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Mimicking sets in JavaScript?
...u need or transpiling ES6 code for your environment), then you can use the Set object built into ES6. It has very nice capabilities and can be used as is right in your environment.
For many simple things in an ES5 environment, using an Object works very well. If obj is your object and A is a vari...
Animate element to auto height with jQuery
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Becareful about setting fixed heights on responsive designs. It turns into a mess if the user resizes the screen. Best to set height to 'auto' once the animation is complete.
– Jonathan Tonge
Jan 27 '14...
Why should Java ThreadLocal variables be static
...that it would be better to use a ThreadLocal to hold a reference to a hash-set that maps objects to per-thread instances.
– supercat
Mar 17 '14 at 23:03
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How to justify a single flexbox item (override justify-content)
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There doesn't seem to be justify-self, but you can achieve similar result setting appropriate margin to auto¹. E. g. for flex-direction: row (default) you should set margin-right: auto to align the child to the left.
.container {
height: 100px;
border: solid 10px skyblue;
display...
Best way to test if a row exists in a MySQL table
...: what happens when the statement is executed? I mean what does the result set contain?
– Ashwin
Nov 4 '12 at 11:37
13
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jQuery - setting the selected value of a select control via its text description
... In more recent versions of jQuery, .val('not-an-option-value') will reset the select to the first option.
– dland
May 3 '11 at 9:29
5
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Underlining text in UIButton
...der;
CGContextRef contextRef = UIGraphicsGetCurrentContext();
// set to same colour as text
CGContextSetStrokeColorWithColor(contextRef, self.titleLabel.textColor.CGColor);
CGContextMoveToPoint(contextRef, textRect.origin.x, textRect.origin.y + textRect.size.height + descender);
...
Why are the Level.FINE logging messages not showing?
... the messages to the destinations, which is taken care of by the Handlers. Setting the level of a logger, only causes it to create log records matching that level or higher.
You might be using a ConsoleHandler (I couldn't infer where your output is System.err or a file, but I would assume that it i...
Run an Application in GDB Until an Exception Occurs
...ing excerpt From the gdb manual describes the catchpoint feature.
5.1.3 Setting catchpoints
You can use catchpoints to cause the debugger to stop for certain kinds of program events, such as C++ exceptions or the loading of a shared library. Use the catch command to set a catchpoint.
catch eve...
pandas DataFrame: replace nan values with average of columns
... @amalik2205 because otherwise you are leaking information from the test set into the training set! Imagine it like this: We have 100 data rows and we consider column x. The first 99 entries of x are NA. We want to split off row 100 as a test set. Let's assume row 100 has value 20 in column x. The...