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What is the difference between a map and a dictionary?
...can erase an element and test for membership in array, vector, list, deque etc, but the container interfaces don't directly support that because finding an element is spectacularly inefficient at O(N), in some cases insert/erase is inefficient, and supporting those operations undermines the delibera...
How to maintain a Unique List in Java?
... need the List Interface (i.e. for compatibility with a 3rd party library, etc.), or can you redesign your software to use the Set interface? You also have to consider what you are doing with the interface. Is it important to find elements by their index? How many elements do you expect in your set?...
What is Inversion of Control?
...
print "enter your name"
read name
print "enter your address"
read address
etc...
store in database
thereby controlling the flow of user interaction.
In a GUI program or somesuch, instead we say:
when the user types in field a, store it in NAME
when the user types in field b, store it in ADDRESS...
How to convert a Title to a URL slug in jQuery?
...); // trim
str = str.toLowerCase();
// remove accents, swap ñ for n, etc
var from = "ãàáäâẽèéëêìíïîõòóöôùúüûñç·/_,:;";
var to = "aaaaaeeeeeiiiiooooouuuunc------";
for (var i=0, l=from.length ; i<l ; i++) {
str = str.replace(new RegExp(from.charAt(i), '...
How many threads is too many?
...ly starts killing processes (thus threads). This is to keep the utility profile from being maxed out. (The utility function tells about system wide utility for a given amount of resources. With a constant resources in this case CPU Cycles and Memory, the utility curve flattens out with more and more...
Debug a java application without starting the JVM with debug arguments
...e jdb MyApp ( and debug interactively , set breakpoints, run, stop, watch, etc etc. )
– OscarRyz
Dec 17 '08 at 22:50
1
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CSS overflow-x: visible; and overflow-y: hidden; causing scrollbar issue
...utoff, with 250 representing as many pixels as you need for your dropdown, etc.
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What are WSGI and CGI in plain English?
...ibly accommodating when it comes to unexpected changes in its environment (files not being where it expects, parameters being renamed etc). Although optimisation should be a central tenet of your design (of course), software itself does not optimise. Developers optimise. Software executes. Software ...
What's the difference between the Dependency Injection and Service Locator patterns?
...to have a central location for common dependencies (e.g. settings, logger, etc). Given a class using such deps, you can create a "real" constructor that receives the deps, and a default (no parameter) constructor that retrieves from the SL and forwards to the "real" constructor.
EDIT: and, of cours...
OAuth secrets in mobile apps
... in a web app, you can simply store the secret in your data base or on the file system, but what is the best way to handle it in a mobile app (or a desktop app for that matter)?
...