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Order of member constructor and destructor calls
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class name and method name dropdown list is missing (visual studio setting)
... the type of file - C#, html, etc) - General
In the bottom section of the form (The "Display" area) make sure that "Navigation Bar" is checked.
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Persistence unit as RESOURCE_LOCAL or JTA?
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101
JPA implementations have the choice of managing transactions themselves (RESOURCE_LOCAL), or ha...
Creating Threads in python
... is code
from threading import Thread
from time import sleep
def function01(arg,name):
for i in range(arg):
print(name,'i---->',i,'\n')
print (name,"arg---->",arg,'\n')
sleep(1)
def test01():
thread1 = Thread(target = function01, args = (10,'thread1', ))
...
scheduleAtFixedRate vs scheduleWithFixedDelay
...idnight, I'd have:
00:00: Start making coffee
00:10: Finish making coffee
01:00: Start making coffee
01:10: Finish making coffee
02:00: Start making coffee
02:10: Finish making coffee
If I schedule with a fixed delay of one hour, I'd have:
00:00: Start making coffee
00:10: Finish making coffee
0...
Can a dictionary be passed to django models on create?
...alled owner, then your data_dict should have an owner_id field. But django.forms.model_to_dict() returns a dict with an owner field. So you can't do MyModel(**model_to_dict(my_instance)); you have to rename the owner field to owner_id.
– cberzan
Mar 2 '12 at 1:...
How do I solve the INSTALL_FAILED_DEXOPT error?
...nstall your App]
INSTALL_FAILED_DEXOPT errors should not erupt. Like
[2011-06-14 01:23:40 - ProtectYourself] Installing ProtectYourself.apk...
[2011-06-14 01:24:26 - ProtectYourself] Installation error: INSTALL_FAILED_DEXOPT
[2011-06-14 01:24:26 - ProtectYourself] Please check logcat output for ...
What is the “reactor” in Maven?
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How did this person code “Hello World” with Microsoft Paint?
...are used to represent colors (i.e. none of them are "mandated" by the file format2, they all come from the color of each pixel), and there's a perfect 1:1 correspondence between pixel colors and bytes written in the file; thus, using perfectly chosen colors you can actually write anything you want i...
How do I combine two data frames?
...with big data and need to concatenate multiple datasets. concat can get performance-intensive, so if you don't want to create a new df each time, you can instead use a list comprehension:
frames = [ process_file(f) for f in dataset_files ]
result = pd.append(frames)
(as pointed out here in the do...