大约有 30,000 项符合查询结果（耗时：0.0406秒） [XML]
Reverse a string in Java
I have "Hello World" kept in a String variable named hi .
45 Answers
45
...
Search All Fields In All Tables For A Specific Value (Oracle)
...me FROM all_tab_columns WHERE column_name LIKE '%DTN%';
But if the 'DTN' string is just a guess on your part, that probably won't help.
By the way, how certain are you that '1/22/2008P09RR8' is a value selected directly from a single column? If you don't know at all where it is coming from, it c...
When should one use a 'www' subdomain?
...aterials, would they immediately recognise it as a web address without the extra ‘www’ or ‘http://’? In Japan, for example, you would get funny looks for choosing the non-www version.
Whichever you choose, though, be consistent. Make both www and non-www versions accessible, but make one of...
How to create strings containing double quotes in Excel formulas?
How can I construct the following string in an Excel formula:
12 Answers
12
...
How to get first character of a string in SQL?
...th of 6. Now want to take only the first char of that column. Is there any string function in SQL to do this?
8 Answers
...
jQuery get textarea text
...ry -- what if the user types over some "output" ), or trying to build up a string from keystroke events ( foolish to try -- what about backspaces, etc? ).
– Nick Perkins
Aug 1 '11 at 23:22
...
Is JavaScript a pass-by-reference or pass-by-value language?
The primitive types (number, string, etc.) are passed by value, but objects are unknown, because they can be both passed-by-value (in case we consider that a variable holding an object is in fact a reference to the object) and passed-by-reference (when we consider that the variable to the object hol...
HTTP URL Address Encoding in Java
...
"/booksearch/first book.pdf",
null);
URL url = uri.toURL();
//or String request = uri.toString();
(the single-argument constructor of URI does NOT escape illegal characters)
Only illegal characters get escaped by above code - it does NOT escape non-ASCII characters (see fatih's comm...
How to replace all occurrences of a character in string?
... to replace all occurrences of a character with another character in std::string ?
15 Answers
...
How to match “any character” in regular expression?
... want a simple test harness in Java, here's one for you to play with:
String[] tests = {
"AAA123",
"ABCDEFGH123",
"XXXX123",
"XYZ123ABC",
"123123",
"X123",
"123",
};
for (String test : tests) {
System.out.println(test + " "...