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When to use symbols instead of strings in Ruby?
...sions before 2.2, once a symbol is instantiated, this memory will never be free again. The only way to free the memory is restarting the application. So symbols are also a major cause of memory leaks when used incorrectly. The simplest way to generate a memory leak is using the method to_sym on user...
How to clear jQuery validation error messages?
.../Iterate through named elements inside of the form, and mark them as error free
$('[name]',formElement).each(function(){
validator.successList.push(this);//mark as error free
validator.showErrors();//remove error messages if present
});
validator.resetForm();//remove error class on name ele...
What is Domain Driven Design (DDD)? [closed]
...hese makes DDD a lot easier to grasp. And, as mentioned above, there is a free introduction to DDD available from InfoQ (where you can also find talks about DDD).
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What are some alternatives to ReSharper? [closed]
...ncredible productivity tool. Pick a category and learn more, or download a free trial and discover them all. 2
VSCommands, VSCommands provides code navigation and generation improvements which will make your everyday coding tasks blazing fast and, together with tens of essential IDE enhancements, it...
What is “missing” in the Visual Studio 2008 Express Editions?
...piling C++ to 64-bit images (workaround is to install Windows SDK which is free)
NOTE: it is often said that the Express EULA does not permit commercial development - that is not true (Visual Studio Express FAQ Item 7)
sha...
SensorUtil 传感器工具扩展：在后台和屏幕关闭时保持传感器工作 · App Inv...
...《服务协议》 关注公众号，精彩不错过！ #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
What's a good IDE for Python on Mac OS X? [closed]
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@cobby: You can have with very basic free editators such as gedit. ANd if you want advanced feature, you still can avoid IDE by using a advanced text editor such as textmate or sublime text. But anyway, I coded Python without on the fly syntax checking for years...
Several ports (8005, 8080, 8009) required by Tomcat Server at localhost are already in use
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Steps to free port which is already used to run tomcat server in Eclipse
For example , suppose 8080 port is used , we need to make free 8080 to run tomcat
Step 1:
C:\Users\username>netstat -o -n -a | findstr 0.0:8080
TCP 0....
PHP Composer update “cannot allocate memory” error (using Laravel 4)
...ppening because the VPS runs out of memory and has no Swap space enabled.
free -m
To enable the swap you can use for example:
sudo /bin/dd if=/dev/zero of=/var/swap.1 bs=1M count=1024
sudo /sbin/mkswap /var/swap.1
sudo /sbin/swapon /var/swap.1
Or if above not worked then you can try create a s...
Dependency graph of Visual Studio projects
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original poster didn't say ndepend was free and it solves the problem.
– krystan honour
Jun 2 '17 at 11:02
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