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How to export a Vagrant virtual machine to transfer it
...
You have two ways to do this, I'll call it dirty way and clean way:
1. The dirty way
Create a box from your current virtual environment, using vagrant package command:
http://docs.vagrantup.com/v2/cli/package.html
Then copy the box to the other pc, add it u...
How to remove all callbacks from a Handler?
I have a Handler from my sub-Activity that was called by the main Activity . This Handler is used by sub-classes to postDelay some Runnables, and I can't manage them. Now, in the onStop event, I need to remove them before finishing the Activity (somehow I called finish() , but it still call ...
How do I detect what .NET Framework versions and service packs are installed?
...imilar question was asked here , but it was specific to .NET 3.5. Specifically, I'm looking for the following:
13 Answers
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ActiveMQ or RabbitMQ or ZeroMQ or [closed]
...velopes are quite big.
ZeroMq is a very lightweight messaging system specially designed for high throughput/low latency scenarios like the one you can find in the financial world. Zmq supports many advanced messaging scenarios but contrary to RabbitMQ, you’ll have to implement most of them yourse...
常用快速产品原型设计工具推荐 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ML、PNG、OpenOffice、Word、PDF等格式的文件。
Prototype Composer
Prototype Composer是一款Serena出品的能够让非技术型的用户进行原型设计的免费软件，同时它还包括商业过程、活动、用户界面、需求和数据，不但可以制作界面原型，方...
Right query to get the current number of connections in a PostgreSQL DB
...ence.
Both queries are based on exactly the same data, so they will be equally accurate.
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iOS Detection of Screenshot?
...onger true. Apple has made it so touchesCancelled:withEvent: is no longer called when the user takes a screenshot.
This would effectively break Snapchat entirely, so a couple betas in a new solution was added. Now, the solution is as simple as using NSNotificationCenter to add an observer to UIApp...
Ship an application with a database
... for creating and updating databases.
One is to create a database externally, then place it in the assets folder of the project and then copy the entire database from there. This is much quicker if the database has a lot of tables and other components. Upgrades are triggered by changing the dat...
What are the differences between LDAP and Active Directory?
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Not really an exact answer. LDAP is a protocol to access directory server, while Microsoft AD is an implementation of directory server.
– Daniel Baktiar
Mar 1 '13 at 16:36
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Split string with delimiters in C
...tr + strlen(a_str) - 1);
/* Add space for terminating null string so caller
knows where the list of returned strings ends. */
count++;
result = malloc(sizeof(char*) * count);
if (result)
{
size_t idx = 0;
char* token = strtok(a_str, delim);
whi...