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How does this CSS produce a circle?
...f 180 pixels?
Let's reformulate that into two questions:
Where do width and height actually apply?
Let's have a look at the areas of a typical box (source):
The height and width apply only on content, if the correct box model is being used (no quirks mode, no old Internet Explorer).
Where d...
jQuery and TinyMCE: textarea value doesn't submit
I am using jQuery and TinyMCE to submit a form, but there is a problem in serialization in that the Textarea value doesn't post.
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How to search contents of multiple pdf files?
...ntents of PDF files in a directory/subdirectory? I am looking for some command line tools. It seems that grep can't search PDF files.
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Getting the class name from a static method in Java
...thanks to @James Van Huis):
MyClass.class.getSimpleName(); // class name and no more
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How do I exchange keys with values in a dictionary?
I receive a dictionary as input, and would like to to return a dictionary whose keys will be the input's values and whose value will be the corresponding input keys. Values are unique.
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How do I create a crontab through a script
...a text file with the job configured, then copy it to the cron spool folder and make sure it has the right permissions (600).
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How to use Git Revert
...tion(+), 1 deletion(-)
In this example the commit history has two commits and the last one is a mistake. Using git revert:
$ git revert HEAD
[master 1db4eeb] Revert "bad update"
1 file changed, 1 insertion(+), 1 deletion(-)
There will be 3 commits in the log:
$ git log --oneline
1db4eeb Revert "b...
Disable autocomplete via CSS
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You can use a generated id and name everytime, which is different, so the browser cannot remember this text-field and will fail to suggest some values.
This is at least the cross browser safe alternative, but I would recommend to go with the answer f...
kernel stack and user space stack
What's the difference between kernel stack and user stack? Why kernel stack is used? If a local variable is declared in an ISR, where it will be stored? Does each process has its own kernel stack? Then how the process coordinates between both these stacks?
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Python read-only property
I don't know when attribute should be private and if I should use property.
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