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Check if a folder exist in a directory and create them using C#
...er named MP_Upload , and if it does not exist, create the folder automatically?
7 Answers
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Dealing with float precision in Javascript [duplicate]
...of significant digits, like this:
(Math.floor(y/x) * x).toFixed(2)
Convert all your numbers to integers
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Does :before not work on img elements?
...lute;
width:300px;
height:300px;
background:url('');
z-index:1;
top:0;
}
To see it in action, check out the fiddle I've created. Just so you know this is cross browser friendly and there's no need to trick the code with 'fake content'.
...
Show spinner GIF during an $http request in AngularJS?
...on:absolute;
top:0;
left:0;
width:100%;
height:100%;
z-index:1000;
background-color:grey;
opacity: .8;
}
.ajax-loader {
position: absolute;
left: 50%;
top: 50%;
margin-left: -32px; /* -1 * image width / 2 */
margin-top: -32px; /* -1 * image height /...
How to get current timestamp in milliseconds since 1970 just the way Java gets
...e UNIX epoch, but the spec only says it must be the system-wide real time wall clock. There is no requirement for the steady_clock to match reality, only that it only move forward.
– Oz.
Jul 27 '15 at 23:22
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How to validate an e-mail address in swift?
...s quite funny that ............ as well as (1) the regex being utterly, totally incorrect (2) the regex (even within the context of what it's trying to do) has major errors (3) the Swift is wrong (4) even setting that aside, the style is totally wrong (5) not that it matters given all the rest but i...
Difference between int32, int, int32_t, int8 and int8_t
...es not define anything named int8 or int32 -- the latter (if they exist at all) is probably from some other header or library (most likely predates the addition of int8_t and int32_t in C99).
Plain int is quite a bit different from the others. Where int8_t and int32_t each have a specified size, in...
Easy way to concatenate two byte arrays
...arantees that the zeroeth position in the bytebuffer always corresponds to index 0 of the byte array. See here. I solve this by issuing bb.flip(); bb.get(result); in stead of the byte[] result = bb.array(); line.
– DarqueSandu
May 11 '15 at 12:58
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How to plot two columns of a pandas data frame using points?
...
You can specify the style of the plotted line when calling df.plot:
df.plot(x='col_name_1', y='col_name_2', style='o')
The style argument can also be a dict or list, e.g.:
import numpy as np
import pandas as pd
d = {'one' : np.random.rand(10),
'two' : np.random.rand(...
Why use iterators instead of array indices?
... I guess it doesn't pay to be a little tongue-in-cheek.
I think the array index is more readable. It matches the syntax used in other languages, and the syntax used for old-fashioned C arrays. It's also less verbose. Efficiency should be a wash if your compiler is any good, and there are hardly a...