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What's a quick way to test to see a file exists?
...s = FileManager.default.fileExists(atPath: somePath)
Thanks to Nikolay Suvandzhiev.
Objective-C (Original):
BOOL fileExists = [[NSFileManager defaultManager] fileExistsAtPath:somePath];
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i...
What does tree-ish mean in Git?
...ately leads to a (sub)directory
tree (Git refers to directories as "trees" and "tree objects").
In the original poster's case, foo is a directory that he wants to
specify. The correct way to specify a (sub)directory in Git is to use this
"tree-ish" syntax (item #15 from the Git revisions documentat...
Convert json data to a html table [closed]
...t to define the columns, the library should read the keys in the json hash and generate columns.
4 Answers
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What does “O(1) access time” mean?
...een this term "O(1) access time" used to mean "quickly" but I don't understand what it means. The other term that I see with it in the same context is "O(n) access time". Could someone please explain in a simple way what these terms mean?
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How to jQuery clone() and change id?
I need to clone the id and then add a number after it like so id1 , id2 , etc. Everytime you hit clone you put the clone after the latest number of the id.
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Check if directory mounted with bash
...
Running the mount command without arguments will tell you the current mounts. From a shell script, you can check for the mount point with grep and an if-statement:
if mount | grep /mnt/md0 > /dev/null; then
echo "yay"
else
echo "nay"
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How do I show a console output/window in a forms application?
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I tested on Windows 8 and Windows 10: - AttachConsole works from a cmd box - AllocConsole works from Visual Studio. When alloc is needed, AttachConsole returns false. You should also call FreeConsole() before terminating the application in console...
Deserialize from string instead TextReader
...edited Oct 6 '16 at 12:19
meJustAndrew
4,44244 gold badges3434 silver badges6161 bronze badges
answered Feb 27 '10 at 14:34
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PHP sprintf escaping %
... postfix: "",
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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
... postfix: "",
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