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How to replace all occurrences of a character in string?
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std::string doesn't contain such function but you could use stand-alone replace function from algorithm header.
#include <algorithm>
#include <string>
void some_func() {
std::string s = "example string";
std::replace( s.begin(), s.end(), 'x', 'y'); // replace all 'x' to 'y'
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Select data from date range between two dates
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As you can see, there are two ways to get things done:
enlist all acceptable options
exclude all wrong options
Obviously, second way is much more simple (only two cases against four).
Your SQL will look like:
SELECT * FROM Product_sales
WHERE NOT (From_date > @Ran...
How to store a command in a variable in a shell script?
...or privilege escalation vulnerabilities if that variable can be set by someone with less privileges. (Iterating over all subdirectories in /tmp, for instance? You'd better trust every single user on the system to not make one called $'/tmp/evil-$(rm -rf $HOME)\'$(rm -rf $HOME)\'/').
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What is Android keystore file, and what is it used for?
... I would provide is that a keystore file is to authenticate yourself to anyone who is asking. It isn't restricted to just signing .apk files, you can use it to store personal certificates, sign data to be transmitted and a whole variety of authentication.
In terms of what you do with it for Android...
Android Facebook integration with invalid key hash
In one of my apps I need to get data from Facebook... I am doing this:
25 Answers
25
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How do I add 1 day to an NSDate?
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Swift 5.0 :
var dayComponent = DateComponents()
dayComponent.day = 1 // For removing one day (yesterday): -1
let theCalendar = Calendar.current
let nextDate = theCalendar.date(byAdding: dayComponent, to: Date())
print("nextDate : \...
Is there any particular difference between intval and casting to int - `(int) X`?
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I did benchmarking on ideone - (int) typecast is faster x 2 ! (int):ideone.com/QggNGc , intval():ideone.com/6Y8mPN
– jave.web
Aug 12 '14 at 18:32
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Which is better in python, del or delattr?
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..so does it follow that the love of money is premature optimization?
– John Fouhy
Jul 13 '09 at 22:47
5
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How do I add a library project to Android Studio?
...ce Android Studio 1.0 was released (and a lot of versions between v1.0 and one of the firsts from the time of my previous answer) some things has changed.
My description is focused on adding external library project by hand via Gradle files (for better understanding the process). If you want to add...
How to calculate an angle from three points? [closed]
...'re using a commercial operating system that makes it difficult to type exponents, I expect there would be keycaps applications you could buy, or maybe a browser plug-in you could install. Or you can websearch and copy and paste.)
– Michael Scheper
Mar 3 '15 at...