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How to send a correct authorization header for basic authentication
...ryption
of course, you'll need the username password, it's not 'Basic hashstring.
hope this helps...
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JSON to pandas DataFrame
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Error. You should pass the file contents (i.e. a string) to json.loads(), not the file object itself - json.load(train_file.read())
– Vasin Yuriy
Nov 1 '19 at 12:12
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Reverse colormap in matplotlib
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The standard colormaps also all have reversed versions. They have the same names with _r tacked on to the end. (Documentation here.)
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NSInvocation for Dummies?
...o the target object) later on.
For example, let's say you want to add a string to an array. You would normally send the addObject: message as follows:
[myArray addObject:myString];
Now, let's say you want to use NSInvocation to send this message at some other point in time:
First, you would...
Change all files and folders permissions of a directory to 644/755
How would I change all files to 644 and all folders to 755 using chmod from the linux command prompt? (Terminal)
8 Answ...
How to copy from CSV file to PostgreSQL table with headers in CSV file?
...w which has the column names
for col in execute format ('select unnest(string_to_array(trim(temp_table::text, ''()''), '','')) from temp_table where col_1 = %L', col_first)
loop
execute format ('alter table temp_table rename column col_%s to %s', iter, col);
iter := iter + 1;...
Android selector & text color
...d:gravity="center"
android:minHeight="98px"
android:text="@string/more"
android:textColor="@color/bright_text_dark_focused"
android:textSize="18dp"
android:textStyle="bold" />
</FrameLayout>
res/color/bright_text_dark_focused.xml
<?xml version=...
Can a class extend both a class and implement an Interface
...ll also change. Second, inheritance is used to SPECIALIZE, not EXTEND with extra functionality. This is the most misunderstood thing in OOP. As a rule of thumb I tend to extend abstract classes only.
– Michał Rudnicki
Mar 16 '09 at 21:25
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What is the fastest way to get the value of π?
I'm looking for the fastest way to obtain the value of π, as a personal challenge. More specifically, I'm using ways that don't involve using #define constants like M_PI , or hard-coding the number in.
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Explicitly calling return in a function or not
...ek from the R core team (I believe) for recommending a user to explicitly calling return at the end of a function (his comment was deleted though):
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