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Keep only first n characters in a string?
... are you'.substring(0,8);
Which returns the string starting at the first character and finishing before the 9th character - i.e. 'Hiya how'.
substring documentation
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How do I turn a String into a InputStreamReader in java?
... the trick:
InputStream is = new ByteArrayInputStream( myString.getBytes( charset ) );
Then convert to reader:
InputStreamReader reader = new InputStreamReader(is);
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Read/Write String from/to a File in Android
...ilder.append(receiveString).append("\n");". If you expect other linebreak characters (e.g. Windows text files will have \r etc..), in your final string, you'll have to adapt this a bit more.
– treesAreEverywhere
Feb 9 '14 at 23:57
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Converting bool to text in C++
...ation (which avoids the issue that Rodney and dwj mentioned.
inline const char * const BoolToString(bool b)
{
return b ? "true" : "false";
}
Aside from that I have a few other gripes, particularly with the accepted answer :)
// this is used in C, not C++. if you want to use printf, instead inc...
Should I call Close() or Dispose() for stream objects?
...24;
while (!reader.EndOfStream)
{
char[] buffer = new char[chunkSize];
int count = reader.Read(buffer, 0, chunkSize);
if (count != 0)
{
writer.Write(buffer, 0, count);
}
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How does `is_base_of` work?
...;B, D>&)
D* (Host<B, D>&)
This would mean that we can't select by constness anymore. In an ordinary overload resolution scenario, the call would now be ambiguous because normally the return type won't participate in overload resolution. For conversion functions, however, there is ...
How to install the Raspberry Pi cross compiler on my Linux host machine?
...{lib,usr} $HOME/raspberrypi/rootfs
where 192.168.1.PI is replaced by the IP of your Raspberry Pi.
Now, we need to write a cmake config file. Open ~/home/raspberrypi/pi.cmake in your favorite editor and insert the following:
SET(CMAKE_SYSTEM_NAME Linux)
SET(CMAKE_SYSTEM_VERSION 1)
SET(CMAKE_C_COM...
PHP - iterate on string characters
Is there a nice way to iterate on the characters of a string? I'd like to be able to do foreach , array_map , array_walk , array_filter etc. on the characters of a string.
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How to Truncate a string in PHP to the word closest to a certain number of characters?
...t sentence or two; but for this widget I can't display more than, say, 200 characters. I could use substr() to chop off the text at 200 chars, but the result would be cutting off in the middle of words-- what I really want is to chop the text at the end of the last word before 200 chars.
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Is there a way to ignore header lines in a UNIX sort?
...ugh sort.
Note that this has the very specific advantage of being able to selectively sort parts
of a piped input. all the other methods suggested will only sort plain files which can be read multiple times. This works on anything.
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