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What is the difference between i++ and ++i?
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The typical answer to this question, unfortunately posted here already, is that one does the increment "before" remaining operations and the other does the increment "after" remaining operations. Though that intuitively gets the idea across, that statement is on the face of it completely w...
Expand Python Search Path to Other Source
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You should also read about python packages here: http://docs.python.org/tutorial/modules.html.
From your example, I would guess that you really have a package at ~/codez/project. The file __init__.py in a python directory maps a directory ...
What are the disadvantages of using persistent connection in PDO
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Please be sure to read this answer below, which details ways to mitigate the problems outlined here.
The same drawbacks exist using PDO as with any other PHP database interface that does persistent connections: if your script terminates un...
How to wait for all goroutines to finish without using time.Sleep?
...ollect and process the results in the second for loop (as soon as they are ready)
– andras
Aug 13 '13 at 22:55
5
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Where and why do I have to put the “template” and “typename” keywords?
...le:
boost::function< int() > f;
It might look obvious to a human reader. Not so for the compiler. Imagine the following arbitrary definition of boost::function and f:
namespace boost { int function = 0; }
int main() {
int f = 0;
boost::function< int() > f;
}
That's actually ...
Qt events and signal/slots
... can get delivered immediately or deferred via a queue (if you are using threads).
A signal can be generated.
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How to cancel a Task in await?
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Read up on Cancellation (which was introduced in .NET 4.0 and is largely unchanged since then) and the Task-Based Asynchronous Pattern, which provides guidelines on how to use CancellationToken with async methods.
To summari...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...le used for the other question. What follows is copied, verbatim.
After reading Microsoft's documentation and several solutions online, I have discovered the solution to this problem. It works with both the built-in XmlSerializer and custom XML serialization via IXmlSerialiazble.
To whit, I'll u...
Do fragments really need an empty constructor?
...ough the arguments. Much like bundles attached to Intents.
Reason - Extra reading
I thought I would explain why for people wondering why.
If you check: https://android.googlesource.com/platform/frameworks/base/+/master/core/java/android/app/Fragment.java
You will see the instantiate(..) method i...
What are the relative strengths and weaknesses of Git, Mercurial, and Bazaar? [closed]
...he gives a great table to help you decide which to go with.
Its a short read and I highly recommend it.
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