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How to check if running in Cygwin, Mac or Linux?
I have a shell script that is used both on Windows/Cygwin and Mac and Linux. It needs slightly different variables for each versions.
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Check if Key Exists in NameValueCollection
...but it could be current culture or invariant culture
|| @this.Keys.Cast<string>().Contains(key, StringComparer.OrdinalIgnoreCase);
}
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is vs typeof
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This should answer that question, and then some.
The second line, if (obj.GetType() == typeof(ClassA)) {}, is faster, for those that don't want to read the article.
(Be aware that they don't do the same thing)
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PHP expresses two different strings to be the same [duplicate]
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"608E-4234" is the float number format, so they will cast into number when they compares.
608E-4234 and 272E-3063 will both be float(0) because they are too small.
For == in php,
If you compare a number with a string or the comparison involves
numerical strings, then e...
How to export all data from table to an insertable sql format?
...nvarchar (max) = ''
DECLARE @Columns nvarchar(max)
DECLARE @ColumnsCast nvarchar(max)
-- cleanUp/prepraring data
SET @SchemaName = REPLACE(REPLACE(@SchemaName,'[',''),']','')
SET @TableName = REPLACE(REPLACE(@TableName,'[',''),']','')
SET @AsFileNAme = NULLIF(@AsFileNAme,'')...
Java array reflection: isArray vs. instanceof
...er an object is an array.
Generally, you test an object's type before downcasting to a particular type which is known at compile time. For example, perhaps you wrote some code that can work with a Integer[] or an int[]. You'd want to guard your casts with instanceof:
if (obj instanceof Integer[]) ...
How to programmatically round corners and set random background colors
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If "v" is the TextView than v.getBackground() will cast "java.lang.ClassCastException: android.graphics.drawable.StateListDrawable cannot be cast to android.graphics.drawable.GradientDrawable" Was this realy working back in '13?
– sonavolob
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Is leaked memory freed up when the program exits?
If I programmed — without knowing it — a memory leak, and the application terminates, is the leaked memory freed?
6 Ans...
How to encrypt/decrypt data in php?
I'm currently a student and I'm studying PHP, I'm trying to make a simple encrypt/decrypt of data in PHP. I made some online research and some of them were quite confusing(at least for me).
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Python - Get path of root project structure
...directory as well ? Should that be correct ? I've just started with python and not sure on the best practices. Thanks.
– akskap
Aug 30 '16 at 8:20
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