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What is the difference between buffer and cache memory in Linux?
...m doing lots of I/O will use lots of memory for buffers. I'm bulkloading a 100GB MySQL/InnoDB database and buffers go above 2GB all the time.
– Marcelo Pacheco
Mar 17 at 3:15
...
Swift - How to convert String to Double
...Locale(localeIdentifier: "fr_FR")
let double = formatter.numberFromString("100,25")
Finally, you can use NSNumberFormatterCurrencyStyle on the formatter if you are working with currencies where the string contains the currency symbol.
...
How to know what the 'errno' means?
...ess already in use
99 EADDRNOTAVAIL Cannot assign requested address
100 ENETDOWN Network is down
101 ENETUNREACH Network is unreachable
102 ENETRESET Network dropped connection on reset
103 ECONNABORTED Software caused connection abort
104 ECONNRESET ...
How to reuse existing C# class definitions in TypeScript projects
...ompiler, which means Visual Studio 2015, but it works really well. Its not 100% and I had to dumb down some code -- converting foreach into for loops, writing my own List<T> class, for example, and you have to structure you code so its 'pure' with only internal data structures to work with, bu...
Detect changes in the DOM
...concept:
(function (window) {
var last = +new Date();
var delay = 100; // default delay
// Manage event queue
var stack = [];
function callback() {
var now = +new Date();
if (now - last > delay) {
for (var i = 0; i < stack.length; i++) {
...
Implementing two interfaces in a class with same method. Which interface method is overridden?
...
+100
If a type implements two interfaces, and each interface define a method that has identical signature, then in effect there is only o...
Is it possible to get the iOS 5.1 SDK for Xcode 4.2 on Snow Leopard?
...
+100
To get Xcode 4.2 on Snow Leopard to run code on a device running iOS 5.1 you can do this:
If you have another Mac running Lion and...
How to cast an object in Objective-C
...lines are in different classes and the third line is executed only once in 100 cases. I bet your customers find this crash, not you! A plausible solution is to crash early, like this:
UIView *firstView = (UIView *)threeViews[0];
NSAssert([firstView isKindOfClass:[UIView class]], @"firstView is not ...
How do you concatenate Lists in C#?
...
100
Try this:
myList1 = myList1.Concat(myList2).ToList();
Concat returns an IEnumerable<T>...
How can you check which options vim was compiled with?
...
100
You can see everything vim was compiled with by executing
:version
To query for an exact fe...