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Algorithm to find top 10 search terms
...sume only 300MB memory for 4 million different words. Some hint: use ASCII char to represent Strings), and this is much acceptable.
Meanwhile, there will be another process that is activated once it finds any disk file generated by the system, then start merging it. Since the disk file is sorted, m...
What are the pros and cons of the leading Java HTML parsers? [closed]
...
Jsoup also provides a completely own API. It gives you the possibility to select elements using jQuery-like CSS selectors and provides a slick API to traverse the HTML DOM tree to get the elements of interest.
Particularly the traversing of the HTML DOM tree is the major strength of Jsoup. Ones who...
Update ViewPager dynamically?
...ybe some example please!!! i have a listview with list of cities and after selecting city opens viewpager (3 pages) with information about this city. it works ok. but after selecting another city viewpager shows only the 3d page on refreshes the 1-st page only after swiping pages? thw 2d page is alw...
iOS app with framework crashed on device, dyld: Library not loaded, Xcode 6 Beta
...r Products folder in your project.
Right click on your .framework and select "Show in Finder".
3) Place framework in your project
Drag and drop the .framework from your Finder window to your app project's "Framework" folder.
4) Configure app project for framework
Select the top leve...
Are string.Equals() and == operator really same? [duplicate]
... most of the time. These methods determine whether two string are the same character-for-character, which is rarely the correct behavior. It is better to use string.Equals(string, StringComparison), which allows you to specify a particular type of comparison. By using the correct comparison, you can...
How do I rename the android package name? [duplicate]
...anifest.xml.
place your cursor in the package name like shown below don't select it just place it.
Then press shift+F6 you will get a popup window as shown below select
Rename package.
Enter your new name and select Refactor.
(Note since my cursor is on "something" only something is rena...
How to access full source of old commit in BitBucket?
...p did not solved for me, what gave results: the answer from @mattdlockyer, select a file, click on the drop down, select a older commit and then return to the repo base link like the last image from oscar post
– user2582318
Aug 27 '16 at 6:17
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Find index of a value in an array
... return -1;
}
And you can use LINQ as well:
int keyIndex = words
.Select((v, i) => new {Word = v, Index = i})
.FirstOrDefault(x => x.Word.IsKey)?.Index ?? -1;
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Pandas conditional creation of a series/dataframe column
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If you only have two choices to select from:
df['color'] = np.where(df['Set']=='Z', 'green', 'red')
For example,
import pandas as pd
import numpy as np
df = pd.DataFrame({'Type':list('ABBC'), 'Set':list('ZZXY')})
df['color'] = np.where(df['Set']=='Z', ...
PostgreSQL ERROR: canceling statement due to conflict with recovery
...is not modified is to suspend the replication and resume after the query:
select pg_xlog_replay_pause(); -- suspend
select * from foo; -- your query
select pg_xlog_replay_resume(); --resume
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