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Cast to int vs floor
...dited Dec 30 '14 at 21:44
Matt Ball
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answered Jul 21 '10 at 14:39
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EntityType has no key defined error
...a CLS-compliant type, meaning unsigned types like uint, ulong etc. are not allowed.
This error can also be caused by configuration mistakes.
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Android: Go back to previous activity
...m another activity with startActivityForResult. In that case you can just call the finishActivity() function from your code and it'll take you back to the previous activity.
Keep track of the activity stack. Whenever you start a new activity with an intent you can specify an intent flag like FLAG_AC...
AVD Manager - Cannot Create Android Virtual Device
I just installed the Android Eclipse Plugin and the Android SDK from Google yesterday. I open the AVD Manager window by going to Window -> Android Virtual Device Manager . I then click "New" and am presented with the "Create new Android Virtual Device (AVD)" window. The problem is, I can't get t...
Keep SSH session alive [closed]
...om
ServerAliveInterval 240
To enable sending a keep-alive signal for all hosts, place the following contents in the configuration file:
Host *
ServerAliveInterval 240
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How to delete duplicate rows in SQL Server?
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I like CTEs and ROW_NUMBER as the two combined allow us to see which rows are deleted (or updated), therefore just change the DELETE FROM CTE... to SELECT * FROM CTE:
WITH CTE AS(
SELECT [col1], [col2], [col3], [col4], [col5], [col6], [col7],
RN = ROW_NUMBER()O...
Maximum size of an Array in Javascript
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The maximum length until "it gets sluggish" is totally dependent on your target machine and your actual code, so you'll need to test on that (those) platform(s) to see what is acceptable.
However, the maximum length of an array according to the ECMA-262 5th Edition specific...
For..In loops in JavaScript - key value pairs
...is specific case I would assume it's slower because of the Object.entries call. I didn't run any tests though.
– Francesco Casula
Jul 9 '17 at 6:44
7
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How can I see the assembly code for a C++ program?
...pid
movl %eax, 4(%esp) # pid,
movl $.LC0, (%esp) #,
call printf #
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Vim 80 column layout concerns
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You can even automatically base the value of 'colorcolumn' on 'textwidth' with something like :set cc=+1
– graywh
Oct 1 '10 at 16:37
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