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What exactly does stringstream do?
...ther numerical types. The usage of stringstream is similar to the usage of iostream, so it is not a burden to learn.
Stringstreams can be used to both read strings and write data into strings. It mainly functions with a string buffer, but without a real I/O channel.
The basic member functions of s...
How do you use NSAttributedString?
...or] range:NSMakeRange(11,5)];
typed in a browser. caveat implementor
Obviously you're not going to hard-code in the ranges like this. Perhaps instead you could do something like:
NSDictionary * wordToColorMapping = ....; //an NSDictionary of NSString => UIColor pairs
NSMutableAttributedStri...
What is the intended use-case for git stash?
...words have a very special meaning in context of git. You should really not mix those up.
– michas
Dec 12 '13 at 8:20
T...
How to flip UIImage horizontally?
How to flip the UIImage horizontally, I found UIImageOrientationUpMirrored enumeration value in the UIImage class reference, how to make use of this property to flip UIImage .
...
How does facebook, gmail send the real time notification?
... does this is pretty interesting.
A common method of doing such notifications is to poll a script on the server (using AJAX) on a given interval (perhaps every few seconds), to check if something has happened. However, this can be pretty network intensive, and you often make pointless requests, be...
python pandas remove duplicate columns
...ke converting numeric types to objects in the case that you have a df with mixed types. See: stackoverflow.com/questions/24682396/…
– Petergavinkin
Apr 10 '18 at 19:57
...
Geometric Mean: is there a built-in?
...E)) {
return(0)
}
#All remaining cases are cases when there are a mix of positive and zero
#values.
#By default, we do not use an artificial constant or propagate zeros.
if (is.na(eta)) {
return(exp(sum(log(x[x > 0]), na.rm = TRUE) / value.count))
}
if (eta > 0) {
re...
UITableView Cell selected Color?
...cell other than the default [blue color] values for highlighting the selection of cell.
I use this code but nothing happens:
...
Scrolling a flexbox with overflowing content
...ybody could change them. I took ownership of them, so here you go: codepen.io/JosephSilber/pen/pmyHh
– Joseph Silber
Feb 6 '14 at 0:07
5
...
Android list view inside a scroll view
...ered here.
Use a Header View or/and Footer View on the list itself.
Don't mix a ScrollView with a ListView or anything that can scroll. It's meant to be used with headers and footers :)
Essentially, take all the content above your ListView, put it in another .xml file as a layout and then in code ...