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How do I undo 'git add' before commit?
...ing anything else.
You can use
git reset
without any file name to unstage all due changes. This can come in handy when there are too many files to be listed one by one in a reasonable amount of time.
In old versions of Git, the above commands are equivalent to git reset HEAD <file> and git re...
Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req
...ferent domain than your page is on. So the browser is blocking it as it usually allows a request in the same origin for security reasons. You need to do something different when you want to do a cross-domain request. A tutorial about how to achieve that is Using CORS.
When you are using postman the...
After array_filter(), how can I reset the keys to go in numerical order starting at 0
...
If you call array_values on your array, it will be reindexed from zero.
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What data type to use for money in Java? [closed]
... this article by Peter Lawrey. but it seems at least as big a hassle to do all the rounding as to use BigDecimals.
– Nathan Hughes
Jun 22 '15 at 14:55
36
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How to close a Java Swing application from the code
...r way to terminate a Swing application from the code, and what are the pitfalls?
9 Answers
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Regular expression to match a line that doesn't contain a word
...possible.
And if you need to match line break chars as well, use the DOT-ALL modifier (the trailing s in the following pattern):
/^((?!hede).)*$/s
or use it inline:
/(?s)^((?!hede).)*$/
(where the /.../ are the regex delimiters, i.e., not part of the pattern)
If the DOT-ALL modifier is not ...
How to write a:hover in inline CSS?
...defining the selection criteria).
Response to the OP's comments:
See Totally Pwn CSS with Javascript for a good script on adding CSS rules dynamically. Also see Change style sheet for some of the theory on the subject.
Also, don't forget, you can add links to external stylesheets if that's an op...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
...l entities "properly", but add "extensions" for custom attributes for some/all entities)
Pro/Con: more time required to gather requirements and design than option 1 but perhaps not as much as option 2 *
Con: new entities must be modelled and designed by a professional
Pro: new attributes might be ...
How to check if a file is a valid image file?
...
That won't be sufficient if he's really testing for "valid" images; the presence of a magic number doesn't guarantee that the file hasn't been truncated, for example.
– Ben Blank
May 20 '09 at 18:11
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What is the purpose of XORing a register with itself? [duplicate]
...ad dependency on eax, so the execution time is the same" The processor actually does even better: it just executes a register rename internally, and doesn't even do anything at all with eax.
– kquinn
Sep 8 '09 at 22:16
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