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Memcached vs. Redis? [closed]
...ver lost, don't worry, redis has your back there too with AOF (Append Only File) mode. In this persistence mode data can be synced to disk as it is written. This can reduce maximum write throughput to however fast your disk can write, but should still be quite fast.
There are many configuration opti...
Check OS version in Swift?
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I made this Singleton for simple use, created an IOSVersion.swift file and added this code :
import UIKit
public class IOSVersion {
class func SYSTEM_VERSION_EQUAL_TO(version: NSString) -> Bool {
return UIDevice.currentDevice().systemVersion.compare(version,
op...
MySQL: ignore errors when importing?
I am importing a fairly large database. The .sql file has almost 1,000,000 lines in it. Problem is that I am getting a syntax error when trying to import the database. It says:
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final keyword in method parameters [duplicate]
...namely passing them through into anonymous classes. Basic example:
public FileFilter createFileExtensionFilter(final String extension) {
FileFilter fileFilter = new FileFilter() {
public boolean accept(File pathname) {
return pathname.getName().endsWith(extension);
}...
Create singleton using GCD's dispatch_once in Objective-C
...ess point. And this point is sharedInstance. If we have init method in *.h file than you can create another singleton instance. This contradicts the definition of a singleton.
– Sergey Petruk
Apr 13 '16 at 10:57
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What does “Receiver type 'CALayer' for instance message is a forward declaration” mean here?
...for me.
Add QuartzCore.framework to your project and this line to your .m file.
#import <QuartzCore/QuartzCore.h>
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IPC performance: Named Pipe vs Socket
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E.g. I implemented a project in C with named pipes, thanks to standart file input-output based communication (fopen, fprintf, fscanf ...) it was so easy and clean (if that is also a consideration).
I even coded them with java (I was serializing and sending objects over them!)
Named pipes has o...
How do I create a variable number of variables?
...e:
import sys
current_module = module = sys.modules[__name__] # i.e the "file" where your code is written
setattr(current_module, 'variable_name', 15) # 15 is the value you assign to the var
print(variable_name) # >>> 15, created from a string
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Query an XDocument for elements by name at any depth
... I'm trying to get all EmbeddedResource node from c# project file, and this is only way that works. XDocument document = XDocument.Load(csprojPath); IEnumerable<XElement> embeddedResourceElements = document.Descendants( "EmbeddedResource"); Is not works and I don't understand ...
Pure virtual function with implementation
...definitions must be deported. (either in a .inl or .cpp to refer to common file-naming practices).
– v.oddou
Sep 13 '13 at 2:35
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