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const char* concatenation
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In your example one and two are char pointers, pointing to char constants. You cannot change the char constants pointed to by these pointers. So anything like:
strcat(one,two); // append string two to string one.
will not work. Instead you sh...
Are there benefits of passing by pointer over passing by reference in C++?
...ary/promoted objects, nor the use of pointed object as stack-like objects. And it will suggest that the argument can be NULL when, most of the time, a NULL value should be forbidden. Read litb's answer for a complete answer.
– paercebal
Dec 3 '08 at 10:12
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Unsafe JavaScript attempt to access frame with URL
...rent.location.hash = "#foobar";
you do need to know the parents location and do
parent.location = "http://example.com/page/#foobar";
Since the resource is not navigated this will work as expected, only changing the hash part of the url.
If you are using this for cross-domain communication, the...
Fit Image in ImageButton in Android
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I want them to cover 75% of the button area.
Use android:padding="20dp" (adjust the padding as needed) to control how much the image takes up on the button.
but where as some images cover less area, some are too big to fit into the imageButton. How to programatically re...
MySQL join with where clause
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user_category_subscriptions.category_id = categories.category_id
and user_category_subscriptions.user_id =1
See, with an inner join, putting a clause in the join or the where is equivalent. However, with an outer join, they are vastly different.
As a join condition, you specify the rows...
Load and execute external js file in node.js with access to local variables?
Is it easy/possible to do a simple include('./path/to/file') type of command in node.js?
6 Answers
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How to overcome TypeError: unhashable type: 'list'
...e split the file on `x`, since the part before the x will be
# the key and the part after the value
line = line.split('x')
# Take the line parts and strip out the spaces, assigning them to the variables
# Once you get a bit more comfortable, this works as well:
# key, value = [x....
How to stop Visual Studio from opening a file on single click?
...d a double click). Is there a way to make double-click the 'view file' command?
6 Answers
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datetime.parse and making it work with a specific format
...get this one.
If you need to parse other formats, you can check out the Standard DateTime Format Strings.
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Using Chrome's Element Inspector in Print Preview Mode?
I am working on developing a website and need to work on the print view. Typically when I have layout issues I use Chrome's Element Inspector. However this does not exist in print preview mode.
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