大约有 30,000 项符合查询结果（耗时：0.0665秒） [XML]
When to use CouchDB over MongoDB and vice versa
...e accepted answer : CouchDb has a great versionning system, but it doesn't mean that it is only suited (or more suited) for places where versionning is important. Also, couchdb is heavy-write friendly thanks to its append-only nature (writes operations return in no time while guaranteeing that no da...
Difference between Hive internal tables and external tables?
... the difference comes when dropping the table. I don't understand what you mean by the data and metadata is deleted in internal and only metadata is deleted in external tables.
Can anyone explain me in terms of nodes please.
...
how to get the last character of a string?
...
What do you mean by a "UTF-8 string"? The phrase makes no sense. FWIW though, JavaScript strings are funny beasts themselves: they are sequences of unsigned 16-bit integer values. If the intent of your string is to store characters, t...
Framework vs. Toolkit vs. Library [duplicate]
...between a library and a framework is Inversion of Control.
What does this mean? Well, it means that when you call a library, you are in control. But with a framework, the control is inverted: the framework calls you. (This is called the Hollywood Principle: Don't call Us, We'll call You.) This is p...
How to find out what group a given user has?
...
This one shows the user's uid as well as all the groups (with their gids) they belong to
id userid
share
|
improve this answer
|
...
IDENTITY_INSERT is set to OFF - How to turn it ON?
I have a deleted file archive database that stores the ID of the file that was deleted, I want the admin to be able to restore the file (as well as the same ID for linking files). I do not want to take identity_insert off the entire table, as the increment by one works great. In my insert to TBL...
Chmod 777 to a folder and all contents [duplicate]
...
If by all permissions you mean 777
Navigate to folder and
chmod -R 777 .
share
|
improve this answer
|
follow
...
Is short-circuiting logical operators mandated? And evaluation order?
...xpressions
a && b
a || b
a ? b : c
a , b
using the built-in meaning of the operators in these expressions, there is a sequence point after the evaluation of the first expression (12).
In C++ there is an extra trap: short-circuiting does NOT apply to types that overload operators || ...
Change Circle color of radio button
...int color: (only works on api level 21 or above)
<RadioButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/radio"
android:checked="true"
android:buttonTint="@color/your_color"/>
in your values/colors.xml put your color in this...
How to find all links / pages on a website
...sure I understand your question. If there is no robots.txt file, that just means you can crawl to your heart's content.
– Hank Gay
Jul 31 '13 at 15:14
8
...