pad | Left and Right padding of strings for Go
kandi X-RAY | pad Summary
kandi X-RAY | pad Summary
A golang implementation of the left-pad javascript library. I was inspired by Stew's left-cats, who was inspired by this article, to port this to Go. This implementation will let you pad byte-strings and UTF-8 encoded strings.
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Top functions reviewed by kandi - BETA
- returns n times
- Prints a pad
- Left returns the left side of the given string
- Right returns the string at the given length
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Trending Discussions on pad
QUESTION
I want to customize TextField
composable in Jetpack Compose. I am trying to achieve the result in the image below, but somehow TextField
has some default paddings which i couldn't find how to change values of. I want to remove default paddings and customize it
(The image on the right one is the result i achieved. I drew a border so that you can see it has padding, btw below that TextField
are just Text
composables, they aren't TextFields
)
Below is my TextField
code
ANSWER
Answered 2021-Jul-31 at 10:03Actually that is innate, it follows material guidelines. If you wish to disable it, an alternative could be to set the height of the TextField explicitly, and matching it with the font size of the text. That way it will only extend till the text does. Another way would be to look at the source of TextField. You could just copy the source and make modifications to meet your requirements. The former sounds like an easy fix, however, the latter is no big deal as well. It is doable, and is a recommended practice to customize behavior for your needs. Also, just as a side note, I don't think it is a good idea to disable that padding. It was added to design guidelines since it seems pretty sensible and natural to have it. Sometimes we find some designs attractive when we think about them but they aren't as good when seen implemented.
QUESTION
I'm trying to create a flexbox that is both horizontally as vertically scrollable in case its needed. It's kind of a table layout in flexbox. In the picture below you can see the concept that I'm trying to achieve. This works correctly when the viewport is not too small or too short.
We can then resize the viewport. This works correctly for the vertical overflow. A scrollbar appears and we can scroll downwards. This sadly doesn't work correctly horizontally. We also get a scrollbar for the horizontal part. But the yellow rows (with test) are not the full width I need it to be.
...ANSWER
Answered 2022-Mar-19 at 02:36Every red and blue cells have a minimal width (with flex-basis
and flex-shrink: 0
) but not the yellow.
The yellow are using the largest width possible for them, but the others are going out their container.
In this situation, the simplest way to "fix" it is to set a minimal width to the yellow bars too.
A small example (with variables to simplify maintainability)
Diff:
QUESTION
In my JavaFX project I'm using a lot of shapes(for example 1 000 000) to represent geographic data (such as plot outlines, streets, etc.). They are stored in a group and sometimes I have to clear them (for example when I'm loading a new file with new geographic data). The problem: clearing / removing them takes a lot of time. So my idea was to remove the shapes in a separate thread which obviously doesn't work because of the JavaFX singlethread.
Here is a simplified code of what I'm trying to do:
HelloApplication.java
...ANSWER
Answered 2022-Feb-21 at 20:14The long execution time comes from the fact that each child of a Parent
registers a listener with the disabled
and treeVisible
properties of that Parent
. The way JavaFX is currently implemented, these listeners are stored in an array (i.e. a list structure). Adding the listeners is relatively low cost because the new listener is simply inserted at the end of the array, with an occasional resize of the array. However, when you remove a child from its Parent
and the listeners are removed, the array needs to be linearly searched so that the correct listener is found and removed. This happens for each removed child individually.
So, when you clear the children list of the Group
you are triggering 1,000,000 linear searches for both properties, resulting in a total of 2,000,000 linear searches. And to make things worse, the listener to be removed is either--depending on the order the children are removed--always at the end of the array, in which case there's 2,000,000 worst case linear searches, or always at the start of the array, in which case there's 2,000,000 best case linear searches, but where each individual removal results in all remaining elements having to be shifted over by one.
There are at least two solutions/workarounds:
Don't display 1,000,000 nodes. If you can, try to only display nodes for the data that can actually be seen by the user. For example, the virtualized controls such as
ListView
andTableView
only display about 1-20 cells at any given time.Don't clear the children of the
Group
. Instead, just replace the oldGroup
with a newGroup
. If needed, you can prepare the newGroup
in a background thread.Doing it that way, it took 3.5 seconds on my computer to create another
Group
with 1,000,000 children and then replace the oldGroup
with the newGroup
. However, there was still a bit of a lag spike due to all the new nodes that needed to be rendered at once.If you don't need to populate the new
Group
then you don't even need a thread. In that case, the swap took about 0.27 seconds on my computer.
QUESTION
I have the following code (also pasted below), where I want to make a layout of two columns. In the first one I am putting two images, and in the second displaying some text.
In the first column, I want to have the first image with width:70%
and the second one with position:absolute
on it. The final result should be like this
As you see the second image partially located in first one in every screens above to 768px
.
I can partially locate second image on first one, but that is not dynamic, if you change screen dimensions you can see how that collapse.
But no matter how hard I try, I can not achieve this result.
...ANSWER
Answered 2022-Feb-07 at 08:19With the code below, you have the structure that you want. All you have to do is to play with the width
, height
, etc to make exactly what you need.
QUESTION
I am getting an error when trying to save a model with data augmentation layers with Tensorflow version 2.7.0.
Here is the code of data augmentation:
...ANSWER
Answered 2022-Feb-04 at 17:25This seems to be a bug in Tensorflow 2.7 when using model.save
combined with the parameter save_format="tf"
, which is set by default. The layers RandomFlip
, RandomRotation
, RandomZoom
, and RandomContrast
are causing the problems, since they are not serializable. Interestingly, the Rescaling
layer can be saved without any problems. A workaround would be to simply save your model with the older Keras H5 format model.save("test", save_format='h5')
:
QUESTION
ANSWER
Answered 2021-Aug-03 at 11:33It is the expected behaviour. You are constructing two separate app bars for both the screens so they are bound to flash. This is not the correct way. The correct way would be to actually put the scaffold in your main activity and place the NavHost as it's content. If you wish to modify the app bar, create variables to hold state. Then modify them from the Composables. Ideally, store then in a viewmodel. That is how it is done in compose. Through variables.
Thanks
QUESTION
In vuejs2 app having select input with rather big options list it breaks design of my page on extra small devices. Searching in net I found “size” property, but that not what I I need : I want to have dropdown selection, which is the default. Are there some other decision, maybe with CSS to set max-height of dropdown selection area.
Modeified PART # 1: I made testing demo page at http://photographers.my-demo-apps.tk/sel_test it has 2 select inputs with custom design and events as in this example link How to Set Height for the Drop Down of Select box and following workaround at js fiddle:
...ANSWER
Answered 2022-Jan-15 at 16:00Unfortunately, you cannot chant the height of a dropdown list (while using ).
It is confirmed here.
you can build it yourself using divs & v-for (assuming you get the list from an outsource) and then you can style it as you wish.
apologies for barring bad news.
QUESTION
fn main() {
let arr: [u8;8] = [97, 112, 112, 108, 101];
println!("Len is {}",arr.len());
println!("Elements are {:?}",arr);
}
...ANSWER
Answered 2021-Oct-05 at 05:31You can use concat_arrays macro for it:
QUESTION
The keyboard hides my ListView
(GroupedListView). I think it's because of the Expanded
Widget.
My body:
...ANSWER
Answered 2022-Jan-04 at 11:41It appears that you are using text fields so it hides data or sometimes it may overflow borders by black and yellow stripes
better to use SingleChildScrollView
and for scrolling direction use scrollDirection
with parameters Axis.vertical
or Axis.horizontal
QUESTION
I borrowed the R code from the link and produced the following graph:
Using the same idea, I tried with my data as follows:
...ANSWER
Answered 2021-Dec-27 at 22:55You can do calculations within a function for the x and y values to construct the ggplot
which extends the circle all the way round and gives labels correct heights.
I've adapted a function to work with other datasets. This takes a dataset in a tidy format, with:
- a 'year' column
- one row per 'event'
- a grouping variable (such as country)
I've used Nobel laurate data from here as an example dataset to show the function in practice. Data setup:
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