my string style like this
expression1/field1+expression2*expression3+expression4/field2*expression5*expression6/field3
a real style mybe like this:
computer/(100)+web*mail+explorer/(200)*bbs*solution/(300)
"+" and "*" represent operator
"computer","web"...represent expression
(100),(200) represent field num . field num may not exi...
How can we re assign the value of a StringBuffer or StringBuilder Variable?
StringBuffer sb=new StringBuffer("teststr");
Now i have to change the value of sb to "testString" without emptying the contents.
I am looking at a method which can do this assignment directly without using separate memory allocation.I think we can do it only a...
Good afternoon,
I'm learning about using RegEx's in Ruby, and have hit a point where I need some assistance.
I am trying to extract 0 to many URLs from a string.
This is the code I'm using:
sStrings = ["hello world: http://www.google.com", "There is only one url in this string http://yahoo.com . Did you get that?", "The first URL in t...
I cant find an expression to evaluate a part of a string.
I want to get something like that:
if (string[4:8]=='abc') {...}
I started writing like this:
if (string[4]=='a' && string[5]=='b' && string[6]=='c') {...}
but if i need to evaluate a big part of string like
if (string[10:40] == another_string) {...}
then it gets to wri...
hi all,
i'm accessing the stylesheet collection like this:
var css = document.styleSheets[0];
it returns eg. http://www.mydomain.com/css/main.css
question: how can i strip the domain name to just get /css/main.css ?
thx
...
I have:
NSString *promise = @"thereAreOtherWorldsThanThese";
which I'm trying to transform into the string:
@"There are other worlds than these"
I'm guessing this is a regex job, but I'm very new to Objective C, and have so far had no luck. I would greatly appreciate any help!
...
The following code is trying to remove any duplicate characters in a string.Iam not sure if the code is right??Can anybody help me with the working of the code i.e whats actually happening when there is a match in characters?
public static void removeDuplicates(char[] str) {
if (str == null) return;
int len = str.length;
if (len <...
I'm developing a REST service, so a request could be something like this:
/Data/Main/Table=Customers/
I need to get the segments one by one, and for each segment I will decide wich object I'm going to use, after I'll pass to that object the rest of the query so it can decide what to do next. Basically, the REST query is a path on a tre...
I'm familiar with php's function bin2hex() for converting binary data to its hexadecimal representation.
However, what is the complement function to convert the hexadecimal representation of the data back to binary data?
For example:
$foo = "hello";
$foo = bin2hex($foo);
echo $foo; // Displays 68656c6c6f
How do I turn it back to hel...
The string should be 6 - 20 characters in length.
And it should contain 1 Capital letter.
I can do this in code using C#
string st = "SomeString"
Regex rg = new Regex("[A-Z]");
MatchCollection mc = rg.Matches(st);
Console.WriteLine("Total Capital Letters: " + mc.Count);
if (mc.Count > 1)
{
...
I have a file in which each line contains two numbers. The problem is that the two number are separated by a space, but the space can be any number of blank spaces. either one, two, or more. I want to read the line and store each of the numbers in a variable, but I'm not sure how to tokenize it.
i.e
1 5
3 2
5 6
3 4
83 54
23 ...
I have a string in C# and would like to get text from specific line, say 65. And if file does not have so many lines I would like to get "". How to do this?
...
Hello
I have some data in the format of
C222 = 50
C1234P687 = 'some text'
C123YYY = 'text'
C444 = 89
C345 = 3
C122P687 = 'some text'
C122YYY = 'text'
....
....
so basically 3 different forms
"C" number = value, example - C444 = 89
"C" number "P" number = value, example - C123P687 = 'some text'
"C" number "YYY" = value
Only number...
"8,5,,1,4,7,,,,7,,1,9,3,6,,,8,6,3,9,,2,5,4,,,,,3,2,,,7,4,1,1,,4,,6,9,,5,,,,5,,,1,,6,3,,,6,5,,,,7,4,,1,7,6,,,,8,,5,,,7,1,,3,9,"
I'm doing a programming challenge where i need to parse this sequence into my sudoku script.
Need to get the above sequence into 8,5,0,1,4,7,0,0,0,7,0,1,9,3,6,0,0,8.........
I tried re but without success, help ...
Hi All.
I would like to trim a beginning and ending double quote (") from a string.
how can I achieve that in java? thanks!
...
Hi,
I have a string that ends with a " (quotation mark) that I want to get rid of. However, because XCode usually requires you to enter the text you wish to remove using stringByReplacingOccurrencesOfString in @"texttoremove" format, you can't use the quotation marks in the space as it thinks you are closing the text.
Update: Now I can...
I have a class I use to "split" a string of SQL commands by a batch separator - e.g. "GO" - into a list of SQL commands that are run in turn etc.
...
private static IEnumerable<string> SplitByBatchIndecator(string script, string batchIndicator)
{
string pattern = string.Concat("^\\s*", batchIndicator, "\\s*$");
RegexOptions opti...
$arr = array('superman','gossipgirl',...);
$text = 'arbitary stuff here...';
What I want to do is find the first/last occurencing index of each word in $arr within $text,how to do it efficiently in PHP?
...
Hello,
i would like to enclose strings inside of list into <> (formatted like <%s>). The current code does the following:
def create_worker (general_logger, general_config):
arguments = ["worker_name", "worker_module", "worker_class"]
__check_arguments(arguments)
def __check_arguments(arguments):
if len(sys.argv) < 2 + len...
I have a field in a text file exported from a database. The field contains addresses but sometimes they are quite long and the database allows them to contain multiple lines. When exported, the newline character gets replaced with a dollar sign like this:
first part of very long address$second part of very long address$third part of v...