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Iterating through a JSON object
..._raw= raw.readlines()
json_object = json.loads(json_raw[0])
you should really just do:
json_object = json.load(raw)
You shouldn't think of what you get as a "JSON object". What you have is a list. The list contains two dicts. The dicts contain various key/value pairs, all strings. When you do j...
How to rename with prefix/suffix?
...available and you have to rename more than one file, shell scripting can really be short and simple for this. For example, to rename all *.jpg to prefix_*.jpg in the current directory:
for filename in *.jpg; do mv "$filename" "prefix_$filename"; done;
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SQL parser library for Java [closed]
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JSqlParser
Presto's parser is written using ANTLR4 and has its own immutable AST classes that are built from the parser. The AST has a visitor and pretty printer.
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How can I save a screenshot directly to a file in Windows? [closed]
...ormat format = ImageFormat.PNG; or ImageFormat format = ImageFormat.JPG; All is here for you
– Patrick Desjardins
Oct 1 '08 at 15:31
4
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CSS container div not getting height
...ter, .clearfix::before {
content: '';
clear: both;
display: table;
}
Or you could try display:inline-block; property, then you don't need to add any clearfix.
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Weak and strong property setter attributes in Objective-C
...g' part (casting from NS to CF) is a little tricky. You still have to manually manage CFRelease() and CFRetain() for CF objects. When you convert them back to NS objects you have to tell the compiler about the retain count so it knows what you have done.
Its all here.
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What does the regular expression /_/g mean?
...egex matches the _ character.
The g means Global, and causes the replace call to replace all matches, not just the first one.
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Python, remove all non-alphabet chars from string
... Hmm, I can quite track it down, but what about the pattern to remove all non-alphanumerics excluding spaces?
– KDecker
Mar 20 '14 at 0:45
1
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Regex to validate password strength
...ex. This serves as a great learning example for those of us who've never really got on with the syntax.
– user673046
Nov 22 '13 at 6:11
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Loop backwards using indices in Python?
... This is better than the accepted answer since it doesn't actually allocate all the numbers in memory (in Python 3 the accepted answer wouldn't either), plus it's more obvious what is happening.
– Blixt
Mar 23 '12 at 13:52
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