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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
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@ebi echo just prints the string (variable substitution happens before the command is processed, so $RANDOM is already replaced with an integer by that point), bc is what actually evaluates it when the | redirects the stdout from the echo into the std...
In Clojure 1.3, How to read and write a file
...the reader is closed at the end of the body. The reader function coerces a string (it can also do a URL, etc) into a BufferedReader. line-seq delivers a lazy seq. Demanding the next element of the lazy seq results into a line being read from the reader.
Note that from Clojure 1.7 onwards, you can a...
SQL Server - SELECT FROM stored procedure
...tion for me, because you don't need to specify the server name, connection strings or have to configure any linked servers in order to make it work - which are things I don't want to do to just to get some data back. Thank you! Awsome answer!
– Matt
Dec 5 '17 a...
Do I really have a car in my garage? [duplicate]
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For simplicity's sake, I would override the ToString() methods in each class and return the concrete type as a string then use a switch() to decide what to do with each item.
– Captain Kenpachi
Jul 23 '14 at 7:38
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Add timestamps to an existing table
... t.change
t.change_default
t.rename
t.references
t.belongs_to
t.string
t.text
t.integer
t.float
t.decimal
t.datetime
t.timestamp
t.time
t.date
t.binary
t.boolean
t.remove
t.remove_references
t.remove_belongs_to
t.remove_index
t.remove_timestamps
end
http://...
Why can a function modify some arguments as perceived by the caller, but not others?
... scope).
Objects can be mutable (like lists) or immutable (like integers, strings in Python). Mutable object you can change. You can't change a name, you just can bind it to another object.
Your example is not about scopes or namespaces, it is about naming and binding and mutability of an object i...
How to determine when a Git branch was created?
...otions of time and, in fact, are handled (in a hacked sort of way) as date strings. This means that you can use the flag --date=local and get output like this:
$ git reflog --date=local
763008c HEAD@{Fri Aug 20 10:09:18 2010}: pull : Fast-forward
f6cec0a HEAD@{Tue Aug 10 09:37:55 2010}: pull : Fast...
n-grams in python, four, five, six grams?
... build bigrams with python’s builtin zip().
Simply convert the original string into a list by split(), then pass the list once normally and once offset by one element.
string = "I really like python, it's pretty awesome."
def find_bigrams(s):
input_list = s.split(" ")
return zip(input_...
How to give System property to my test via Gradle and -D
... This doesn't work for me (tested using System.getProperties().stringPropertyNames().forEach(System.out::println); in the Java code, it doesn't appear)
– CLOVIS
Jul 9 '18 at 20:09
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Java Set retain order?
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Furthermore, due to the different String hashing in Java 8, the default (unsorted) ordering in Sets and Maps will change. If you rely on unsorted ordering, your code will behave differently under Java 8.
– rustyx
Nov 17 ...