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Mysql order by specific ID values
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You can use ORDER BY and FIELD function.
See http://lists.mysql.com/mysql/209784
SELECT * FROM table ORDER BY FIELD(ID,1,5,4,3)
It uses Field() function, Which "Returns the index (position) of str in the str1, str2, str3, ... list. Returns 0 i...
Limiting the number of records from mysqldump?
... --no-create-info flag on pages other than the first to only dump the data and leave off the create table stuff.
– pfuri
Apr 10 '17 at 19:56
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AngularJS - pass function to directive
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Thank Codezilla for your answer, and I want to ask about the circumstance when I want to bind the function "updateFn" from parent scope to isolate scope in directive "test", is that possible?
– user2707026
Aug 23 '13 at...
android button selector
... just need to set selector of button in your layout file.
<Button
android:id="@+id/button1"
android:background="@drawable/selector_xml_name"
android:layout_width="200dp"
android:layout_height="126dp"
android:text="Hello" />
and done.
Edit
Following is button_effec...
How do I do redo (i.e. “undo undo”) in Vim?
...e for the times you have seemingly screwed yourself with a flurry of undos and redos.
– Jake Sellers
Jan 3 '14 at 5:31
3
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How to combine two strings together in PHP?
...ays to concatenate two strings together.
Use the concatenation operator . (and .=)
In PHP . is the concatenation operator which returns the concatenation of its right and left arguments
$data1 = "the color is";
$data2 = "red";
$result = $data1 . ' ' . $data2;
If you want to append a string to anot...
Express command not found
...lly on my machine with npm install -g express if I cd into a directory and try to run express I get the following error:
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Resetting generator object in Python
...ls.tee) - this uses lazy load strategy, so items to list copied only on demand
– Dewfy
Aug 13 '09 at 13:23
11
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Changing the interval of SetInterval while it's running
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I assume that is what he meant. I just tried that and it seems to be working. Thanks, guys!
– Joe Di Stefano
Aug 14 '09 at 21:32
2
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How can I check whether a numpy array is empty or not?
...an always take a look at the .size attribute. It is defined as an integer, and is zero (0) when there are no elements in the array:
import numpy as np
a = np.array([])
if a.size == 0:
# Do something when `a` is empty
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