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How to print matched regex pattern using awk?
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This is the very basic
awk '/pattern/{ print $0 }' file
ask awk to search for pattern using //, then print out the line, which by default is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '...
Notification passes old Intent Extras
...ge this:
PendingIntent contentIntent = PendingIntent.getActivity(context, 0, notificationIntent, 0);
To:
PendingIntent contentIntent = PendingIntent.getActivity(context, UNIQUE_INT_PER_CALL, notificationIntent, 0);
intents are not created if you send the same params. They are reused.
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How do I change the formatting of numbers on an axis with ggplot?
...the y-axis are coming out with computer style exponent formatting, i.e. 4e+05, 5e+05, etc. This is obviously unacceptable, so I want to get it to display them as 500,000, 400,000, and so on. Getting a proper exponent notation would also be acceptable.
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How to use FormData for AJAX file upload?
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480
For correct form data usage you need to do 2 steps.
Preparations
You can give your whole form...
Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?
...ip install https://pypi.python.org/packages/source/r/requests/requests-2.3.0.tar.gz
Install from local tarball
wget https://pypi.python.org/packages/source/r/requests/requests-2.3.0.tar.gz
pip install requests-2.3.0.tar.gz
Install from local folder
tar -zxvf requests-2.3.0.tar.gz
cd requests-2...
How to read a file in reverse order?
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answered Feb 20 '10 at 10:10
Matt JoinerMatt Joiner
94.2k8585 gold badges321321 silver badges483483 bronze badges
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How to dynamically create CSS class in JavaScript and apply?
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406
Although I'm not sure why you want to create CSS classes with JavaScript, here is an option:
v...
Produce a random number in a range using C#
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You can try
Random r = new Random();
int rInt = r.Next(0, 100); //for ints
int range = 100;
double rDouble = r.NextDouble()* range; //for doubles
Have a look at
Random Class, Random.Next Method (Int32, Int32) and Random.NextDouble Method
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Python speed testing - Time Difference - milliseconds
...e.datetime.now()
>>> c = b - a
>>> c
datetime.timedelta(0, 4, 316543)
>>> c.days
0
>>> c.seconds
4
>>> c.microseconds
316543
Be aware that c.microseconds only returns the microseconds portion of the timedelta! For timing purposes always use c.total_sec...
Combining two expressions (Expression)
...ambda = Expression.Lambda<Func<T,bool>>(body, expr1.Parameters[0]);
This also works well to negate a single operation:
static Expression<Func<T, bool>> Not<T>(
this Expression<Func<T, bool>> expr)
{
return Expression.Lambda<Func<T, bool>&...