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Changing default encoding of Python?
...ow.
In python 2 which was not as strongly typed regarding the encoding of strings you could perform operations on differently encoded strings, and succeed. E.g. the following would return True.
u'Toshio' == 'Toshio'
That would hold for every (normal, unprefixed) string that was encoded in sys.ge...
Getting current device language in iOS?
...tes). In order to retrieve the currently selected language, you can do:
NSString * language = [[NSLocale preferredLanguages] firstObject];
This will return a two letter code for the currently selected language. "en" for English, "es" for Spanish, "de" for German, etc. For more examples, please se...
The function to show current file's full path in mini buffer
...ue paths."
(interactive)
(beginning-of-line)
(let* ((file (buffer-substring (point)
(save-excursion (end-of-line) (point))))
(file-dir (file-name-directory file))
(file-true-dir (file-truename file-dir))
(file-name (file-name-nondirec...
Pandas - How to flatten a hierarchical index in columns
...ant to combine/join your MultiIndex into one Index (assuming you have just string entries in your columns) you could:
df.columns = [' '.join(col).strip() for col in df.columns.values]
Note: we must strip the whitespace for when there is no second index.
In [11]: [' '.join(col).strip() for col in...
How can I change Mac OS's default Java VM returned from /usr/libexec/java_home
... ...
<key>JVMVersion</key>
<string>!1.8.0</string> <!-- changed from '1.8.0' to '!1.8.0' -->`
and then it magically disappears from the top of the list:
/usr/libexec/java_home -verbose
Matching Java Virtual Machines (3):
1.7.0_45...
How to embed a text file in a .NET assembly?
...u can access the file as a stream using Assembly.GetManifestResourceStream(string).
Other answers here are more convenient. I include this for completeness.
Note that this approach will work for embedding other types of files such as images, icons, sounds, etc...
...
How to pass parameters to ThreadStart method in Thread?
...
The simplest is just
string filename = ...
Thread thread = new Thread(() => download(filename));
thread.Start();
The advantage(s) of this (over ParameterizedThreadStart) is that you can pass multiple parameters, and you get compile-time chec...
How do I pass a variable by reference?
...t to a new list, but there was no way to change where outer_list pointed.
String - an immutable type
It's immutable, so there's nothing we can do to change the contents of the string
Now, let's try to change the reference
def try_to_change_string_reference(the_string):
print('got', the_strin...
Twitter bootstrap float div right
...he text will align accordingly to these class name. You don't need to make extra class name separately. These classes are built in BootStrap 3 and bootstrap 4.
Bootstrap 3
v3 Text Alignment Docs
<p class="text-left">Left aligned text.</p>
<p class="text-center">Center aligned te...
What is the difference between map and flatMap and a good use case for each?
...ses are red", "Violets are blue")) // lines
rdd.collect
res0: Array[String] = Array("Roses are red", "Violets are blue")
Now, map transforms an RDD of length N into another RDD of length N.
For example, it maps from two lines into two line-lengths:
rdd.map(_.length).collect
res1: Arr...