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What is the difference between public, private, and protected?
...ly.
protected scope when you want to make your property/method visible in all classes that extend current class including the parent class.
If you don't use any visibility modifier, the property / method will be public.
More: (For comprehensive information)
PHP Manual - Visibility
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Fatal error: Maximum execution time of 30 seconds exceeded
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Is this set only for that one script or will it affect all other scripts executed after this one on the same server?
– Nagendra Rao
Nov 22 '13 at 11:47
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Remove not alphanumeric characters from string
...; i < json_string.length; i++) {
let char = json_string[i]
let index = alpha_numeric.indexOf(char)
if (index > -1) {
filterd_string += alpha_numeric[index]
}
}
return filterd_string
}
const input = "\\test\red\bob\fred\new"
console.log(alpha_numeric_filter(input)...
How do I query for all dates greater than a certain date in SQL Server?
...ing the filter predicate column is not a good idea whatsoever. It prevents index usage almost entirely.
– pimbrouwers
May 31 '17 at 17:09
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App Inventor 2 接入百度网盘API · App Inventor 2 中文网
...我们的请求：Transfer-Encoding can’t be trunked.
而采用python或php自己写一个简单服务端是可以接受上传的文件的。
采用图片base64方案，也只能自己写服务端，然后解码，恢复文件，百度网盘也无法采用这种方案。
直接用python或curl...
Colon (:) in Python list index [duplicate]
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Remember that [1:5] starts with the object at index 1, and the object at index 5 is not included. You can also make a soft copy of a list with [:]
– Garrett Hyde
Oct 25 '10 at 7:51
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How to go about formatting 1200 to 1.2k in java
...tring result = new DecimalFormat("##0E0").format(number);
Integer index = Character.getNumericValue(result.charAt(result.length() - 1)) / 3;
result = result.replaceAll("E[0-9]", METRIC_PREFIXES[index]);
while (result.length() > MAX_LENGTH || TRAILING_DECIMAL_POINT.matche...
Git serve: I would like it that simple
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that should be git.wiki.kernel.org/index.php/Aliases#Serve_repo_on_the_spot
– Aeon
Mar 16 '10 at 0:33
8
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Received an invalid column length from the bcp client for colid 6
...need to subtract 1 from it to get the value. After that it is used as the index of the _sortedColumnMappings ArrayList of the SqlBulkCopy instance not the index of the column mappings that were added to the SqlBulkCopy instance. One thing to note is that SqlBulkCopy will stop on the first error re...
difference between primary key and unique key
...erent for Primary and Unique Key.
By Default:
PK creates a Clustered index and UK creates a Non Clustered Index.
PK is not null, but UK allows nulls (Note: By Default)
There can only be one and only one PK on a table, but there can be multiple UK's
You can override the default implementation ...