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How can I safely encode a string in Java to use as a filename?
...care of the special cases where the string equals ., equals .. or is empty!¹ Many programs use URL encoding to create file names, so this is a standard technique which everybody understands.
Irreversible
Use a hash (e.g. SHA-1) of the given string. Modern hash algorithms (not MD5) can be consider...
SQL to LINQ Tool [closed]
...
Looks like it's had no support for 2½ years. I could not even install Linqer correctly. Failed on me with an error: "Not suppported Entity Framework version 0", spelling mistake & all.
– user1040323
Sep 28 '18 at 15:...
What is makeinfo, and how do I get it?
...d Sep 4 '19 at 21:25
Samuel LelièvreSamuel Lelièvre
1,74388 silver badges1414 bronze badges
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Git “error: The branch 'x' is not fully merged”
...urrently checked out revision). In other words, when you might lose commits¹.
In practice it means that you probably amended, rebased or filtered commits and they don't seem identical.
Therefore you could avoid the warning by checking out a branch that does contain the commits that you're about un-...
How to find the foreach index?
... edited Dec 14 '17 at 3:16
buræquete
12.5k44 gold badges3131 silver badges6262 bronze badges
answered Sep 26 '08 at 18:25
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How do I check if a string is a number (float)?
...ions about what is an integer e.g., for the Unicode character u'\u00b9': u'¹'.isdigit() is True but int(u'¹') raises ValueError.
– jfs
Nov 16 '12 at 16:03
8
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Safe (bounds-checked) array lookup in Swift, through optional bindings?
...in where the fashion of Swift programming is going, which in Crusty's words¹ is: "Think protocols first"
• What do we want to do?
- Get an Element of an Array given an Index only when it's safe, and nil otherwise
• What should this functionality base it's implementation on?
- Array subscript...
Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
...Bash 4.3.11:
POSIX vs Bash extension:
[ is POSIX
[[ is a Bash extension¹
regular command vs magic
[ is just a regular command with a weird name.
] is just an argument of [ that prevents further arguments from being used.
Ubuntu 16.04 actually has an executable for it at /usr/bin/[ provided...
Android: Is it possible to display video thumbnails?
...ed Mar 9 '16 at 23:33
Edouard BrèthesEdouard Brèthes
93299 silver badges2424 bronze badges
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How to add a button to UINavigationBar?
...red Mar 23 '10 at 23:45
Mads MobækMads Mobæk
29.5k2020 gold badges6464 silver badges7575 bronze badges
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