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In HTML5, should the main navigation be inside or outside the element?
...;nav> element outside the masthead <header> element. However, if the website lacks secondary navigation, it appears common to include the main navigation in a <nav> element within the masthead <header> element.
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C# Test if user has write access to a folder
I need to test if a user can write to a folder before actually attempting to do so.
18 Answers
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Clean way to launch the web browser from shell script?
...rect test operators in the correct way.
Here is an example:
#!/bin/bash
if which xdg-open > /dev/null
then
xdg-open URL
elif which gnome-open > /dev/null
then
gnome-open URL
fi
Maybe this version is slightly better (still untested):
#!/bin/bash
URL=$1
[[ -x $BROWSER ]] && exe...
Firefox 'Cross-Origin Request Blocked' despite headers
...t this has nothing to do with CORS- it was a problem with the security certificate. Misleading errors = 4 hours of headaches.
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How to reverse a singly linked list using only two pointers?
I wonder if there exists some logic to reverse a singly-linked list using only two pointers.
33 Answers
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What is the meaning of “__attribute__((packed, aligned(4))) ”
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}__attribute__((packed, aligned(1))) sSampleStruct;
so the above specified gcc attribute does not allow the structure padding. so the size will be 8 bytes.
If you wish to do the same for all the structures, simply we can push the alignment value to stack using #pragma
#pragma pack(push, 1)
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How to check for changes on remote (origin) Git repository?
...he remote branch in your repository to point to the latest version. For a diff against the remote:
git diff origin/master
Yes, you can use caret notation as well.
If you want to accept the remote changes:
git merge origin/master
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How to convert a string to utf-8 in Python
...icode_string)
(<type 'str'>, <type 'unicode'>)
^ This is the difference between a byte string (plain_string) and a unicode string.
>>> s = "Hello!"
>>> u = unicode(s, "utf-8")
^ Converting to unicode and specifying the encoding.
In Python 3
All strings are unicode. Th...
java.lang.OutOfMemoryError: GC overhead limit exceeded [duplicate]
...out of memory to run the process smoothly. Options that come to mind:
Specify more memory like you mentioned, try something in between like -Xmx512m first
Work with smaller batches of HashMap objects to process at once if possible
If you have a lot of duplicate strings, use String.intern() on them ...
How to sort Counter by value? - python
...rsed list comprehension, is there a pythonic way to sort Counter by value? If so, it is faster than this:
4 Answers
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