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Resize image proportionally with CSS? [duplicate]
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edited Jun 13 '17 at 20:51
Zanon
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Transaction isolation levels relation with locks on table
...ple, you have 3 concurrent processes A, B and C. A starts a transaction, writes data and commit/rollback (depending on results). B just executes a SELECT statement to read data. C reads and updates data. All these process work on the same table T.
READ UNCOMMITTED - no lock on the table. You can r...
Determine if Python is running inside virtualenv
Is it possible to determine if the current script is running inside a virtualenv environment?
16 Answers
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How to declare an array in Python?
...yped.
*The default built-in Python type is called a list, not an array. It is an ordered container of arbitrary length that can hold a heterogenous collection of objects (their types do not matter and can be freely mixed). This should not be confused with the array module, which offers a type clo...
How can I make an entire HTML form “readonly”?
I have two pages with HTML forms. The first page has a submission form, and the second page has an acknowledgement form. The first form offers a choice of many controls, while the second page displays the data from the submission form again with a confirmation message. On this second form all fields...
Can't create handler inside thread that has not called Looper.prepare()
What does the following exception mean; how can I fix it?
27 Answers
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Putting a simple if-then-else statement on one line [duplicate]
...lly like the terseness of the syntax. However, is there an easier way of writing an if - then - else statement so it fits on one line?
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Retrieve a single file from a repository
...d and disk space used) to get the contents of a single file from a remote git repository?
21 Answers
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What is the difference between the Facade and Adapter Pattern?
I've been reading both definitions and they seem quite the same. Could anyone point out what are their differences?
16 Answ...
Color picker utility (color pipette) in Ubuntu [closed]
I'am looking for a color picker utility on Ubuntu/Debian.
Anything simple and easy to use.
2 Answers
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