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Why do I need 'b' to encode a string with Base64?
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Short Answer
You need to push a bytes-like object (bytes, bytearray, etc) to the base64.b64encode() method. Here are two ways:
>>> data = base64.b64encode(b'data to be encoded')
>>> print(data)
b'ZGF0YSB0byBiZSBlbmNvZGVk'
Or with a variable:
>>> string = 'data to...
AssertContains on strings in jUnit
...tchers there are some other interesting matchers, like StartWith, Contains etc.
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Loop code for each file in a directory [duplicate]
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Try GLOB()
$dir = "/etc/php5/*";
// Open a known directory, and proceed to read its contents
foreach(glob($dir) as $file)
{
echo "filename: $file : filetype: " . filetype($file) . "<br />";
}
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c++ boost::multi_index composite keys efficiency - c++1y / stl - 清泛IT社区，为创新赋能！
...performed by the first key, then the second key if the first one is equal, etc". Does this mean that the structure is stored such that a lookup for a specific 2-part composite key will take O(n=1) time, i.e. is the container sorted such that there is a pointer directly to each item, or does the...
eval command in Bash and its typical uses
...u need to construct a longer command containing operators, reserved words, etc.
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Technically what is the main difference between Oracle JDK and OpenJDK? [duplicate]
...arted to notice random/unknown fatal error and crashes (with H.264 codecs, etc.), and it was a nightmare till then to get ride of system crash+fatal errors caused by OpenJDK.
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Difference between jQuery `click`, `bind`, `live`, `delegate`, `trigger` and `on` functions (with an
...use these when your elements may change, e.g. adding new rows, list items, etc. If you don't have a parent/common ancestor that will stay in the page and not be replaced at any point, use .live(), like this:
$(".clickAlert").live('click', function() {
alert("A click happened");
});
If however ...
Run Java Code Online [closed]
codepad.org allow you to run C,C++,D etc code online but not Java... is there a site that I can use for Java?
9 Answers
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Ruby : How to write a gem? [closed]
...e tools, steps and pitfalls ?
Are there any good tutorials, screencasts, etc., which helped you learning how to do it ?
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Load data from txt with pandas
...v('output_list.txt', sep=" ", header=None)
data.columns = ["a", "b", "c", "etc."]
Add sep=" " in your code, leaving a blank space between the quotes. So pandas can detect spaces between values and sort in columns. Data columns is for naming your columns.
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