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How to select the nth row in a SQL database table?
...upports the standard windowing functions:
SELECT * FROM (
SELECT
ROW_NUMBER() OVER (ORDER BY key ASC) AS rownumber,
columns
FROM tablename
) AS foo
WHERE rownumber <= n
(which I just copied from the site linked above since I never use those DBs)
Update: As of PostgreSQL 8.4 the st...
Get free disk space
...nswered Nov 27 '12 at 6:58
sasha_gudsasha_gud
1,4201111 silver badges1818 bronze badges
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How to count the frequency of the elements in an unordered list?
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@CristianCiupitu: sum(1 for _ in group).
– Martijn Pieters♦
Jul 29 '16 at 7:25
8
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MySQL Error 1153 - Got a packet bigger than 'max_allowed_packet' bytes
...port.
For the client, you can specify it on the command line:
mysql --max_allowed_packet=100M -u root -p database < dump.sql
Also, change the my.cnf or my.ini file under the mysqld section and set:
max_allowed_packet=100M
or you could run these commands in a MySQL console connected to that...
Dynamically access object property using variable
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You can do it like this using Lodash get
_.get(object, 'a[0].b.c');
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How to pass a view's onClick event to its parent on Android?
... You should set it to android:inputType="none"
– AZ_
May 19 at 11:35
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Android: how do I check if activity is running?
...r activityManager = (ActivityManager) ctx.getSystemService(Context.ACTIVITY_SERVICE);
List<RunningTaskInfo> tasks = activityManager.getRunningTasks(Integer.MAX_VALUE);
for (RunningTaskInfo task : tasks) {
if (ctx.getPackageName().equalsIgnoreCase(task.baseActivity....
HTML code for an apostrophe
...hat is ok according to wikipedia: en.wikipedia.org/wiki/Apostrophe#Entering_apostrophes
– matt burns
Feb 24 '15 at 10:52
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AngularJS: Is there any way to determine which fields are making a form invalid?
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For checking which field of form is invalid
console.log($scope.FORM_NAME.$error.required);
this will output the array of invalid fields of the form
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iTunes Connect: How to choose a good SKU?
...think people will create a new App for version 2 -- and calling that Orange_Ball_02?
– dhrm
Jan 3 '12 at 15:53
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