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Getting the location from an IP address [duplicate]
...g JavaScript for client-side scripting, PHP for server-side scripting, and MySQL for the database.
23 Answers
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Stopping an Android app from console
...s adb shell kill
That will only work for devices/emulators where you have root immediately upon running a shell. That can probably be refined slightly to call su beforehand.
Otherwise, you can do (manually, or I suppose scripted):
pc $ adb -d shell
android $ su
android # ps
android # kill <pro...
Add primary key to existing table
...primary key for sql table.
First, you have to drop your old primary key.
MySQL:
ALTER TABLE Persion
DROP PRIMARY KEY;
SQL Server / Oracle / MS Access:
ALTER TABLE Persion
DROP CONSTRAINT 'constraint name';
You have to find the constraint name in your table. If you had
given constraint n...
Navigation bar appear over the views with new iOS7 SDK
...aque. Rather than doing this in code, simply untick "Translucent" for your root navigation bar:
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On delete cascade with doctrine2
...rine's cascade={"remove"} removes the related entities before removing the root entity (it has to). So when the root entity is deleted there aren't any foreign relations left for onDelete="CASCADE" to delete. But to be sure I would suggest you simply create a small test case and look at the queries ...
How to enable PHP short tags?
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/etc/php.d/gd.ini,
/etc/php.d/json.ini,
/etc/php.d/mcrypt.ini,
/etc/php.d/mysql.ini,
/etc/php.d/mysqli.ini,
/etc/php.d/pdo.ini,
/etc/php.d/pdo_mysql.ini,
/etc/php.d/pdo_sqlite.ini,
/etc/php.d/phar.ini,
/etc/php.d/sqlite3.ini,
/etc/php.d/zip.ini
See 2nd line from the comment output.The file will b...
IntelliJ does not show project folders
...hat pops up, click on the "..." next button which takes you to the Content root. Find your root folder and select it
Click the "ok" button
Ignore any warning that says the name is already in use
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Select top 10 records for each category
...d
HAVING COUNT(*) <= 10;
update: This example of GROUP BY works in MySQL and SQLite only, because those databases are more permissive than standard SQL regarding GROUP BY. Most SQL implementations require that all columns in the select-list that aren't part of an aggregate expression are al...
When to use inline function and when not to use it?
... most important rule of optimization is that premature optimization is the root of all evil. Always write clear code (using efficient algorithms), then profile your program and only optimize functions that are taking too long.
If you find a particular function is very short and simple, and it's ge...
How to serialize an object to XML without getting xmlns=“…”?
...ter, object, xmlns);
you will have the three namespaces declared in the root element and no more needed to be generated in the other elements which will be prefixed accordingly
<root xmlns:one="urn:names:specification:schema:xsd:one" ... />
<one:Element />
<two:ElementFromAn...