大约有 16,000 项符合查询结果（耗时：0.0250秒） [XML]
Remove file extension from a file name string
...
String.LastIndexOf would work.
string fileName= "abc.123.txt";
int fileExtPos = fileName.LastIndexOf(".");
if (fileExtPos >= 0 )
fileName= fileName.Substring(0, fileExtPos);
share
|
...
Repair all tables in one go
...
Use following query to print REPAIR SQL statments for all tables inside a database:
select concat('REPAIR TABLE ', table_name, ';') from information_schema.tables
where table_schema='mydatabase';
After that copy all the queries and execute it on...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
... a character in the Forsyte Saga by John Galsworthy; the wordlist has been converted to lower-case so it wasn't possible for me to quickly remove proper names.)
share
|
improve this answer
...
What is the difference between Ruby 1.8 and Ruby 1.9
...g tASSOC
Ruby 1.8.6
irb(main):001:0> {1,2}
=> {1=>2}
Action: Convert to {1 => 2}
Array.to_s Now Contains Punctuation
Ruby 1.9
irb(main):001:0> [1,2,3].to_s
=> "[1, 2, 3]"
Ruby 1.8.6
irb(main):001:0> [1,2,3].to_s
=> "123"
Action: Use .join instead
Colon No Lo...
What are the differences between Perl, Python, AWK and sed? [closed]
...r and sed-killer. Two of the programs provided with it are a2p and s2p for converting awk scripts and sed scripts into Perl. Perl is one of the earliest of the next generation of scripting languages (Tcl/Tk can probably claim primacy). It has powerful integrated regular expression handling with a va...
Insert code into the page context using a content script
...ve();
This method works, because the + operator on strings and a function converts all objects to a string. If you intend on using the code more than once, it's wise to create a function to avoid code repetition. An implementation might look like:
function injectScript(func) {
var actualCode = ...
Create table (structure) from existing table
...
Try:
Select * Into <DestinationTableName> From <SourceTableName> Where 1 = 2
Note that this will not copy indexes, keys, etc.
If you want to copy the entire structure, you need to generate a Create Script of the table. You c...
Stopwatch vs. using System.DateTime.Now for timing events [duplicate]
... Please take a look at the line, where count is defined. It is defined as: int count = repetitions - discardCount;. That is why when calculating the average time I subtract discardCount only once (it has already been subtracted once). Regards.
– Pavel Vladov
Au...
LINQ with groupby and count
.../array of some class that looks like
class UserInfo {
string name;
int metric;
..etc..
}
...
List<UserInfo> data = ..... ;
When you do data.GroupBy(x => x.metric), it means "for each element x in the IEnumerable defined by data, calculate it's .metric, then group all the eleme...
Cannot highlight all occurrences of a selected word in Eclipse
...entifiers in editors of whatever language. For example, it won't highlight int in C editors, and it won't help at all in the Console pane.
So if you want to highlight ALL occurrences on ANY word in ANY Eclipse pane (kinda like Notepad++ does), try the Glance plug-in for Eclipse.
As of November 201...