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Doing something before program exit
... @RacecaR: indeed; the point of killing a process is to stop it dead. From the docs: Note The exit function is not called when the program is killed by a signal, when a Python fatal internal error is detected, or when os._exit() is called.
– Katriel
Oct 3 ...
Read XML file into XmlDocument
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Use XmlDocument.Load() method to load XML from your file. Then use XmlDocument.InnerXml property to get XML string.
XmlDocument doc = new XmlDocument();
doc.Load("path to your file");
string xmlcontents = doc.InnerXml;
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In Clojure, when should I use a vector over a list, and the other way around?
...s even though they are different. the (seq ) function will make a sequence from a lot of different things including lists, and you can then feed that seq to any of the plethora of functions that do nifty things with seqs.
user> (class (list 1 2 3))
clojure.lang.PersistentList
user> (class (s...
Regular expression to return text between parenthesis
...and the last closing parenthesis to get (a+b)/(c+d), because find searches from the left of the string, and would stop at the first closing parenthesis.
To fix that, you need to use rfind for the second part of the operation, so it would become
st[st.find("(")+1:st.rfind(")")]
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Check if a string is a date value
...his problem in an app I'm working on right now:
updated based on feedback from krillgar:
var isDate = function(date) {
return (new Date(date) !== "Invalid Date") && !isNaN(new Date(date));
}
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What does iterator->second mean?
...alue is V is std::pair<const K, V> - the key is const to prevent you from interfering with the internal sorting of map values.
std::pair<> has two members named first and second (see here), with quite an intuitive meaning. Thus, given an iterator i to a certain map, the expression:
i-&...
How to define @Value as optional
...ing :default handling, Properties are then also programatically accessible from the Environment if injected. Must be some extra configuration/customization causing this.
– Stefan L
Sep 23 at 7:42
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How many concurrent AJAX (XmlHttpRequest) requests are allowed in popular browsers?
...se to increase the number of concurrent connections is to host your images from a different sub domain. These will be treated as separate requests, each domain is what will be limited to the concurrent maximum.
IE6, IE7 - have a limit of two. IE8 is 6 if you have a broadband - 2 (if it's a dial up...
What is the difference between class and instance methods?
... house that you build based on the blueprint: You can build lots of houses from the same blueprint. You can then paint the walls a different color in each of the houses, just as you can independently change the properties of each instance of a class without affecting the other instances.
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What does the 'L' in front a string mean in C++?
...bytes (depending on the size of wchar_t). The encoding used is independent from this prefix. I mean it must not be necessarily UTF-16 unlike stated in other answers here.
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