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advantage of tap method in ruby
... some_method
...
some_object.serialize
some_object
end
we can save extra line:
def some_method
...
some_object.tap{ |o| o.serialize }
end
In some situation this technique can save more then one line and make code more compact.
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Difference between the Apache HTTP Server and Apache Tomcat? [closed]
...
True. And many people still use an extra Apache setup besides their Tomcat.. which is unnecessary in most cases.
– Marco Schoolenberg
Jan 4 '17 at 16:20
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Error when trying to obtain a certificate: The specified item could not be found in the keychain
...nal)
Allow access to export key
Open Terminal and go to exported directory
Extract key from p12 container
Be careful as the .pem private key is no longer password protected)
$ openssl pkcs12 -in Certificates.p12 -out Certificates.pem -nodes
Enter Import Password: ********************
MAC verifie...
Is it possible to get element from HashMap by its position?
...rieve by position, convert the values into an ArrayList.
LinkedHashMap<String,String> linkedHashMap = new LinkedHashMap<String,String>();
/* Populate */
linkedHashMap.put("key0","value0");
linkedHashMap.put("key1","value1");
linkedHashMap.put("key2","value2");
/* Get by position */
int ...
Set TextView text from html-formatted string resource in XML
I have some fixed strings inside my strings.xml , something like:
7 Answers
7
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How to schedule a function to run every hour on Flask?
...h curl)
I like this in that it's easy to test the job manually, it has no extra dependencies and as there isn't anything special going on it is easy to understand.
Security
If you'd like to password protect your cron job, you can pip install Flask-BasicAuth, and then add the credentials to your a...
Group by in LINQ
...Collections.Generic;
class Person
{
public int PersonId;
public string car ;
}
class Result
{
public int PersonId;
public List<string> Cars;
}
public class Program
{
public static void Main()
{
List<Person> persons = new List<Person>()
...
Comments in Android Layout xml
...nnot use it inside a tag.
For example:
<TextView
android:text="@string/game_title"
<!-- This is a comment -->
android:layout_height="wrap_content"
android:layout_width="fill_parent"/>
is wrong and will give following error
Element type "TextView" must be followed ...
Search for all occurrences of a string in a mysql database [duplicate]
...-no-create-info --extended-insert=FALSE databasename | grep -i "<search string>"
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Best way to include CSS? Why use @import?
...faster and better), and nearly all browsers support link
import loads any extra css files one-by-one (slower), and could give you Flash Of Unstyled Content
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