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How do I get the list of keys in a Dictionary?
...g, int> data = new Dictionary<string, int>();
data.Add("abc", 123);
data.Add("def", 456);
foreach (string key in data.Keys)
{
Console.WriteLine(key);
}
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Java; String replace (using regular expressions)?
...answered Jul 23 '16 at 21:52
vit123vit123
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Converting A String To Hexadecimal In Java
I am trying to convert a string like "testing123" into hexadecimal form in java. I am currently using BlueJ.
21 Answers
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PadLeft function in T-SQL
...as the number gets bigger it should ALWAYS work.... regardless if its 1 or 123456789...
So if your max value is 123456... you would see 0000123456 and if your min value is 1 you would see 0000000001
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linux svn搭建配置及svn命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...asswd
[users]
# harry = harryssecret
# sally = sallyssecret
hello=123
用户名=密码
这样我们就建立了hello用户， 123密码
2.2 再设置权限authz
[root@www ~]# vi authz
[/]
hello= rw
意思是hello用户对所有的目录有读写权限，当然也...
How do I work around JavaScript's parseInt octal behavior?
... Number needs quotes around the 08. Also just be warned, Number('08.123') will produce 8.123 as its output. If you really want an integer, don't use Number (or pattern-match your input to ensure integers only).
– Jason S
May 11 '09 at 22:22
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Git diff output to file preserve coloring
...swered May 5 '14 at 20:37
sk8asd123sk8asd123
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How would you make a comma-separated string from a list of strings?
...gIO
import StringIO
import csv
l = ['list','of','["""crazy"quotes"and\'',123,'other things']
line = StringIO.StringIO()
writer = csv.writer(line)
writer.writerow(l)
csvcontent = line.getvalue()
# 'list,of,"[""""""crazy""quotes""and\'",123,other things\r\n'
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What is boxing and unboxing and what are the trade offs?
...xing is the conversion of a reference type into a value type.
EX: int i = 123;
object o = i;// Boxing
int j = (int)o;// UnBoxing
Value Types are: int, char and structures, enumerations.
Reference Types are:
Classes,interfaces,arrays,strings and objects
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How do I repeat an edit on multiple lines in Vim?
... to insert something on multiple lines, use Shift-i.
So for the text:
abc123abc
def456def
ghi789ghi
if you hit Ctrl-v with your cursor over the 1, hit j twice to go down two columns, then Shift-i,ESC , your text would look like this:
abc,123abc
def,456def
ghi,789ghi
(the multi-line insert has...