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Creating range in JavaScript - strange syntax
...r); //['0', '1', '2']
arr.length; //3, implies arr[3] === undefined
//we expand the array by 1 item
arr.length = 4;
arr[3]; //undefined
arr.hasOwnProperty(3); //false
Object.keys(arr); //['0', '1', '2']
We get to the inherent difference between the number of items in the array, arr.length, and th...
Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
...o I had to roll my own which I would like to share here with you. (Please excuse my bad English) (It's a little crazy to answer another Czech guy in English :-) )
The first thing I tried was to use a good old PopupWindow. It's quite easy - one only has to listen to the OnMarkerClickListener and the...
Python str vs unicode types
...
unicode is meant to handle text. Text is a sequence of code points which may be bigger than a single byte. Text can be encoded in a specific encoding to represent the text as raw bytes(e.g. utf-8, latin-1...).
Note that unicode is not encoded! The inter...
Uber5岁了，一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术
...务。其中专车服务按照车型和费用由低至高主要分为UberX(普通轿车)，UberXL(加长轿车)，UberBlack(豪华车)；最受质疑的则是以私家车为主要承租群体的“拼车”服务。在美国，这项服务称为“UberPool”，在欧洲为“UberPop”,在中国，...
What is the best Distributed Brute Force countermeasure?
... would work in combination with other best-practices approaches to auth: fixed-username throttling, per-IP throttling, code-enforced strong password policy, unthrottled cookie login, hashing all password equivalents before saving them, never using security questions, etc.
Assumptions about the att...
Git-Based Source Control in the Enterprise: Suggested Tools and Practices?
I use git for personal projects and think it's great. It's fast, flexible, powerful, and works great for remote development.
...
How and/or why is merging in Git better than in SVN?
...s that had to be merged.
So why did Subversion merges suck?
Ponder this example:
1 2 4 6 8
trunk o-->o-->o---->o---->o
\
\ 3 5 7
b1 +->o---->o---->o
When we want to merge b1's changes into the trunk we'd issue the following c...
SQL JOIN and different types of JOINs
...SO) and the linked article by Ligaya Turmelle where Jeff got the idea and explanded it.
– ypercubeᵀᴹ
Oct 12 '14 at 11:29
...
Is there a use-case for singletons with database access in PHP?
... You say that singletons degrade nicely to DI, but isn't your example of getInstance(databaseName) still just scattering references to a global repository of instances throughout your code? The code that would call getInstance should have the instance(s) injected into it by the client co...
My Understanding of HTTP Polling, Long Polling, HTTP Streaming and WebSockets
...ake sure I understood all of the concepts and the reasoning why technology X was invented over technology Y and so on. So here goes:
...