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Checking if array is multidimensional or not?
... or array(array(), array()) either. Generally, if an inside array is empty then the recursive count will correctly add 0 for it, thus making it match the normal count.
– Fanis Hatzidakis
Oct 5 '16 at 13:13
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Error installing libv8: ERROR: Failed to build gem native extension
...st step. Before running bundle install, use brew to install the system v8. Then install both the therubyracer gem and the libv8 gem by hand. and run bundle install. But I haven't tried it yet.
– gitb
Nov 6 '15 at 16:16
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How should I cast in VB.NET?
... idea if the cast should succeed (user input -> integers, for example), then I use TryCast so as to do something more friendly than toss an exception at the user.
One thing I can't shake is I tend to use ToString instead of CStr but supposedly Cstr is faster.
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Passing variable number of arguments around
...ion uses the argptr at all, the only safe thing to do is call va_end() and then restart va_start(argptr, fmt); to reinitialize. Or you can use va_copy() if your system supports it (C99 and C11 require it; C89/90 did not).
– Jonathan Leffler
Jun 15 '15 at 1:32
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How to delete selected text in the vi editor
..., d5d deletes 5 lines) ~or~
Type Shift-v to enter linewise selection mode, then move the cursor down using j (yes, use h, j, k and l to move left, down, up, right respectively, that's much more efficient than using the arrows) and type d to delete the selection.
Also, how can I select the lines...
Download File to server from URL
... feel free to incorporate. let me know when I can remove this comment here then.
– hakre
Mar 31 '13 at 14:20
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Printing hexadecimal characters in C
I'm trying to read in a line of characters, then print out the hexadecimal equivalent of the characters.
7 Answers
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How to make a background 20% transparent on Android
...;color name="black">#000000</color>
Now if I want to use opacity then you can use the below code:
<color name="black">#99000000</color> <!-- 99 is for alpha and others pairs zero's are for R G B -->
And below for opacity code: and all opacity level here
Hex Opacity Valu...
How to exclude certain messages by TAG name using Android adb logcat?
...sses)"
This one would check for either of the given to occur, grep would then not list them.
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Global Git ignore
...ILE%\git\ignore
You may need to create git directory and ignore file but then you can put your global ignores into that file and that's it!
Source
Which file to place a pattern in depends on how the pattern is meant to be used.
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Patterns which a user wants Git to ignore in all sit...