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What is the difference between varchar and nvarchar?
...ll 1's and 0's . I am able to save Chinese content as varchar just fine to my DB . I just specify its UTF-8 though . How does that work then ?
– Nishant
Sep 24 '14 at 14:24
3
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what is reverse() in Django
...@ since 1.3 came out and forgot that it's not yet the default. I'll update my answer so it doesn't trip up the inexperienced.
– scytale
Jun 28 '12 at 15:58
2
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sort object properties and JSON.stringify
My application has a large array of objects, which I stringify and save them to the disk. Unfortunately, when the objects in the array are manipulated, and sometimes replaced, the properties on the objects are listed in different orders (their creation order?). When I do JSON.stringify() on the arr...
Webstorm: “Cannot Resolve Directory”
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For me, I was marking my "css" and "js" folders as resource roots. But I continued to get the error notices. They both lived under the "www" directory. Marking the www folder as the resource root finally got rid of the notices. So if your images, ...
Is there a difference between “==” and “is”?
My Google-fu has failed me.
14 Answers
14
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Why are regular expressions so controversial? [closed]
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Making Regexes Maintainable
A major advance toward demystify the patterns previously referred to as “regular expressions” is Perl’s /x regex flag — sometimes written (?x) when embedded — that allows whitespace (line breaking, indenting) and comments. This seriously i...
What exactly is a C pointer if not a memory address?
...noring the generic nature of the standard and the inapplicable when I know my platform and my compiler. The original question is generic, however, so you can't ignore the standard when answering it.
– Alexey Frunze
Mar 1 '13 at 8:15
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Is there a performance gain in using single quotes vs double quotes in ruby?
... in this case! Micro benchmarks like these are difficult to get right. See my gem fruity for a decent tool for this.
Note that if there is interpolation of the form "...#{...}...", this gets parsed to a tSTRING_DBEG, a bunch of tSTRING_DVAR for the each expression in #{...} and a final tSTRING_DEND...
How to fluently build JSON in Java?
... .put("JSON1", "Hello World!")
.put("JSON2", "Hello my World!")
.put("JSON3", new JSONObject().put("key1", "value1"))
.toString();
System.out.println(jsonString);
OUTPUT:
{"JSON2":"Hello my World!","JSON3":{"key1":"value1"},"JSON1":"Hell...
How to mount a host directory in a Docker container
... it is and it isn't wrong, but you may want to update it a bit in light of my answer at stackoverflow.com/a/51829247/901899
– rainabba
Aug 13 '18 at 19:25
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