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When and why I should use session_regenerate_id()?
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You should use session_regenerate_id() in order to stop session hijacking and session fixation.
From this Security.SE answer:
Session hijacking refers to stealing the session cookie. This can be most easily accomplished when sharing a local network with other c...
Get a list of distinct values in List
...sParallel()" might give some performance benefit, if we doesn't care about order and have more items in the list.
– Sai
Oct 22 '15 at 20:58
1
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Using GCC to produce readable assembly?
...hem. In this case, one is overriding the other, probably depending on the order in which they're used.
– Adam Rosenfield
Aug 17 '09 at 19:28
4
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How do you use version control with Access development?
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To summarize various comments below:
Our Project assumes an .adp-file. In order to get this work with .mdb/.accdb, you have to change OpenAccessProject() to OpenCurrentDatabase(). (Updated to use OpenAccessProject() if it sees a .adp extension, else use OpenCurrentDatabase().)
decompose.vbs:
' ...
Why does the C++ STL not provide any “tree” containers?
...antees log(n) insertion/deletion/lookup (and containing elements in sorted order). This is all map is used for and is implemented (usually) as a red/black tree. A red/black tree makes sure that the tree is balanced. So the depth of the tree is directly related to the number of elements in the tree.
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pandas GroupBy columns with NaN (missing) values
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while group_id in df.columns:
group_id += 'x'
# get final order of columns
agg_col_order = (group_cols + list(agg_dict.keys()))
# create unique index of grouped values
group_idx = df[group_cols].drop_duplicates()
group_idx[group_id] = np.arange(group_idx.shape[0])
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What is an undefined reference/unresolved external symbol error and how do I fix it?
...rary dependency
undefined reference to `WinMain@16'
Interdependent library order
Multiple source files of the same name
Mistyping or not including the .lib extension when using the #pragma (Microsoft Visual Studio)
Problems with template friends
Inconsistent UNICODE definitions
Missing "extern" in c...
Capturing Groups From a Grep RegEx
..."*.jpg"
regex="[0-9]+_([a-z]+)_[0-9a-z]*"
for f in $files # unquoted in order to allow the glob to expand
do
if [[ $f =~ $regex ]]
then
name="${BASH_REMATCH[1]}"
echo "${name}.jpg" # concatenate strings
name="${name}.jpg" # same thing stored in a variable
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How to display an unordered list in two columns?
... contents of the list changes you will need to perform the operation for reordering the list into columns and reprinting. The solution below uses jQuery for brevity.
http://jsfiddle.net/HP85j/19/
HTML:
<div>
<ul class="columns" data-columns="2">
<li>A</li>
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Returning multiple values from a C++ function
...vations about the pair/tuple technique. Mainly, there is often no natural order to the return values. How is the reader of the code to know whether result.first is the quotient or the remainder? And the implementer could change the order, which would break existing code. This is especially insid...