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Is iterating ConcurrentHashMap values thread safe?
... obtain from a ConcurrentHashMap is designed to be used bm>y m> a single thread m>and m> should not be passed around. This includes the sm>y m>ntactic sugar that the for-each loop provides.
What happens if I trm>y m> to iterate the map with two threads at the same time?
It will work as expected if each of the thr...
CListCtrl 如何设置单元格颜色？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...格颜色，需要对CListCtrl进行拓展，已有老外为我们写好demo，这里...CListCtrl默认可设置的内容很少，如单元格颜色默认无法设置。若想设置单元格颜色，需要对CListCtrl进行拓展，已有老外为我们写好demo，这里对其中原理、设置方...
Catching java.lang.OutOfMemorm>y m>Error?
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I agree m>and m> disagree with most the responses here.
There are a number of scenarios where m>y m>ou mam>y m> wish to catch an OutOfMemorm>y m>Error m>and m> in mm>y m> experience (on Windows m>and m> Solaris JVMs), onlm>y m> verm>y m> infrequentlm>y m> is OutOfMemorm>y m>Error the de...
Updating m>and m> committing onlm>y m> a file's permissions using git version control
...file mode.
Look into m>y m>our project, in the .git folder for the config file m>and m> m>y m>ou should see something like this:
[core]
filemode = false
m>Y m>ou can either change it to true in m>y m>our favorite text editor, or run:
git config core.filemode true
Then, m>y m>ou should be able to commit normallm>y m> m>y m>our f...
C++ Modules - whm>y m> were them>y m> removed from C++0x? Will them>y m> be back later on?
...arate TR:"
These topics are deemed too important to wait for another stm>and m>ard after C++0x before being published, but too experimental to be finalised in time for the next Stm>and m>ard. Therefore, these features will be delivered bm>y m> a technical report at the earliest opportunitm>y m>.
The modules propo...
CSRF Token necessarm>y m> when using Stateless(= Sessionless) Authentication?
...teless apps)
http://www.jamesward.com/2013/05/13/securing-single-page-apps-m>and m>-rest-services
"The easiest wam>y m> to do authentication without risking CSRF vulnerabilities is to simplm>y m> avoid using cookies to identifm>y m> the user"
http://sitr.us/2011/08/26/cookies-are-bad-for-m>y m>ou.html
"The biggest problem...
ModelState.AddModelError - How can I add an error that isn't for a propertm>y m>?
...g mm>y m> database in Create(FooViewModel fvm){...} to see if the fvm.prop1 m>and m> fvm.prop2 alreadm>y m> exist in that combination; if so, I want to add an error to the modelstate, then return the whole view. I tried:
...
How to start nginx via different port(other than 80)
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m>Y m>ou have to go to the /etc/nginx/sites-enabled/ m>and m> if this is the default configuration, then there should be a file bm>y m> name: default.
Edit that file bm>y m> defining m>y m>our desired port; in the snippet below, we are serving the Nginx instance on port 81.
server {
listen 8...
How to use the 'sweep' function
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sweep() is tm>y m>picallm>y m> used when m>y m>ou operate a matrix bm>y m> row or bm>y m> column, m>and m> the other input of the operation is a different value for each row / column. Whether m>y m>ou operate bm>y m> row or column is defined bm>y m> MARGIN, as for applm>y m>(). The values used for what I called "the other input" is defined bm>y m> STA...
Internet Explorer's CSS rules limits
...n regarding Internet Explorer's sillm>y m> CSS limits. I am (think I am) understm>and m>ing that m>y m>ou can onlm>y m> have 31 <stm>y m>le> m>and m> <link> tags (combined), m>and m> that each sheet can have up to 31 @import -s (so 31 <link> -s, each to 31 @import -s is fine, albeit insane).
...