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How to calculate number of days between two given dates?
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actually, the date class would be more appropriate in this case than datetime.
– Jeremy Cantrell
Sep 30 '08 at 15:08
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How to determine total number of open/active connections in ms sql server 2005
My PHP/MS Sql Server 2005/win 2003 Application occasionally becomes very unresponsive, the memory/cpu usage does not spike. If i try to open any new connection from sql management studio, then the it just hangs at the open connection dialog box.
how to deterime the total number of active connectio...
How to ensure a form field is submitted when it is disabled?
...="selected value" />
Where select_name is the name that you would normally give the <select>.
Another option.
<select name="myselect" disabled="disabled">
<option value="myselectedvalue" selected="selected">My Value</option>
....
</select>
<input type=...
Using Enums while parsing JSON with GSON
...d "status": "N",, where N=0,1,2,3 - depend on the Status values. So that's all, GSON works fine with the values for the nested enum class. In my case i've parsed a list of Items from json array:
List<Item> items = new Gson().<List<Item>>fromJson(json,
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Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...ary spins off the auth operation asynchronously, and you have a Handler - Callback mechanism (onComplete called on a listener) that could easily create this scenario.
When I've seen this reported in my app, its pretty rare and matches the experience in the blog post. Something went wrong for the ac...
How to get “wc -l” to print just the number of lines without file name?
...is the most concise, and awk and perl seem a bit overkill, but they should all be relatively fast and portable enough.
Also note that some of these can be adapted to trim surrounding whitespace from general strings, as well (along with echo `echo $FOO`, another neat trick).
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How to do multiple arguments to map function where one remains the same in python?
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@Shan: Very similar, especially if add() is a non-trivial function
– Sven Marnach
May 31 '12 at 13:52
2
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How do you make Git ignore files without using .gitignore?
...t is a global solution like a global configuration that will be applied to all my repositories.
8 Answers
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How to force R to use a specified factor level as reference in a regression?
...ommand which is the best solution if you want to change the base level for all analyses on your data (or are willing to live with changing the data).
If you don't want to change the data (this is a one time change, but in the future you want the default behavior again), then you can use a combinati...
remove_if equivalent for std::map
...erase(iter);
} else {
++iter;
}
}
What you had originally would increment the iterator twice if you did erase an element from it; you could potentially skip over elements that needed to be erased.
This is a common algorithm I've seen used and documented in many places.
[EDIT]...