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Fast Linux File Count for a large number of files
...
The fastest way is a purpose-built program, like this:
#include <stdio.h>
#include <dirent.h>
int main(int argc, char *argv[]) {
DIR *dir;
struct dirent *ent;
long count = 0;
dir = opendir(argv[1]);
while((ent = readdir(dir)))
++count...
App Inventor 2 扩展 · App Inventor 2 中文网
...sor) or services on the Web (like Twitter or FusionTables). App Inventor includes a large collection of components, and the App Inventor development team adds new capabilities to the system by implementing new components.
There have been many requests to include additional features in App Invento...
Get current time in seconds since the Epoch on Linux, Bash
...ONDS.
$ echo $EPOCHSECONDS
1547624774
There is also EPOCHREALTIME which includes fractions of seconds.
$ echo $EPOCHREALTIME
1547624774.371215
EPOCHREALTIME can be converted to micro-seconds (μs) by removing the decimal point. This might be of interest when using bash's built-in arithmetic ((...
How to change the commit author for one specific commit?
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How do you install Google frameworks (Play, Accounts, etc.) on a Genymotion virtual device? [duplica
...ext:
For intellectual property reasons, Google Play Services are not
included by default in Genymotion virtual devices. However, if you
really need them, you can use the packages provided by OpenGapps.
Simply follow these steps:
Visit opengapps.org
Select x86 as platform
Choos...
text-overflow: ellipsis not working
...d (tested in IE 11)... Go figure. Works in any other browser as expected (including good old Opera 12).
– Nux
Jun 26 '15 at 12:43
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Bootstrap NavBar with left, center or right aligned items
... used to align Navbar content as needed. There are many things to consider including the order and alignment of Navbar items (brand, links, toggler) on both large screens and the mobile/collapsed views. Don't use the grid classes (row,col) for the Navbar.
Here are various examples...
Left, center(...
machine learning libraries in C# [closed]
...example)
{
// instance lenght + 1, because class variable is not included in example
var instance = new Instance(example.Length + 1);
for (int i = 0; i < example.Length; i++)
{
instance.setValue(i, Convert.ToDouble(example[i]));
}
return classifie...
Coloring white space in git-diff's output
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