大约有 13,360 项符合查询结果(耗时:0.0317秒) [XML]
String.Empty versus “” [duplicate]
... instead of "".
string a="";
string b=string.Empty;
is translate to
IL_0000: ldstr ""
IL_0005: ldsfld System.String.Empty
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How to get all groups that a user is a member of?
...pal.WindowsIdentity]::GetCurrent()
$groups = $id.Groups | foreach-object {$_.Translate([Security.Principal.NTAccount])}
$groups | select *
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Regex empty string or email
... looking for an email or nothing in the middle of a string. For this (email_regex)? is better-suited.
– jclancy
Jun 18 '13 at 23:26
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Cannot push to Git repository on Bitbucket
...er.email "you@example.com"
Check for OpenSSH:
$ ssh -v localhost
OpenSSH_4.6p1, OpenSSL...
See something like that?
Yes: Continue.
No: Skip to the FOR THE LAZY section or follow the linked article from VonC.
See if you have generated the keys already:
$ ls -a ~/.ssh/id_*
If there are two...
How can I pretty-print JSON using Go?
...NewFormatter()
f.Indent = 4
// Marshall the Colorized JSON
s, _ := f.Marshal(obj)
fmt.Println(string(s))
}
I'm writing the documentation for it now but I was excited to share my solution.
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is it possible to update UIButton title/text programmatically?
... It appears that the fix for this is to use the method [_button setTitle: @"title" forState: UIControlStateNormal]; instead of accessing the _button.titleLabel.text property directly. Stick with the method call and you'll probably get what you want.
– Rymnel...
Why does the default parameterless constructor go away when you create one with parameters
...n. Making the parameterless constructor private.
– mw_21
Aug 3 '12 at 8:53
5
That's not the same....
What is the argument for printf that formats a long?
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printf("%ld", ULONG_MAX) outputs the value as -1. Should be printf("%lu", ULONG_MAX) for unsigned long as described by @Blorgbeard below.
– jammus
Nov 12 '11 at 16:03
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Remove spaces from std::string in C++
...
The best thing to do is to use the algorithm remove_if and isspace:
remove_if(str.begin(), str.end(), isspace);
Now the algorithm itself can't change the container(only modify the values), so it actually shuffles the values around and returns a pointer to where the end now...
Querying data by joining two tables in two database on different servers
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You'll need to use sp_addlinkedserver to create a server link. See the reference documentation for usage. Once the server link is established, you'll construct the query as normal, just prefixing the database name with the other server. I.E:
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