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How do I change the working directory in Python?
...If the exception is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one.
Return to your old directory when you're done. This can be done in an exception-safe manner by wrapping your chdir call in a context manager, lik...
What's the difference between SortedList and SortedDictionary?
...<TKey,TValue> ? Are there any circumstances where you would specifically use one and not the other?
7 Answers
...
Make elasticsearch only return certain fields?
...fields from there. May impact performance if returned data is relatively small to the size of a whole document.
– Zaar Hai
Aug 18 '13 at 10:19
...
Clear terminal in Python [duplicate]
...
Note that this is not portable across all terminal types... not that you'll run into too many odd types these days...
– Ignacio Vazquez-Abrams
Jan 18 '10 at 7:44
...
UnicodeDecodeError: 'ascii' codec can't decode byte 0xef in position 1
...;> s1 = s.decode('utf-8')
>>> print s1
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
UnicodeEncodeError: 'ascii' codec can't encode characters in position 1-5: ordinal not in range(128)
>>>
Consult the docs for your linux variant to disc...
javascript set a variable if undefined
... x === 'undefined') ? your_default_value : x;
On newer browsers it's actually safe to write:
var x = (x === undefined) ? your_default_value : x;
but be aware that it is possible to subvert this on older browsers where it was permitted to declare a variable named undefined that has a defined val...
What's the difference between “declare class” and “interface” in TypeScript
...use.
declare class is for when you want to describe an existing class (usually a TypeScript class, but not always) that is going to be externally present (for example, you have two .ts files that compile to two .js files and both are included via script tags in a webpage). If you inherit from a cla...
'console' is undefined error for Internet Explorer
...onsole = ...
An undefined variable cannot be referred directly. However, all global variables are attributes of the same name of the global context (window in case of browsers), and accessing an undefined attribute is fine.
Or use if (typeof console === 'undefined') console = ... if you want to a...
AngularJS - How can I do a redirect with a full page load?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Tomcat: How to find out running tomcat version
...ion: 3.13.0-36-generic
Architecture: amd64
JVM Version: 1.7.0_65-b32
JVM Vendor: Oracle Corporation
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