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Convert int to ASCII and back in Python
I'm working on making a URL shortener for my site, and my current plan (I'm open to suggestions) is to use a node ID to generate the shortened URL. So, in theory, node 26 might be short.com/z , node 1 might be short.com/a , node 52 might be short.com/Z , and node 104 might be short.com/ZZ . When...
Using ECMAScript 6
...avascript-harmony flag is set: /(?<!a)b/.test('ab') (and throw the next error if the flag is not set: "Uncaught SyntaxError: Invalid regular expression: /(?<!a)b/: Invalid group")
– Rob W
Dec 25 '16 at 11:25
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Xcode: issue “file xxx.png is missing from working copy” at project building
... Commit and Push my latest changes. But doing just that did not remove the errors. So then I did Xcode > Source Control > Discard ALL Changes, and it cleaned up all the errors for me.
– EdwardM
Jan 24 '17 at 18:29
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How to convert URL parameters to a JavaScript object?
I have a string like this:
30 Answers
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How do I create a MongoDB dump of my database?
...ed to: prod.example.com
all dbs
DATABASE: log to dump/log
log.errors to dump/log/errors.bson
713 objects
log.analytics to dump/log/analytics.bson
234810 objects
DATABASE: blog to dump/blog
blog.posts to dump/log/blog.posts.bson
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Repeat each row of data.frame the number of times specified in a column
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I get an error: Error in rep(1, freq) : invalid 'times' argument. And given that there is already a data.table answer to this question, you may want to describe how your approach is different or when it is better than the current dat...
Does anyone still use [goto] in C# and if so why? [closed]
...t for breaking out of many loops where break would not work well (say upon error conditions), and as Kragen said goto is used by the compiler to generate switch statements and some other things as well.
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How to check null objects in jQuery
...@AurelianoBuendia, you have used lenght instead of length; it's a spelling error.
– Sam
Aug 10 '12 at 8:28
4
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What is the difference between “Include Directories” and “Additional Include Directories”
...ties of my project, under the "VC++ directories" there is an entry for "Include Directories". But under "C/C++" option, there is another entry called "Additional Include Directories". Same thing happens with library directories.
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How can I list (ls) the 5 last modified files in a directory?
I know ls -t will list all files by modified time. But how can I limit these results to only the last n files?
5 Answe...