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Java LinkedHashMap get first or last entry
..., could you please help : what is mylinkedmap.entrySet().iterator().next() time complexity? Is it O(1) ?
– tkrishtop
Feb 21 '19 at 20:36
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When should I use C++ private inheritance?
...t was mentioned in the comments that this could not be made generic at the time using CRTP. The C++11 standard removes that limitation by providing a different syntax to befriend template arguments:
template <typename T>
class Seal {
friend T; // not: friend class T!!!
Seal() {...
How do I query for all dates greater than a certain date in SQL Server?
...
select *
from dbo.March2010 A
where A.Date >= Convert(datetime, '2010-04-01' )
In your query, 2010-4-01 is treated as a mathematical expression, so in essence it read
select *
from dbo.March2010 A
where A.Date >= 2005;
(2010 minus 4 minus 1 is 2005
Converting it to a pr...
How to manage client-side JavaScript dependencies? [closed]
...ze all your images using OptiPNG and JPEGTran so your users can spend less time downloading assets and more time using your app.
Killer package management — Need a dependency? It's just a keystroke
away. I allow you to easily search for new packages via the
command-line (e.g. `bower search jquery)...
Git: Remove committed file after push
... no force needed:
git push
get back to your unfinished work, again do (3 times arrow up):
git checkout HEAD^ -- /path/to/file
effectively 'uncommitting':
To modify the last commit of the repository HEAD, obfuscating your accidentally pushed work, while potentially running into a conflict with...
If table exists drop table then create it, if it does not exist just create it
I'm stumped, I don't know how to go about doing this.
4 Answers
4
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What is MyAssembly.XmlSerializers.dll generated for?
... performance reasons). It can either be generated on the fly (but it takes time on every execution), or it can be pregenerated during compilation and saved in this assembly you are asking about.
You can change this behaviour in project options (tab Compile -> Advanced Compile Options -> Gene...
How do I create a namespace package in Python?
In Python, a namespace package allows you to spread Python code among several projects. This is useful when you want to release related libraries as separate downloads. For example, with the directories Package-1 and Package-2 in PYTHONPATH ,
...
In Eclipse, can I have multiple Console views at once, each showing a different Console?
...wever, I have a single Console tab that shows a single Console output at a time. Is there a way I can split the consoles into multiple views so that I can have side-by-side console output?
...
How to convert a boolean array to an int array
...
Most of the time you don't need conversion:
>>>array([True,True,False,False]) + array([1,2,3,4])
array([2, 3, 3, 4])
The right way to do it is:
yourArray.astype(int)
or
yourArray.astype(float)
...