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How can I profile C++ code running on Linux?
...hurry and you can manually interrupt your program under the debugger while it's being subjectively slow, there's a simple way to find performance problems.
Just halt it several times, and each time look at the call stack. If there is some code that is wasting some percentage of the time, 20% or 50%...
UILabel sizeToFit doesn't work with autolayout ios6
...e programmatically (and in which method) a UILabel whose height depends on its text? I've been trying to set it up using a combination of Storyboard and code, but to no avail. Everyone recommends sizeToFit while setting lineBreakMode and numberOfLines . However, no matter if I put that code ...
Windows git “warning: LF will be replaced by CRLF”, is that warning tail backward?
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warning: LF will be replaced by CRLF.
Depending on the editor you are using, a text file with LF wouldn't necessary be saved with CRLF: recent editors can preserve eol style. But that git config setting insists on changing those...
Simply make sure that (as I recommend here):
git...
Memcached vs. Redis? [closed]
We're using a Ruby web-app with Redis server for caching. Is there a point to test Memcached instead?
17 Answers
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Check for column name in a SqlDataReader object
... multiple stored procedures calls. One of the stored procedures has an additional column that is not used by the other stored procedures. I want to modified the method to accommodate for every scenario.
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Understanding how recursive functions work
As the title explains I have a very fundamental programming question which I have just not been able to grok yet. Filtering out all of the (extremely clever) "In order to understand recursion, you must first understand recursion." replies from various online threads I still am not quite getting it....
“The certificate chain was issued by an authority that is not trusted” when connecting DB in VM Role
...en connecting MY DB which is in VM Role(I have SQL VM Role) from Azure Website. Both VM Role and Azure Website are in West zone. I am facing following issue:
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Why isn't std::initializer_list a language built-in?
It seems to me that it's quite an important feature of C++11 and yet it doesn't have its own reserved keyword (or something alike).
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Why should the Gradle Wrapper be committed to VCS?
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Because the whole point of the gradle wrapper is to be able, without having ever installed gradle, and without even knowing how it works, where to download it from, which version, to clone the project from the VCS, to execute the gradlew script it contains, and to build the project with...
Performance of FOR vs FOREACH in PHP
...he context. Personally I almost never use for for array traversal. I use it for other types of iteration, but foreach is just too easy... The time difference is going to be minimal in most cases.
The big thing to watch for is:
for ($i = 0; $i < count($array); $i++) {
That's an expensive lo...