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Maximum value for long integer
...ong integers have unlimited precision. In Python 2, Integers will automatically switch to longs when they grow beyond their limit:
>>> import sys
>>> type(sys.maxsize)
<type 'int'>
>>> type(sys.maxsize+1)
<type 'long'>
for integers we have
maxint and maxsi...
What are the use-cases for Web Workers? [closed]
...lst you’re using the app.
From Mozilla: One way workers are useful is to allow your code to perform processor-intensive calculations without blocking the user interface thread.
As a practical example, think of an app which has a large table of #s (this is real world, BTW - taken from an app I pr...
Difference between $(this) and event.target?
... wrapper $(this) only wraps the DOM element in a jQuery object so you can call jQuery functions on it. You can do the same with $(event.target).
Also note that if you rebind the context of this (e.g. if you use Backbone it's done automatically), it will point to something else. You can always get t...
How to convert C# nullable int to int
...
The other answers so far are all correct; I just wanted to add one more that's slightly cleaner:
v2 = v1 ?? default(int);
Any Nullable<T> is implicitly convertible to its T, PROVIDED that the entire expression being evaluated can never result in...
android edittext onchange listener
... public void afterTextChanged(Editable s) {
// you can call or do what you want with your EditText here
// yourEditText...
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
public void onText...
Copying data from one SQLite database to another
...
Consider a example where I have two databases namely allmsa.db and atlanta.db. Say the database allmsa.db has tables for all msas in US and database atlanta.db is empty.
Our target is to copy the table atlanta from allmsa.db to atlanta.db.
Steps
sqlite3 atlanta.db(to go in...
How do I consume the JSON POST data in an Express application
...quest.
The response object is for sending the HTTP response back to the calling client, whereas you are wanting to access the body of the request. See this answer which provides some guidance.
If you are using valid JSON and are POSTing it with Content-Type: application/json, then you can use the...
What is a .snk for?
What is a .snk file for? I know it stands for Strongly Named Key , but all explanations of what it is and how it works goes over my head.
...
Android ListView with different layouts for each row
...at you've described in comment I would suggest:
Storing views in object called ViewHolder. It would increase speed because you won't have to call findViewById() every time in getView method. See List14 in API demos.
Create one generic layout that will conform all combinations of properties and hid...
What happens to a declared, uninitialized variable in C? Does it have a value?
...
In practice, they tend to just have some nonsensical value in there initially - some compilers may even put in specific, fixed values to make it obvious when looking in a debugger - but strictly speaking, the compiler is free to do anything from crashing to summoning demons through your nasal pass...