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java get file size efficiently
...ecessarily the same amount of bytes as file length. To get the real length from a stream, you really need to read it (and count the read bytes meanwhile).
– BalusC
Nov 26 '09 at 13:51
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Create a pointer to two-dimensional array
...is provided by the array l_matix itself. The pointers to them take storage from where-ever they are declared in and as (stack, static data segment, ...).
– Johannes Schaub - litb
Jun 27 '09 at 19:32
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How to apply multiple transforms in CSS?
...S rule.
Keep in mind multiple transform one line directives are applied from right to left.
This: transform: scale(1,1.5) rotate(90deg);
and: transform: rotate(90deg) scale(1,1.5);
will not produce the same result:
.orderOne, .orderTwo {
font-family: sans-serif;
font-size: 22px;
c...
How to convert a Base64 string into a Bitmap image to show it in a ImageView?
...xception
Here is the solution:
-You should consider the value sent to you from API is Base64 Encoded and should be decoded first in order to cast it to a Bitmap object!
-Take a look at your Base64 encoded String, If it starts with
data:image/jpg;base64
The Base64.decode won't be able to deco...
How to import a module given the full path?
...
For Python 3.5+ use:
import importlib.util
spec = importlib.util.spec_from_file_location("module.name", "/path/to/file.py")
foo = importlib.util.module_from_spec(spec)
spec.loader.exec_module(foo)
foo.MyClass()
For Python 3.3 and 3.4 use:
from importlib.machinery import SourceFileLoader
foo...
Why is `std::move` named `std::move`?
... given rvalue
arguments. This is perfectly safe because moving resources from an
rvalue can not be noticed by the rest of the program (nobody else has
a reference to the rvalue in order to detect a difference).
If at the time swap was instead presented like this:
template <class T>
vo...
Convert python datetime to epoch with strftime
I have a time in UTC from which I want the number of seconds since epoch.
8 Answers
8
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How to redirect output of an already running process [duplicate]
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See Redirecting Output from a Running Process.
Firstly I run the command cat > foo1 in one session and test that data from stdin is copied to the file. Then in another session I redirect the output.
Firstly find the PID of the process:
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How to force a html5 form validation without submitting it via jQuery
...;
)
else
#important
$("form")[0].reportValidity()
from: html5 form validation
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How to compare two Dates without the time portion?
...Joda Time was a fine recommendation at the time, use the java.time library from Java 8+ instead where possible.
My preference is to use Joda Time which makes this incredibly easy:
DateTime first = ...;
DateTime second = ...;
LocalDate firstDate = first.toLocalDate();
LocalDate secondDate = seco...