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How do I write a for loop in bash
... can use the seq command to generate a list of numbers for you: (from 1 to 100 for example)
seq 1 100
and use it in the FOR loop:
for n in $(seq 1 100)
do
doSomething($n)
done
Note the $(...) syntax. It's a bash behaviour, it allows you to pass the output from one command (in our case from s...
How do I create an HTML table with a fixed/frozen left column and a scrollable body?
...y;
position: sticky;
background-color: white;
}
.first-col {
width: 100px;
min-width: 100px;
max-width: 100px;
left: 0px;
}
.second-col {
width: 150px;
min-width: 150px;
max-width: 150px;
left: 100px;
}
<div class="view">
<div class="wrapper">
<table class...
Simultaneously merge multiple data.frames in a list
... NA <NA> NA NA NA NA <NA>
#2 ALVES 100 RI 019 S NA <NA> NA NA NA NA <NA>
#3 BADEAU 100 RI 032 S NA <NA> NA NA NA NA <NA>
Note: It looks like this is argu...
What do the crossed style properties in Google Chrome devtools mean?
...v so this would be your normal class definition.
.myBackground {
height:100px;
width:100px;
background: url("/img/bck/myImage.jpg") no-repeat;
background-size: contain;
}
but if you interchange the order as :-
.myBackground {
height:100px;
width:100px;
background-size: contain; //befo...
How can I detect if a file is binary (non-text) in python?
...>>> textchars = bytearray({7,8,9,10,12,13,27} | set(range(0x20, 0x100)) - {0x7f})
>>> is_binary_string = lambda bytes: bool(bytes.translate(None, textchars))
Example:
>>> is_binary_string(open('/usr/bin/python', 'rb').read(1024))
True
>>> is_binary_string(open(...
Does python have a sorted list?
...
+100
Is there a particular reason for your big-O requirements? Or do you just want it to be fast? The sortedcontainers module is pure-Pyt...
Outline radius?
...above, but here's how I did it:
div {
background: #999;
height: 100px;
width: 200px;
border: #999 solid 1px;
border-radius: 10px;
margin: 15px;
box-shadow: 0px 0px 0px 1px #fff inset;
}
<div></div>
No nesting of DIVs or jQuery necessary, Altho for brevi...
What is declarative programming? [closed]
...e.
In CSS (used to style HTML pages), if you want an image element to be 100 pixels high and 100 pixels wide, you simply "declare" that that's what you want as follows:
#myImageId {
height: 100px;
width: 100px;
}
You can consider CSS a declarative "style sheet" language.
The browser engine tha...
Python: Making a beep noise
...import winsound
frequency = 2500 # Set Frequency To 2500 Hertz
duration = 1000 # Set Duration To 1000 ms == 1 second
winsound.Beep(frequency, duration)
The winsound.Beep() can be used wherever you want the beep to occur.
...
How do I use a Boolean in Python?
...fine bool as below:
def __bool__(self):
return self != 0
for bool(100), 100 !=0 will return True. So
bool(100) == True
you can easily check that bool(0) will be False. with this for instances of int class only 0 will return False.
another example= bool([1,2,3])
[1,2,3] has no __bool__() me...