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How to improve Netbeans performance?
...pace and 50-80% CPU.
Then I decided do some clean up.
I had 30 plugins installed, and I was not using most of them.
So, I disabled the plugins I was not using, a whopping 19 plug ins I disabled. now memory uses down to 400+ MiB and CPU uses down to 10 and at max to 50%.
Now my life is much easier...
sqlalchemy IS NOT NULL select
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column_obj != None will produce a IS NOT NULL constraint:
In a column context, produces the clause a != b. If the target is None, produces a IS NOT NULL.
or use isnot() (new in 0.7.9):
Implement the IS NOT operator.
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How to define @Value as optional
...swered Jan 8 '18 at 13:23
alonso_50alonso_50
9941010 silver badges1515 bronze badges
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CSS3 Rotate Animation
... Fiddle doesn't work o.O Chrome inspector does not like your CSS, specifically the "transform" and "transition-property". Oh dear.
– Just Plain High
Apr 5 '14 at 10:07
1
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Is there any way to see the file system on the iOS simulator?
...e:
~/Library/Application Support/iPhone Simulator
It had directories for all models of simulators (4.0, 4.1, 5.0, etc) you have ever run, go to the one you are running from in Xcode.
Once in a folder, go to Applications, choose the Finder option that shows date for files, and sort by date. Your ...
Java Serializable Object to Byte Array
...Object);
out.flush();
byte[] yourBytes = bos.toByteArray();
...
} finally {
try {
bos.close();
} catch (IOException ex) {
// ignore close exception
}
}
Create an object from a byte array:
ByteArrayInputStream bis = new ByteArrayInputStream(yourBytes);
ObjectInput in = null;
tr...
Set cURL to use local virtual hosts
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Actually, curl has an option explicitly for this: --resolve
Instead of curl -H 'Host: yada.com' http://127.0.0.1/something
use curl --resolve 'yada.com:80:127.0.0.1' http://yada.com/something
What's the difference, you ask?
A...
Dilemma: when to use Fragments vs Activities:
.... In the beginning this will not have any sense, but in time, you will actually be able to tell if you need Fragment or not.
There is a good practice I found very helpful for me. It occurred to me while I was trying to explain something to my daughter.
Namely, imagine a box which represents a sc...
How to initialize an array's length in JavaScript?
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Why do you want to initialize the length? Theoretically there is no need for this. It can even result in confusing behavior, because all tests that use the length to find out whether an array is empty or not will report that the array is not empty.
Some tests show that settin...
How can I determine installed SQL Server instances and their versions?
...'m trying to determine what instances of sql server/sql express I have installed (either manually or programmatically) but all of the examples are telling me to run a SQL query to determine this which assumes I'm already connected to a particular instance.
...