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Why use Object.prototype.hasOwnProperty.call(myObj, prop) instead of myObj.hasOwnProperty(prop)?
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Is there any practical difference [between my examples]?
The user may have a JavaScript object created with Object.create(null), which will have a null [[Prototype]] chain, and therefore won't have hasOwnProperty() availabl...
How to float 3 divs side by side using CSS?
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answered Jan 28 '10 at 18:02
Nick Craver♦Nick Crave...
Get attribute name value of
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answered Aug 18 '10 at 15:34
djdd87djdd87
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How does zip(*[iter(s)]*n) work in Python?
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iter() is an iterator over a sequence. [x] * n produces a list containing n quantity of x, i.e. a list of length n, where each element is x. *arg unpacks a sequence into arguments for a function call. Therefore you're passing the sa...
Adding placeholder text to textbox
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Wouldn't that just be something like this:
Textbox myTxtbx = new Textbox();
myTxtbx.Text = "Enter text here...";
myTxtbx.GotFocus += GotFocus.EventHandle(RemoveText);
myTxtbx.LostFocus += LostFocus.EventHandle(AddText);
public void RemoveText(object sender, Eve...
Custom thread pool in Java 8 parallel stream
Is it possible to specify a custom thread pool for Java 8 parallel stream ? I can not find it anywhere.
15 Answers
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Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
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The default collation for stored procedure parameters is utf8_general_ci and you can't mix collations, so you have four options:
Option 1: add COLLATE to your input variable:
SET @rUsername = ‘aname’ COLLATE utf8_unicode_ci; -- COLLATE added
CALL updateProductUsers(@rUsern...
Convert seconds to HH-MM-SS with JavaScript?
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Don't you know datejs? it is a must know.
Using datejs, just write something like:
(new Date).clearTime()
.addSeconds(15457)
.toString('H:mm:ss');
--update
Nowadays date.js is outdated and not maintained, so use "Moment.js", w...
Undefined method 'task' using Rake 0.9.0
... running the 0.9.0.beta.4 version of Rake.
It looks like the new Rake::DSL is not loaded properly.
So I added following code to my Rakefile:
require 'rake'
# Rake Fix Code start
# NOTE: change 'Anelis' to your app's module name (see config/application.rb)
module ::Anelis
class Application
i...
In a Git repository, how to properly rename a directory?
...e old directory , and git add , git commit and push everything. But is this the best way?
8 Answers
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