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Get last record in a queryset
...ango documentation:
... note that reverse() should
generally only be called on a QuerySet
which has a defined ordering (e.g.,
when querying against a model which
defines a default ordering, or when
using order_by()). If no such ordering
is defined for a given QuerySet,
calling reve...
How do I create an abstract base class in JavaScript?
...otype.type="cat";
Cat.prototype.whattosay="meow";
function Dog() {
//Call init with same arguments as Dog was called with
this.init.apply(this,arguments);
}
Dog.prototype=new Animal();
Dog.prototype.type="Dog";
Dog.prototype.whattosay="bark";
//Override say.
Dog.prototype.say = function()...
Should a return statement be inside or outside a lock?
...fld object Program::sync
L_0005: dup
L_0006: stloc.1
L_0007: call void [mscorlib]System.Threading.Monitor::Enter(object)
L_000c: call int32 Program::GetValue()
L_0011: stloc.0
L_0012: leave.s L_001b
L_0014: ldloc.1
L_0015: call void [mscorlib]System.Threading.Moni...
Duplicate log output when using Python logging module
... already a singleton. (Documentation)
The problem is that every time you call myLogger(), it's adding another handler to the instance, which causes the duplicate logs.
Perhaps something like this?
import os
import time
import datetime
import logging
loggers = {}
def myLogger(name):
global ...
Get all child views inside LinearLayout at once
... How can i get total no of buttons added in linear layout and devide it by 2 ? My purpose is to show 2 rows of buttons using linear layout.
– Jay Rathod RJ
Dec 1 '16 at 8:39
...
Loader lock error
...cution inside DllMain?
I believe that the problem with manged code specifically, is that running managed code might involves loading the CLR and suchlike and there's no knowing what could happen there that would result in a deadlock... I would not heed the advice of "disable this warning" if I were...
Interfaces — What's the point?
...ontract. A set of public methods any implementing class has to have. Technically, the interface only governs syntax, i.e. what methods are there, what arguments they get and what they return. Usually they encapsulate semantics as well, although that only by documentation.
You can then have differe...
Accessing class variables from a list comprehension in the class definition
... 0
10 LOAD_CONST 2 ('Foo')
13 CALL_FUNCTION 2 (2 positional, 0 keyword pair)
16 STORE_FAST 0 (Foo)
5 19 LOAD_FAST 0 (Foo)
22 RETURN_VALUE
The first LOAD_CONST ther...
Repeat a task with a time delay?
... mStatusChecker.run();
}
void stopRepeatingTask() {
mHandler.removeCallbacks(mStatusChecker);
}
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viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
...ntrollers property) has been updated by the time that viewWillDisappear is called.
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