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What is the most accurate way to retrieve a user's correct IP address in PHP?
...VER variables headers available for IP address retrieval. I was wondering if there is a general consensus as to how to most accurately retrieve a user's real IP address (well knowing no method is perfect) using said variables?
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How to rename items in values() in Django?
...oes SELECT cryptic_value_name AS renamed_value in the SQL.
Another option, if you always want the renamed version but the db has the cryptic name, is to name your field with the new name but use db_column to refer to the original name in the db.
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What is the difference between a static and a non-static initialization code block
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The code block with the static modifier signifies a class initializer; without the static modifier the code block is an instance initializer.
Class initializers are executed in the order they are defined (top down, just like simple variable initializers) w...
Where are shared preferences stored?
... in:/data/data/YOUR_PACKAGE_NAME/shared_prefs/YOUR_PREFS_NAME.xml
but are now located in: /dbdata/databases/YOUR_PACKAGE_NAME/shared_prefs/YOUR_PREFS_NAME.xml
I believe they changed this in 2.3
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Creating anonymous objects in php
As we know, creating anonymous objects in JavaScript is easy, like the code below:
12 Answers
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Best way to use PHP to encrypt and decrypt passwords? [duplicate]
...e and passwords, etc... I want to keep information secure, but I know that if I hash their information, I can't retrieve it for later use.
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How to achieve function overloading in C?
... argument)
opengl style functions (type in function name)
c subset of c++ (if You can use a c++ compiler)
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C++简练易用的线程池(threadpool)及上下文隔离的无锁线程池(isolated_threa...
...s>
auto commit(F&& f, Args&&... args) ->future<decltype(f(args...))>
{
if (!_run)
throw runtime_error("commit on ThreadPool is stopped.");
using RetType = decltype(f(args...)); // typename std::result_of<F(Args...)>::type, 函数 f 的返回值类型
auto task = make_shared<packaged_ta...
Using OR in SQLAlchemy
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Note that this approach supports using generators, so if you have a long list of things to OR, you can do filter(or_(User.name == v for v in ('Alice', 'Bob', 'Carl')))
– robru
Aug 26 '15 at 20:21
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get current url in twig template?
...utes.get('_route'),
app.request.attributes.get('_route_params')) }}
If you want to read it into a view variable:
{% set currentPath = path(app.request.attributes.get('_route'),
app.request.attributes.get('_route_params')) %}
The app global view variable contains all ...