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How to convert string representation of list to a list?
I was wondering what the simplest way is to convert a string list like the following to a list :
15 Answers
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Check if a temporary table exists and delete if it exists before creating a temporary table
I am using the following code to check if the temporary table exists and drop the table if it exists before creating again. It works fine as long as I don't change the columns. If I add a column later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
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Else clause on Python while statement
I've noticed the following code is legal in Python. My question is why? Is there a specific reason?
12 Answers
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Defining a variable with or without export
...e in the environment of the current shell (ie the shell calls putenv(3) or setenv(3)).
The environment of a process is inherited across exec, making the variable visible in subshells.
Edit (with 5 year's perspective): this is a silly answer. The purpose of 'export' is to make variables "be in the ...
Should I use static_cast or reinterpret_cast when casting a void* to whatever
... editor after snippets, if snippets enabled
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Forms authentication timeout vs sessionState timeout
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They are different things. The Forms Authentication Timeout value sets the amount of time in minutes that the authentication cookie is set to be valid, meaning, that after value number of minutes, the cookie will expire and the user will no longer be authenticated—they will be redirected ...
getActivity() returns null in Fragment function
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Should we set mActivity = null onDetach() ?
– Oliver Pearmain
Apr 23 '14 at 10:54
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How can I ask the Selenium-WebDriver to wait for few seconds in Java?
...do not know exactly how much time to wait and in polling interval you can set arbitrary timevalue which element presence will be verified through .
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Parse a URI String into Name-Value Collection
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19 Answers
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What does the forward slash mean in the CSS font shorthand?
...to the following:
font-size: 12px;
line-height: 18px;
As always, if you set the line height to a relative value (e.g. percentage or ems), it's calculated relative to the font size.
W3C CSS2.1 font property reference
W3C CSS3 Fonts Module font property reference (the syntax carries over from CSS2...