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AJAX POST and Plus Sign ( + ) — How to Encode?
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Use encodeURIComponent(str) and decodeURIComponent(str). Escape will not convert the characters, only escape them with \'s
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ExecuteReader requires an open and available Connection. The connection's current state is Connectin
...lication
execution, many identical connections will be repeatedly opened and
closed. To minimize the cost of opening connections, ADO.NET uses an
optimization technique called connection pooling.
Connection pooling reduces the number of times that new connections
must be opened. The poo...
error: passing xxx as 'this' argument of xxx discards qualifiers
... {
return name;
}
This is necessary because now you can call getId() and getName() on const objects as:
void f(const StudentT & s)
{
cout << s.getId(); //now okay, but error with your versions
cout << s.getName(); //now okay, but error with your versions
}
As a s...
How do I enable TODO/FIXME/XXX task tags in Eclipse?
...hanks for helping clear up the confusion! I finally understood and started converting a Markers: Java Task - TODO into a Mylin Task (which is open by default in the Java Perspective) and then I caught myself, remembering your advice above--slapped my head-- and replaced the Mylin/Task List view with...
SQlite Getting nearest locations (with latitude and longitude)
... the fudge factor in radians and the columns in degrees? Shouldn't them be converted to the same unit?
– Rangel Reale
Dec 11 '12 at 18:46
1
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Why is there no xrange function in Python3?
... can use xrange from this project. There is futurize tool to automatically convert you source code: python-future.org/…
– guettli
Mar 22 '18 at 20:42
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Insert, on duplicate update in PostgreSQL?
...mple 38-2. Exceptions with UPDATE/INSERT
This example uses exception handling to perform either UPDATE or INSERT, as appropriate:
CREATE TABLE db (a INT PRIMARY KEY, b TEXT);
CREATE FUNCTION merge_db(key INT, data TEXT) RETURNS VOID AS
$$
BEGIN
LOOP
-- first try to update the key...
Python group by
...ultdict(list)
>>> for v, k in input: res[k].append(v)
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Then, convert that dictionary into the expected format.
>>> [{'type':k, 'items':v} for k,v in res.items()]
[{'items': ['9085267', '11788544'], 'type': 'NOT'}, {'items': ['5238761', '5349618', '962142', '7795297', '7341464...
What is the relationship between Looper, Handler and MessageQueue in Android?
I have checked the official Android documentation/guide for Looper , Handler and MessageQueue . But I couldn't get it. I am new to android, and got very confused with these concepts.
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Is there a typical state machine implementation pattern?
We need to implement a simple state machine in C .
Is a standard switch statement the best way to go?
We have a current state (state) and a trigger for the transition.
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