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How is the “greater than” or “>” character used in CSS?
I have seen this character a number of times in CSS files but I have no idea how its used. Can anyone explain it to me and show how they are useful in making a page style easier?
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How do I use vim registers?
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0p would mean go to the first character of the current line and paste from the contents of the default register ("). "p would be an incomplete command since you need to specify what command to use the register p for.
– Ramon Marco L....
Does use of final keyword in Java improve the performance?
...ically, which may in the end result in faster code. For example, the final Strings a + b in the example below are concatenated statically (at compile time).
public class FinalTest {
public static final int N_ITERATIONS = 1000000;
public static String testFinal() {
final String a =...
Naming convention for unique constraint
...imary key doesn't get a sequence number since there can be only one. The 2-char alpha suffix meanings are:
PK: Primary Key
AK: Alternate Key
FK: Foreign Key
IX: IndeX
CK: ChecK
DF: DeFault
I generally want to group metadata/system catalog data by the controlling object rather than by object type...
How can I beautify JavaScript code using Command Line?
...nsole context. The function print does what you'd expect, and prints out a string. The function readFile accepts a file path string as an argument and returns the contents of that file.
You'd invoke the above something like
java -cp js.jar org.mozilla.javascript.tools.shell.Main beautify.js f...
List columns with indexes in PostgreSQL
...ect
t.relname as table_name,
i.relname as index_name,
array_to_string(array_agg(a.attname), ', ') as column_names
from
pg_class t,
pg_class i,
pg_index ix,
pg_attribute a
where
t.oid = ix.indrelid
and i.oid = ix.indexrelid
and a.attrelid = t.oid
and a.attn...
Apache VirtualHost 403 Forbidden
..."Require all granted" to each virtual host settings inside the apache/conf/extra/httpd-vhosts.conf file.
– Soundfx4
Jul 14 '15 at 22:33
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Xcode 4 - “Archive” is greyed out?
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see the picture. but I have to type enough chars to post the picture.:)
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How do you know when to use fold-left and when to use fold-right?
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The extra stack frames will definitely make a difference for large lists. If your stack frames exceed the size of the processor's cache, then your cache-misses are going to affect performance. Unless the list is doubly-linked, it...
Padding between ActionBar's home icon and title
... Interesting solution but does not work for me - i can either add extra padding this way or crop the logo image - no good (4.3)
– Dori
Oct 11 '13 at 12:26
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