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NHibernate ISession Flush: Where and when to use it, and why?
...ead wrap your calls on an ISession inside a using statement or manage the lifecycle of your ISession somewhere else.
From the documentation:
From time to time the ISession will execute the SQL statements needed to synchronize the ADO.NET connection's state with the state of objects held in memory....
How do I unlock a SQLite database?
...ck database
In Linux and macOS you can do something similar, for example, if your locked file is development.db:
$ fuser development.db
This command will show what process is locking the file:
> development.db: 5430
Just kill the process...
kill -9 5430
...And your database ...
How to return an array from JNI to Java?
...
If you've examined the documentation and still have questions that should be part of your initial question. In this case, the JNI function in the example creates a number of arrays. The outer array is comprised of an 'Objec...
Real world example about how to use property feature in python?
...gth
@stride_length.setter
def stride_length(self, value):
if value > 10:
raise ValueError("This pedometer is based on the human stride - a stride length above 10m is not supported")
else:
self._stride_length = value
...
Android: AutoCompleteTextView show suggestions when no text entered
...leteTextView , when the user clicks on it, I want to show suggestions even if it has no text - but setThreshold(0) works exactly the same as setThreshold(1) - so the user has to enter at least 1 character to show the suggestions.
...
CSS: Animation vs. Transition
...art state could be open and the end state could be closed, or vice versa.
If you want to perform something that does not specifically involve a start state and an end state, or you need more fine grain control over the keyframes in a transition, then you've got to use an animation.
...
Is there a “do … while” loop in Ruby?
...d he suggests using Kernel#loop, e.g.
loop do
# some code here
break if <condition>
end
Here's an email exchange in 23 Nov 2005 where Matz states:
|> Don't use it please. I'm regretting this feature, and I'd like to
|> remove it in the future if it's possible.
|
|I'm surprised...
How do I use raw_input in Python 3
... a leftover from when Python was less security conscious. The change simplified the language. See also "import this" for a deeper explanation. Would you prefer a dead language to one that evolves? There are plenty of those around.
– meawoppl
Apr 9 '14 at ...
HashSet vs. List performance
...l only ever have on average 5 items in it. Over a large number of cycles, if a single item is added or removed each cycle, you may well be better off using a List<T>.
I did a test for this on my machine, and, well, it has to be very very small to get an advantage from List<T>. For a li...
手机蓝牙控制台灯：HC-05 开关、无级调光、定时关灯（附 .aia 源码与单片机...
...);
}
void loop() {
while (bt.available()) {
char c = bt.read();
if (c == '\n') {
line.trim();
if (line.startsWith("L:")) {
int level = constrain(line.substring(2).toInt(), 0, 100);
analogWrite(LAMP, map(level, 0, 100, 0, 255));
bt.print("OK:");
...