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Maximum concurrent Socket.IO connections
... /etc/security/limits.conf:
* soft nofile 10000000
* hard nofile 10000000
root soft nofile 10000000
root hard nofile 10000000
And finally, increase TCP buffers in /etc/sysctl.conf, too:
net.ipv4.tcp_mem = 786432 1697152 1945728
net.ipv4.tcp_rmem = 4096 4096 16777216
net.ipv4.tcp_wmem = 4096 4096...
CMake: Project structure with unit tests
...n the same CMakeLists.txt
In your case, since you're running cmake in the root folder, your build tree and your source tree are one and the same. This is known as an in-source build and isn't ideal, which leads to question 4.
The preferred method for generating the build tree is to do an out-of-s...
Normalization in DOM parsing with java - how does it work?
.... Yes, DOM represents an XML document as a tree. And in a tree, you have a root node having child node, each child node also having child nodes, etc. That's what a tree is. Element is a kind of node, and TextNode is another kind of node.
– JB Nizet
Dec 9 '12 at...
GCM with PHP (Google Cloud Messaging)
...CM
Android Push Notifications using Google Cloud Messaging (GCM), PHP and MySQL
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How to simulate Android killing my process
... the system clears a task (removes all activities from the stack above the root activity) in certain situations when the user re-selects that task from the home screen. Typically, this is done if the user hasn't visited the task for a certain amount of time, such as 30 minutes.
...
Why should you use an ORM? [closed]
...that the use-case is fairly limited. I have never really used anything but MySql and sqlite for about a decade. I think it's probably a very rare requirement for most developers.
– troelskn
Dec 29 '09 at 12:44
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How to install packages offline?
...7:10 Jinja2-2.6.tar.gz
-rw-r--r-- 1 pavel staff 70305 Apr 11 00:28 MySQL-python-1.2.3.tar.gz
-rw-r--r-- 1 pavel staff 2597214 Apr 10 18:26 SQLAlchemy-0.7.6.tar.gz
-rw-r--r-- 1 pavel staff 1108056 Feb 22 17:10 Werkzeug-0.8.2.tar.gz
-rw-r--r-- 1 pavel staff 488207 Apr 10 18:...
Add subdomain to localhost URL
...hat way. For instance, if you have a UNIX-based operating system, open (as root) the file /etc/hosts and add a line (or lines) like this:
127.0.0.1 example.com
127.0.0.1 subdomain.example.com
Your computer will now treat both example.com and subdomain.example.com as belonging to itself. If ...
What exactly does git's “rebase --preserve-merges” do (and why?)
... recent common ancestor(s))
This (these) merge base(s) will serve as a root/boundary for the rebase.
In particular, we'll take its (their) descendants and replay them on top of new parents
Now we can define C, the set of commits to replay. In particular, it's those commits:
1) reachabl...
Why is Magento so slow? [closed]
...o slow
Parts of Magento use an EAV database system implemented on top of MySQL. This means querying for a single "thing" often means querying multiple rows
There's a lot of things behind the scenes (application configuration, system config, layout config, etc.) that involve building up giant XML ...