大约有 3,300 项符合查询结果（耗时：0.0237秒） [XML]
Changing capitalization of filenames in Git
....
mv: allow renaming to fix case on case insensitive filesystems
"git mv hello.txt Hello.txt" on a case insensitive filesystem always triggers "destination already exists" error, because these two names refer to the same path from the filesystem's point of view and requires the user to give "--for...
How to create a cron job using Bash automatically without the interactive editor?
...ntab -l > mycron
#echo new cron into cron file
echo "00 09 * * 1-5 echo hello" >> mycron
#install new cron file
crontab mycron
rm mycron
Cron line explaination
* * * * * "command to be executed"
- - - - -
| | | | |
| | | | ----- Day of week (0 - 7) (Sunday=0 or 7)
| | | ------- Month (...
What is the difference between IEqualityComparer and IEquatable?
...comparisons. Note that a IEqualityComparer<String> which considers "hello" equal to both "Hello" and "hElLo" must consider "Hello" and "hElLo" equal to each other, but for most comparison methods that wouldn't be a problem.
– supercat
Mar 19 '13 at 20:03...
How to create an HTTPS server in Node.js?
...q, res) {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello World\n');
};
var server = http.createServer();
server.setSecure(credentials);
server.addListener("request", handler);
server.listen(8000);
s...
JavaScript: clone a function
...: "You shall not pass!" }); // this object is binded
newFunc.apply({ msg: "hello world" }); //logs "You shall not pass!" instead
Bound function object, instanceof treats newFunc/oldFunc as the same. Credit to @Christopher
(new newFunc()) instanceof oldFunc; //gives true
(new oldFunc()) instanceof...
Disable output buffering
...(self.stream, attr)
import sys
sys.stdout = Unbuffered(sys.stdout)
print 'Hello'
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What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
...oid Main(string[] args)
{
string[] test = new string[3];
test[0]= "hello1";
test[1]= "hello2";
test[2]= "hello3";
for (int i = 0; i <= 3; i++)
{
Console.WriteLine(test[i].ToString());
}
}
Result will be:
hello1
hello2
hello3
Unhandled Exception: System.Ind...
Blocks and yields in Ruby
... the block. In 1.8, you'd get something like the following:
>> a = "Hello"
=> "Hello"
>> 1.times { |a| a = "Goodbye" }
=> 1
>> a
=> "Goodbye"
Whereas 1.9 would give you:
>> a = "Hello"
=> "Hello"
>> 1.times { |a| a = "Goodbye" }
=> 1
>> a
=> ...
Determine path of the executing script
...ing",other.name,"from",script.name))
source(other.name)
other.R:
print("hello")
output:
burner@firefighter:~$ main.R
[1] "Sourcing /home/burner/bin/other.R from /home/burner/bin/main.R"
[1] "hello"
burner@firefighter:~$ bin/main.R
[1] "Sourcing bin/other.R from bin/main.R"
[1] "hello"
burner@f...
Check if value exists in Postgres array
...ll throw error: ERROR: syntax error at or near "any"
select 1 where any('{hello}'::text[]) = 'hello';
Whereas below example works fine
select 1 where 'hello' = any('{hello}'::text[]);
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