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How SID is different from Service name in Oracle tnsnames.ora
...e as SID
and you can also give it any other
name you want.
SERVICE_NAME is the new feature from
oracle 8i onwards in which database
can register itself with listener. If
database is registered with listener
in this way then you can use
SERVICE_NAME parameter in tnsnames.ora
othe...
How to sort an array of integers correctly
... answered Nov 17 '18 at 21:01
dy_dy_
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...
Trim trailing spaces in Xcode
...ing script:
#!/usr/bin/perl
while (<>) {
s/\s+$//;
print "$_\n";
}
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How to save a Python interactive session?
...for your use-case there is the %save magic command, you just input %save my_useful_session 10-20 23 to save input lines 10 to 20 and 23 to my_useful_session.py (to help with this, every line is prefixed by its number).
Furthermore, the documentation states:
This function uses the same syntax as...
Finding duplicate values in a SQL table
...aggregated columns in the GROUP BY.
MySQL is unpredictable and you need sql_mode=only_full_group_by:
GROUP BY lname ORDER BY showing wrong results;
Which is the least expensive aggregate function in the absence of ANY() (see comments in accepted answer).
Oracle isn't mainstream enough (warning: h...
How do I create a foreign key in SQL Server?
...
create table question_bank
(
question_id uniqueidentifier primary key,
question_exam_id uniqueidentifier not null,
question_text varchar(1024) not null,
question_point_value decimal,
constraint fk_questionbank_exams foreign ke...
How to fix Array indexOf() in JavaScript for Internet Explorer browsers
...
The underscore.js library has an indexOf function you can use instead:
_.indexOf([1, 2, 3], 2)
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Testing service in Angular returns module is not defined
...ple testacular.conf.js */
basePath = '../';
files = [
JASMINE,
JASMINE_ADAPTER,
'path/to/angular.js',
'path/to/angular-mocks.js', // for angular.mock.module and inject.
'src/js/**/*.js', // application sources
'test/unit/**/*.spec.js' // specs
];
autoWatch = true;
bro...
RESTful Authentication
...49:
GET /resource/1 HTTP/1.1
Host: example.com
Authorization: Bearer mF_9.B5f-4.1JqM
In short, this is very similar to a cookie and suffers to the same issues: not stateless, relying on HTTP transmission details, and subject to a lot of security weaknesses - including MiM and Replay - so is to...
Best way to create an empty object in JSON with PHP?
...ll end up with a {} in your encoded data you could use a hack such as:
json_encode (json_decode ("{}"));
Even though it's tedious and ugly I do assume/hope that json_encode/json_decode is compatible with one and other and always will evalute the following to true:
$a = <something>;
$a === js...