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typecast string to integer - Postgres
... edited Mar 2 at 7:10
Abel Callejo
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answered Jun 1 '15 at 20:22
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Find the number of columns in a table
...bject it can be a table too, if we use the Shortcut Key Alt+F1 we will get all the information of the object and I think will solve your problem as well.
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Selecting a row in DataGridView programmatically
...ow can I select a particular range of rows in a DataGridView programmatically at runtime?
8 Answers
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How to enable cURL in PHP / XAMPP
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On Debian with Apache 2:
apt-get install php5-curl
/etc/init.d/apache2 restart
(php4-curl if it's php4)
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Android: how to hide ActionBar on certain activities
...e="android:windowActionBar">false</item> wouldn't that hide it on all screens?
– Tomer
Oct 23 '13 at 15:10
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Is there a way to detect if an image is blurry?
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Unless your image is cyclic, you will usually have sharp edges at the borders of the image that lead to very high frequencies
– Niki
Oct 14 '11 at 11:04
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Insert current date in datetime format mySQL
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NOW() is used to insert the current date and time in the MySQL table. All fields with datatypes DATETIME, DATE, TIME & TIMESTAMP work good with this function.
YYYY-MM-DD HH:mm:SS
Demonstration:
Following code shows the usage of NOW()
INSERT INTO auto_ins
(MySQL_Function, DateTime, Date,...
Laravel Pagination links not including other GET parameters
...ameter(s):
$users->appends(request()->input())->links();
Personally, I try to avoid using Facades as much as I can. Using global helper functions is less code and much elegant.
UPDATE:
Do not use Input Facade as it is deprecated in Laravel v6+
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What is the purpose of setting a key in data.table?
... updated this answer again (Feb 2016) in light of the new on= feature that allows ad-hoc joins as well. See history for earlier (outdated) answers.
What exactly does setkey(DT, a, b) do?
It does two things:
reorders the rows of the data.table DT by the column(s) provided (a, b) by reference, a...
Chain-calling parent initialisers in python [duplicate]
... B inheriting from A, class C inheriting from B. What is a generic way to call a parent class initialiser in an initialiser? If this still sounds too vague, here's some code.
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