There is NORMAL, and then there is OFF, which can significantly increase insert speed if you're not too worried about the database possibly getting corrupted if the OS crashes. If your application crashes the data sho...
JSON Naming Convention (snake_case, camelCase or PascalCase) [closed]
...nStaxMan
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5
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Manipulating an Access database from Java without ODBC
...Connection conn=DriverManager.getConnection(
"jdbc:ucanaccess://C:/__tmp/test/zzz.accdb");
Statement s = conn.createStatement();
ResultSet rs = s.executeQuery("SELECT [LastName] FROM [Clients]");
while (rs.next()) {
System.out.println(rs.getString(1));
}
Disclosure
At the time of ...
Eliminate extra separators below UITableView
...section {
// This will create a "invisible" footer
return CGFLOAT_MIN;
}
and if necessary...
- (UIView *)tableView:(UITableView *)tableView viewForFooterInSection:(NSInteger)section
{
return [UIView new];
// If you are not using ARC:
// return [[UIView new] autorel...
Access object child properties using a dot notation string [duplicate]
...nd set() methods.
Getting
var object = { 'a': [{ 'b': { 'c': 3 } }] };
_.get(object, 'a[0].b.c');
// → 3
Setting
var object = { 'a': [{ 'b': { 'c': 3 } }] };
_.set(object, 'a[0].b.c', 4);
console.log(object.a[0].b.c);
// → 4
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What is x after “x = x++”?
...pends on what?
– Mac
Jun 4 '14 at 6:32
2
It's undefined behavior_only for C_. Even so saying it d...
Scala: write string to file in one statement
....write(Paths.get("file.txt"), "file contents".getBytes(StandardCharsets.UTF_8))
I think this is by far the simplest and easiest and most idiomatic way, and it does not need any dependencies sans Java itself.
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