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using gitignore to ignore (but not delete) files
I have a tmp directory in my git repo I'd like to still exist, but be ignored. I added it to .gitignore , but git status still tells me about changes to files in that directory. I tried git rm -r --cached , but that removes it from the remote repo. How can I stop tracking changes to this dire...
How to colorize diff on the command line?
When I have a diff, how can I colorize it so that it looks good? I want it for the command line, so please no GUI solutions.
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What is the purpose of Order By 1 in SQL select statement?
...ough some old code at work, and have noticed that there are several views with an order by 1 clause. What does this accomplish?
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String replacement in java, similar to a velocity template
...here any String replacement mechanism in Java, where I can pass objects with a text, and it replaces the string as it occurs.
For example, the text is :
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Deleting array elements in JavaScript - delete vs splice
... will delete the object property, but will not reindex the array or update its length. This makes it appears as if it is undefined:
> myArray = ['a', 'b', 'c', 'd']
["a", "b", "c", "d"]
> delete myArray[0]
true
> myArray[0]
undefined
Note that it is not in fact set to the value und...
Credit card expiration dates - Inclusive or exclusive?
Say you've got a credit card number with an expiration date of 05/08 - i.e. May 2008.
10 Answers
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SQL error “ORA-01722: invalid number”
... string into a number, and the string cannot be converted into a number.
Without seeing your table definition, it looks like you're trying to convert the numeric sequence at the end of your values list to a number, and the spaces that delimit it are throwing this error. But based on the informatio...
Keyboard Interrupts with python's multiprocessing Pool
How can I handle KeyboardInterrupt events with python's multiprocessing Pools? Here is a simple example:
10 Answers
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Python hashable dicts
...are invalid, unless I also store the current version of the grammar along with the cached parse results. ( EDIT : a consequence of this use of key-value collections is that they should be immutable, but I don't intend to expose the interface to allow them to be changed, so either mutable or immutab...
How to get the separate digits of an int number?
... numbers like 1100, 1002, 1022 etc. I would like to have the individual digits, for example for the first number 1100 I want to have 1, 1, 0, 0.
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