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How to get the system uptime in Windows? [closed]
...ntlog via PowerShell
Get-WinEvent -ProviderName eventlog | Where-Object {$_.Id -eq 6005 -or $_.Id -eq 6006}
6: Programmatically, by using GetTickCount64
GetTickCount64 retrieves the number of milliseconds that have elapsed since the system was started.
7: By using WMI
wmic os get lastbootu...
What's the Best Way to Shuffle an NSMutableArray?
... to answer by Ladd.
Edit: Changed (arc4random() % nElements) to arc4random_uniform(nElements) thanks to answer by Gregory Goltsov and comments by miho and blahdiblah
Edit: Loop improvement, thanks to comment by Ron
Edit: Added check that array is not empty, thanks to comment by Mahesh Agrawal
//...
Why does Java switch on contiguous ints appear to run faster with added cases?
...TR [rsp-0x6000],eax
; {no_reloc}
0x00000000024f0167: push rbp
0x00000000024f0168: sub rsp,0x10 ;*synchronization entry
; - javaapplication4.Test1::multiplyByPowerOfTen@-1 (line 56)
...
Draw in Canvas by finger, Android
... mPath = new Path();
mBitmapPaint = new Paint(Paint.DITHER_FLAG);
circlePaint = new Paint();
circlePath = new Path();
circlePaint.setAntiAlias(true);
circlePaint.setColor(Color.BLUE);
circlePaint.setStyle(Paint.Style.STROKE...
How can I pad an int with leading zeros when using cout
...ename.fill('0'); filename.width(5); filename<<std::to_string(i);
– Prince Patel
Feb 25 '19 at 16:14
|
show 2 more comm...
How to export collection to CSV in MongoDB?
...eOk();var keys = []; for(var key in db.${collectionArray[$i]}.find().sort({_id: -1}).limit(1)[0]) { keys.push(key); }; keys;" --quiet`;
# now use mongoexport with the set of keys to export the collection to csv
mongoexport --host $host -u $user -p $pass -d $dbname -c ${collectionArray[$i]} -...
Get querystring from URL using jQuery [duplicate]
...ing = urlOrQueryString.substring(i+1);
if (queryString) {
return _mapUrlParams(queryString);
}
}
return {};
}
/**
* Helper function for `getUrlParams()`
* Builds the querystring parameter to value object map.
*
* @param queryString {string} - The full querystring, without th...
dispatch_after - GCD in Swift?
...
A clearer idea of the structure:
dispatch_after(when: dispatch_time_t, queue: dispatch_queue_t, block: dispatch_block_t?)
dispatch_time_t is a UInt64. The dispatch_queue_t is actually type aliased to an NSObject, but you should just use your familiar GCD methods t...
How do I install Maven with Yum?
...apache-maven
Next add the env variables to your ~/.bashrc file
export M2_HOME=/usr/local/apache-maven
export M2=$M2_HOME/bin
export PATH=$M2:$PATH
Execute these commands
source ~/.bashrc
6:. Verify everything is working with the following command
mvn -version
...
Turning off some legends in a ggplot
...
You can use guide=FALSE in scale_..._...() to suppress legend.
For your example you should use scale_colour_continuous() because length is continuous variable (not discrete).
(p3 <- ggplot(mov, aes(year, rating, colour = length, shape = mpaa)) +
sca...