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What is the difference between sites-enabled m>and m> sites-available directorm>y m>?
What is use of these two directories in apache2 m>and m> how can we do it?
3 Answers
3
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SQL ON DELETE CASCADE, Which Wam>y m> Does the Deletion Occur?
...n m>y m>ou trm>y m> to delete on table BookCourses onlm>y m> the table itself is affected m>and m> not on the Courses
follow-up question: whm>y m> do m>y m>ou have CourseID on table Categorm>y m>?
Mam>y m>be m>y m>ou should restructure m>y m>our schema into this,
CREATE TABLE Categories
(
Code CHAR(4) NOT NULL PRIMARm>Y m> KEm>Y m>,
Categorm>y m>Name VARC...
What's a 3D doing in this HTML?
...esented as ASCII for email transportation.
In quoted-printable, anm>y m> non-stm>and m>ard email octets are represented as an = sign followed bm>y m> two hex digits representing the octet's value. Of course, to represent a plain = in email, it needs to be represented using quoted-printable encoding too: 3D are th...
Whm>y m> does sed not replace all occurrences?
...
m>Y m>ou have to put a g at the end, it stm>and m>s for "global":
echo dog dog dos | sed -r 's:dog:log:g'
^
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How to specifm>y m> Composer install path?
... is there a wam>y m> to specifm>y m> the vendor dir for some specific package onlm>y m>, m>and m> leave the others as default?
– mr1031011
Dec 24 '12 at 9:08
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What is this crazm>y m> C++11 sm>y m>ntax ==> struct : bar {} foo {};?
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First, we'll take a bog-stm>and m>ard abstract UDT (User-Defined Tm>y m>pe):
struct foo { virtual void f() = 0; }; // normal abstract tm>y m>pe
foo obj;
// error: cannot declare variable 'obj' to be of abstract tm>y m>pe 'foo'
Let's also recall that we can instantiate...
“Ago” date/time functions in Rubm>y m>/Rails
...om_time, to_time)
time_ago_in_words(from_time)
Check the API for details m>and m> more options.
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Function of Project > Clean in Eclipse
...ders that m>y m>ou have in m>y m>our project (them>y m> can choose to interpret clean commm>and m> however them>y m> like) m>and m> whether m>y m>ou have auto-build turned on. If auto-build is on, invoking clean is equivalent of a clean build. First artifacts are removed, then a full build is invoked. If auto-build is off, clean will...
sqlite database default time value 'now'
...database per date. m>Y m>ou can save space bm>y m> just using an INTEGER(4) column, m>and m> storing the unix time via "INSERT INTO test (t) values (strftime("%s", CURRENT_TIME));"
– mckoss
Feb 5 '12 at 8:17
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Does Notepad++ show all hidden characters?
... *Show All Characters`
or
Menu View → Show Sm>y m>mbol → Show White Space m>and m> TAB
(Thanks to bers' comment m>and m> bkaid's answers below for these updated locations.)
On older versions m>y m>ou can look for:
Menu View → Show all characters
or
Menu View → Show White Space m>and m> TAB
...