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Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?
... @SamuelRenkert also the Linux backdoor that was found in 2003: if (user_id = ROOT_UID)
– Supuhstar
Dec 23 '15 at 16:52
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How to return multiple values? [duplicate]
...e returning more than 1 value that are related, then it makes sense to encapsulate them into a class and then return an object of that class.
If you want to return unrelated values, then you can use Java's built-in container classes like Map, List, Set etc. Check the java.util package's JavaDoc for...
【精心整理】【实用】visual C++中最常用的类与API函数 - C/C++ - 清泛网 -...
...图资源
BOOL LoadBitmap(UINT nIDResource);
BOOL LoadBitmap(LPCTSTR lpszResourceName);
参数：nIDResource 位图资源ID号；lpszResourceName 位图资源名
返回值：若成功，返回非0；否则返回0
CBrush类：封装图形设备接口(GDI)中的画刷
CBrush::CreateSolidBrus...
Is it secure to store passwords as environment variables (rather than as plain text) in config files
I work on a few apps in rails, django (and a little bit of php), and one of the things that I started doing in some of them is storing database and other passwords as environment variables rather than plain text in certain config files (or in settings.py, for django apps).
...
H2 in-memory database. Table not found
...KEY, FIRSTNAME VARCHAR(64), LASTNAME VARCHAR(64))");
PreparedStatement ps=connection.prepareStatement("select * from PERSON");
ResultSet r=ps.executeQuery();
if(r.next()) {
System.out.println("data?");
}
r.close();
ps.close();
s.close();
connection.close();
}
...
Limiting the number of records from mysqldump?
...ault to and advise "id" for PK-columns, since it is redundant to say users.user_id instead of just users.id.
– Andreas Bergström
Nov 23 '17 at 8:50
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Is there an equivalent of 'which' on the Windows command line?
... tries the unadorned command then each of the extension ones. Hope that helps. You can tweak it to your needs as you see fit (if you want the same search order as with Windows for example - this one shows all possibilities).
– paxdiablo
Mar 26 '10 at 1:34
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how to permit an array with strong parameters
...y
params.require(:question).permit(:question_details, :question_content, :user_id, :accepted_answer_id, :province_id, :city, :category_ids => [])
Works perfectly now!
(IMPORTANT: As @Lenart notes in the comments, the array declarations must be at the end of the attributes list, otherwise you'...
delete_all vs destroy_all?
...l
You can do :
u = User.find_by_name('JohnBoy')
UsageIndex.destroy_all "user_id = #{u.id}"
The result is one query to destroy all the associated records
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How to make pipes work with Runtime.exec()?
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I ran into a similar problem in Linux, except it was "ps -ef | grep someprocess".
At least with "ls" you have a language-independent (albeit slower) Java replacement. Eg.:
File f = new File("C:\\");
String[] files = f.listFiles(new File("/home/tihamer"));
for (String file : fi...