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In SQL Server, when should you use GO and when should you use semi-colon ;?
...terminator. In another DBMS I have seen the ability to set the termination string. For example, you might specify that statements end with two pipe characters ||. You could then issue CREATE PROCEDURE ... much SQL ending in ; ... || and the double pipe ends the CREATE PROCEDURE statement. So my ques...
Is it possible to get CMake to build both a static and shared version of the same library?
...ke the type of the library a parameter:
set( ${PROJECT_NAME}_LIBTYPE CACHE STRING "library type" )
set_property( CACHE ${PROJECT_NAME}_LIBTYPE PROPERTY STRINGS "SHARED;STATIC" )
add_library( ${PROJECT_NAME} ${PROJECT_NAME}_LIBTYPE ${SOURCE_FILES} )
Having shared and static versions of the library i...
How to get last items of a list in Python?
... nine elements from a list (or any other sequence that supports it, like a string) would look like this:
num_list[-9:]
When I see this, I read the part in the brackets as "9th from the end, to the end." (Actually, I abbreviate it mentally as "-9, on")
Explanation:
The full notation is
sequenc...
What's the difference between disabled=“disabled” and readonly=“readonly” for HTML form input fields
...
@ToolmakerSteve Do you have a spec citation that empty strings are valid XHTML? I can only find commentary pages saying it's valid for HTML5. Everyone I've seen talking about XHTML say that its form for boolean attributes must be attrname="attrname". Either way, it doesn't seem t...
How can I color Python logging output?
... reset the levelname to the previous value, before returning the formatted string (credit to Michael in the comments).
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error: passing xxx as 'this' argument of xxx discards qualifiers
...simple: make the functions const as:
int getId() const {
return id;
}
string getName() const {
return name;
}
This is necessary because now you can call getId() and getName() on const objects as:
void f(const StudentT & s)
{
cout << s.getId(); //now okay, but error with ...
What does @hide mean in the Android source code?
...anager.java uses @hide:
/** @hide */
public static int checkUidPermission(String permission, int uid) {
try {
return AppGlobals.getPackageManager()
.checkUidPermission(permission, uid);
} catch (RemoteException e) {
// Should never happen, but if it does... d...
Performance surprise with “as” and nullable types
... JIT
TestUnrestricted<int>(1,5);
TestUnrestricted<string>("abc",5);
TestUnrestricted<int?>(1,5);
TestNullable<int>(1, 5);
const int LOOP = 100000000;
Console.WriteLine(TestUnrestricted<int>(1, LOOP));
Console.Writ...
Multiple inputs with same name through POST in php
...wer in POSTing Form Fields with same Name Attribute you also can interplay strings or integers without quoting.
The answers assume that you don't mind the key value coming back for PHP however you can set name=[yourval] (string or int) which then allows you to refer to an existing record.
...
Search for executable files using find command
...des. Octal modes are octal numbers (e.g., 111), whereas symbolic modes are strings (e.g., a=x).
Symbolic modes identify the security principals as u (user), g (group) and o (other), or a to refer to all three. Permissions are expressed as x for executable, for instance, and assigned to principals us...