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string c_str() vs. data()
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The documentation is correct. Use c_str() if you want a null terminated string.
If the implementers happend to implement data() in terms of c_str() you don't have to worry, still use data() if you don't need the string to be null terminated, in some implementation it may turn out to perform bett...
What's the best way to share data between activities?
...in the intent's extras or saving it somewhere else. If data is primitives, Strings or user-defined objects: send it as part of the intent extras (user-defined objects must implement Parcelable). If passing complex objects save an instance in a singleton somewhere else and access them from the launch...
Converting a List to a comma separated string
Is there a way to take a List and convert it into a comma separated string?
8 Answers
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Generating Random Passwords
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public string CreatePassword(int length)
{
const string valid = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
StringBuilder res = new StringBuilder();
Random rnd = new Random();
wh...
How does functools partial do what it does?
...e code more readable. re.search method's signature is:
search(pattern, string, flags=0)
By applying partial we can create multiple versions of the regular expression search to suit our requirements, so for example:
is_spaced_apart = partial(re.search, '[a-zA-Z]\s\=')
is_grouped_together = ...
How to replace part of string by position?
I have this string: ABCDEFGHIJ
18 Answers
18
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How to put space character into a string name in XML?
i have defined some strings in the strings.xml file. Now I need to put some extra space between some numbers in the string. When I type extra space characters this is not showing on the application though.
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How do I Geocode 20 addresses without receiving an OVER_QUERY_LIMIT response?
...calculations.
-- Returns various prototypes to fetch position from strings or coords or dragons or whatever.
*/
var Geolocalizer = function () {
this.queue = []; // queue handler..
this.resolved = [];
this.geolocalizer = new google.maps.Geocoder();
};
Geolo...
Split string into array of character strings
I need to split a String into an array of single character Strings.
11 Answers
11
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Java String remove all non numeric characters
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Try this code:
String str = "a12.334tyz.78x";
str = str.replaceAll("[^\\d.]", "");
Now str will contain "12.334.78".
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