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NSString tokenize in Objective-C
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@Adam, I think what you wanted was componentsSeparatedByCharactersInSet. See answer below.
– Wienke
Aug 28 '12 at 0:01
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jQuery removeClass wildcard
... answered Oct 20 '16 at 15:22
Charly GuiraoCharly Guirao
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Efficiently convert rows to columns in sql server
...ou can use the PIVOT function to transform the data from rows to columns:
select Firstname, Amount, PostalCode, LastName, AccountNumber
from
(
select value, columnname
from yourtable
) d
pivot
(
max(value)
for columnname in (Firstname, Amount, PostalCode, LastName, AccountNumber)
) piv;
S...
What’s the best way to check if a file exists in C++? (cross platform)
...on in the stream:
#include <fstream>
bool checkExistence(const char* filename)
{
ifstream Infield(filename);
return Infield.good();
}
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Only get hash value using md5sum (without filename)
...ssed by just the name without the [0] index, ie, $md5 contains only the 32 chars of the md5sum.
md5=($(md5sum file))
echo $md5
# 53c8fdfcbb60cf8e1a1ee90601cc8fe2
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How to grep a text file which contains some binary data?
...<test.log | grep whatever
This will change anything less than a space character (except newline) and anything greater than 126, into a . character, leaving only the printables.
If you want every "illegal" character replaced by a different one, you can use something like the following C progr...
Reset select2 value and show placeholder
How do I set the placeholder on value reset by select2. In my example If locations or grade select boxes are clicked and my select2 has a value than the value of select2 should reset and show the default placeholder. This script is resetting the value but won't show the placeholder
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Convert InputStream to byte array in Java
...lass DataInputStream is primary used to read primary types (Longs, Shorts, Chars...) from a stream, so we can see this usage as a misuse of the class.
– Olivier Faucheux
Apr 8 '15 at 11:51
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Android: Coloring part of a string using TextView.setText()?
...eSpan(android.graphics.Typeface.BOLD);
// Set the text color for first 4 characters
sb.setSpan(fcs, 0, 4, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
// make them also bold
sb.setSpan(bss, 0, 4, Spannable.SPAN_INCLUSIVE_INCLUSIVE);
yourTextView.setText(sb);
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When should I use nil and NULL in Objective-C?
...ke a C pointer) in Objective-C. Like nil , NULL got no value nor address.
char *myChar = NULL;
struct MyStruct *dStruct = NULL;
So if there is a situation, when I need to check my struct (structure type variable) is empty or not then, I will use:
if (dStruct == NULL)
NSLog("The struct is emp...