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How do I get the directory that a program is running from?
Is there a platform-agnostic and filesystem-agnostic method to obtain the full path of the directory from where a program is running using C/C++? Not to be confused with the current working directory. (Please don't suggest libraries unless they're standard ones like clib or STL.)
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What is Java String interning?
... the Permanent Generation, which is an area of the JVM that is reserved
for non-user objects, like Classes, Methods and other internal JVM
objects. The size of this area is limited, and is usually much smaller
than the heap. Calling intern() on a String has the effect of moving
it out from ...
INSERT INTO…SELECT for all MySQL columns
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For the syntax, it looks like this (leave out the column list to implicitly mean "all")
INSERT INTO this_table_archive
SELECT *
FROM this_table
WHERE entry_date < '2011-01-01 00:00:00'
For avoiding primary key errors if...
C++对象布局及多态探索之菱形结构虚继承 - C/C++ - 清泛网 - 专注C/C++及内核技术
...0则从C100和C101多重继承而来。
struct C041
{
C041() : c_(0x01) {}
virtual void foo() { c_ = 0x02; }
char c_;
};
struct C100 : public virtual C041
{
C100() : c_(0x02) {}
char c_;
};
struct C101 : public virtual C041
{
C101() : c_(0x03) {}
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Autoreload of modules in IPython [duplicate]
...here a way to have IPython automatically reload all changed code? Either before each line is executed in the shell or failing that when it is specifically requested to. I'm doing a lot of exploratory programming using IPython and SciPy and it's quite a pain to have to manually reload each module whe...
When should I use the Visitor Design Pattern? [closed]
...but I've got to admit, I just don't get it. I read the wikipedia article for the pattern and I understand its mechanics but I'm still confused as to when I'd use it.
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Min/Max of dates in an array?
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To number convertion applied not for string '2011/06/25', but for new Date('2011/06/25'). Number(new Date('2011/06/25'))===1308949200000. Code is tested in Chrome, IE, FF
– Andrew D.
Aug 22 '11 at 6:07
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JavaScript: location.href to open in new window/tab?
...this answer to make the important bit readable. If you don't approve of my formatting, may I suggest shortening the URL so that the second parameter fits within the unscrolling region?
– Phrogz
Sep 20 '11 at 17:51
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Python date string to date object
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I am trying a similar process except for my input string do not have the year, so it looks like '2405'. By default, the year is taken as 1900. The issue occurs when parsing Feb date like '2902'. I get this error ValueError: day is out of range for month. Not sur...
.NET / C# - Convert char[] to string
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@Skod: Seeing that it's impossible for a "new" expression to return a value other than an object instance, that should not come as a surprise to anyone.
– Matti Virkkunen
Jan 12 '18 at 16:53
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