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log all sql queries
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Add the following bold statements in settings.py
if DEBUG:
import logging
l = logging.getLogger('django.db.backends')
l.setLevel(logging.DEBUG)
l.addHandler(logging.StreamHandler())
LOGGING = {
'version': 1,
'disable_existing_loggers': False,
'...
How to get the first and last date of the current year?
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SELECT
DATEADD(yy, DATEDIFF(yy, 0, GETDATE()), 0) AS StartOfYear,
DATEADD(yy, DATEDIFF(yy, 0, GETDATE()) + 1, -1) AS EndOfYear
The above query gives a datetime value for midnight at the beginning of December 31. This is about 24 hours short of ...
while (1) Vs. for (;;) Is there a speed difference?
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"I try not to define new keywords for my maintenance" — if only more people took that attitude I wouldn’t be clutching at all these inane and magical sleight-of-hand shenanigans every time I turned around!
– tchrist
Aug 19 '15 at 23:22
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Cannot find or open the PDB file in Visual Studio C++ 2010
...io will download PDBs automatically. Or you may just ignore these warnings if you don't need to see correct call stack in these modules.
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jQuery map vs. each
... and each functions seem to do the same thing. Are there any practical differences between the two? When would you choose to use one instead of the other?
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How do I make a placeholder for a 'select' box?
...alidation (required attribute) to work around having the "placeholder", so if the option isn't changed, but is required, the browser should prompt the user to choose an option from the list.
Update (July 2015):
This method is confirmed working in the following browsers:
Google Chrome - v.43.0.23...
Internal vs. Private Access Modifiers
What is the difference between the internal and private access modifiers in C#?
7 Answers
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Get color value programmatically when it's a reference (theme)
...is code. Either use:
android:theme="@style/Theme.BlueTheme"
in your manifest or call (before you call setContentView(int)):
setTheme(R.style.Theme_BlueTheme)
in onCreate().
I've tested it with your values and it worked perfectly.
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How to check whether an object has certain method/property?
...into it.
Type.GetMethod(string name) will throw an AmbiguousMatchException if there is more than one method with that name, so we better handle that case
public static bool HasMethod(this object objectToCheck, string methodName)
{
try
{
var type = objectToCheck.GetType();
re...
ConcurrentHashMap vs Synchronized HashMap
What is the difference between using the wrapper class, SynchronizedMap , on a HashMap and ConcurrentHashMap ?
12 Ans...