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Import multiple csv files into pandas and concatenate into one DataFrame
...aframe API. If all the data fits into memory, you can call df.compute() to convert the dataframe into a Pandas dataframe.
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Searching if value exists in a list of objects using Linq
...from customer in list
where customer.FirstName == "John"
select customer).Any();
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Why doesn't logcat show anything in my Android?
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No need restart eclipse > just select your emulator or device from DDMS
– Mahesh
Nov 22 '12 at 11:55
1
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How to create Java gradle project
... it's very good. @Mike In eclipse, before do this, java project has to be converted to the gradle project. Then, how can I set the source folders automatically?
– verystrongjoe
May 15 '15 at 0:26
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JSON.Net Self referencing loop detected
...overload:
JsonConvert.SerializeObject((from a in db.Events where a.Active select a).ToList(), Formatting.Indented,
new JsonSerializerSettings() {
ReferenceLoopHandling = Newtonsoft.Json.ReferenceLoopHandling.Ignore
}
);
If you'd like to make this the default behaviour, add a
Glob...
How to send a stacktrace to log4j?
...rce Java library with stack trace filtering, Silent String parsing Unicode converter and Version comparison See the paragraph "Stacktrace noise filter"
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How can I get the named parameters from a URL using Flask?
...ers for default value (default) and type (type) - which is a callable that converts the input value to the desired format. (See the documentation of the method for more details.)
from flask import request
@app.route('/my-route')
def my_route():
page = request.args.get('page', default = 1, type =...
My images are blurry! Why isn't WPF's SnapsToDevicePixels working?
...me images with different crazy DPI values and I couldn't ask the client to convert them all, so I had to use this hack.
– JustAMartin
Nov 28 '12 at 20:44
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The easiest way to transform collection to array?
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With JDK/11, an alternate way of converting a Collection<Foo> to an Foo[] could be to make use of Collection.toArray(IntFunction<T[]> generator) as:
Foo[] foos = fooCollection.toArray(new Foo[0]); // before JDK 11
Foo[] updatedFoos = fooCollecti...
Remove HTML tags from a String
...static void main(String[] args) {
try {
// the HTML to convert
FileReader in = new FileReader("java-new.html");
Html2Text parser = new Html2Text();
parser.parse(in);
in.close();
System.out.println(parser.getText());
...