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How to insert element into arrays at specific position?
... @roelleor But be careful: "If the input arrays have the same string keys, then the later value for that key will overwrite the previous one. If, however, the arrays contain numeric keys, the later value will not overwrite the original value, but will be appended." - array_merge
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Android, How to limit width of TextView (and add three dots at the end of text)?
...he thing that I'm looking for is how to add three dots (...) at the end of string. This one shows the text has continue. This is my XML but there is no dots although it limit my text.
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How to use LocalBroadcastManager?
...context, Intent intent) {
// Get extra data included in the Intent
String message = intent.getStringExtra("message");
Log.d("receiver", "Got message: " + message);
}
};
@Override
protected void onDestroy() {
// Unregister since the activity is about to be closed.
LocalBroadcastMan...
Error handling in Bash
...IFS='
'
#
# Substring: I keep only the carriage return
# (others needed only for tabbing purpose)
IFS=${IFS:0:1}
local lines=( $_backtrace )
IFS=$mem
...
Pointers in Python?
... to a function, and I can't pass a variable by reference using an int or a string?
– Sam
Mar 21 at 15:42
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Convert a float64 to an int in Go
... I know the strconv package can be used to convert anything to or from a string, but not between data types where one isn't a string. I know I can use fmt.Sprintf to convert anything to a string, and then strconv it to the data type I need, but this extra conversion seems a bit clumsy - is the...
Bidirectional 1 to 1 Dictionary in C#
...her dictionaries modify both.
Usage:
var dic = new BiDictionary<int, string>();
dic.Add(1, "1");
dic[2] = "2";
dic.Reverse.Add("3", 3);
dic.Reverse["4"] = 4;
dic.Clear();
Code is available in my private framework on GitHub: BiDictionary(TFirst,TSecond).cs (permalink, search).
Copy:
[Ser...
How to get the raw value an field?
...zation algorithm says the browser is supposed to set the value to an empty string if the input isn't a valid floating point number.
The value sanitization algorithm is as follows: If the value of the
element is not a valid floating-point number, then set it to the empty
string instead.
By ...
How to format a Java string with leading zero?
Here is the String, for example:
21 Answers
21
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Best practices for in-app database migration for Sqlite
...use prepared statements
sqlite3_exec([self database].sqliteHandle, [[NSString stringWithFormat:@"PRAGMA user_version = %d", DatabaseSchemaVersionLatest] UTF8String], NULL, NULL, NULL);
}
Here's [self database] method that lazily opens the database:
- (FMDatabase *)database {
if (!_databas...