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Catching an exception while using a Python 'with' statement
...e, I can't figure out how to handle exception for python 'with' statement. If I have a code:
4 Answers
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What does auto do in margin:0 auto?
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When you have specified a width on the object that you have applied margin: 0 auto to, the object will sit centrally within it's parent container.
Specifying auto as the second parameter basically tells the browser to automatically determine ...
IOS: create a UIImage or UIImageView with rounded corners
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ok it work for an UIImageView but if I put inside this UIImageView an UIImage it don't work, how can I solve?
– cyclingIsBetter
Oct 9 '11 at 20:01
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Python creating a dictionary of lists
...ther oddly-named setdefault function says "Get the value with this key, or if that key isn't there, add this value and then return it."
As others have rightly pointed out, defaultdict is a better and more modern choice. setdefault is still useful in older versions of Python (prior to 2.5).
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libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...OBAL_DEFAULT);
char* url=“172.16.211.50/cc2/cc/getfile.php”;
if (!init(conn,url,&buffer ))
{
fprintf(stderr, “Connection initializion failed\n”);
exit(EXIT_FAILURE);
}
code = curl_easy_perform(conn);
if (code != CURLE_OK)
{
fprint...
How to do stateless (session-less) & cookie-less authentication?
...quest to authenticate the user. This, in my opinion, is unsafe, especially if the application isn't single page. It is also not scalable, especially if you want to add authorization to your app in addition to authentication in the future (although I guess you could build something based on logins to...
ruby system command check exit code
... want to check their exit codes simultaneously so that my script exits out if that command fails.
5 Answers
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http to https apache redirection
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Note that this is only available if you have access to the VirtualHost file. It is the recommended method.
– foochow
Sep 25 '13 at 23:54
4...
Java switch statement: Constant expression required, but it IS constant
...he sense required by the JLS; see §15.28 Constant Expressions for the specification of a constant expression1. This refers to §4.12.4 Final Variables which defines a "constant variable" as follows:
We call a variable, of primitive type or type String, that is final and initialized with a comp...
How do I determine the size of an object in Python?
...t
have to hold true for third-party
extensions as it is implementation
specific.
Only the memory consumption directly attributed to the object is
accounted for, not the memory consumption of objects it refers to.
The default argument allows to define
a value which will be returned if the
object type...