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Getting Checkbox Value in ASP.NET MVC 4
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If formCollection is used, then the string returned for the checkbox as the result is: "true,false". How do you parse this? Is Replace() the only option?
– Jo Smo
Jul 4 '15 at 21:23
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Write string to output stream
...InputStream and OutputStream) transfer binary data. If you want to write a string to a stream, you must first convert it to bytes, or in other words encode it. You can do that manually (as you suggest) using the String.getBytes(Charset) method, but you should avoid the String.getBytes() method, beca...
Why use static_cast(x) instead of (int)x?
...pointer to a different type, and then dereferencing. Except in the case of character types or certain struct types for which C defines the behavior of this construct, it generally results in undefined behavior in C.
– R.. GitHub STOP HELPING ICE
Feb 4 '12 at 5:...
How to write DataFrame to postgres table?
... the table
conn = engine.raw_connection()
cur = conn.cursor()
output = io.StringIO()
df.to_csv(output, sep='\t', header=False, index=False)
output.seek(0)
contents = output.getvalue()
cur.copy_from(output, 'table_name', null="") # null values become ''
conn.commit()
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Can a dictionary be passed to django models on create?
... your second question, the dictionary has to be the final argument. Again, extra and extra2 should be fields in the model.
m2 =MyModel(extra='hello', extra2='world', **data_dict)
m2.save()
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Remove directory which is not empty
...amed function to rimraf ;)
/**
* Remove directory recursively
* @param {string} dir_path
* @see https://stackoverflow.com/a/42505874/3027390
*/
function rimraf(dir_path) {
if (fs.existsSync(dir_path)) {
fs.readdirSync(dir_path).forEach(function(entry) {
var entry_path = ...
Storing integer values as constants in Enum manner in java [duplicate]
...e() {
return constValue;
}
}
public static void main(String[] args) {
System.out.println("Name: " + PAGE.SIGN_CREATE.name());
System.out.println("Ordinal: " + PAGE.SIGN_CREATE.ordinal());
System.out.println("Const: " + PAGE.SIGN_CREATE.constValue());
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MySQL - Rows to Columns
...le of years late, I had to use MAX instead of SUM because my itemValue are strings, not numerical values.
– Merricat
Jun 17 at 17:55
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What's so bad about Template Haskell?
... lately (using haskell-src-exts / meta) - https://github.com/mgsloan/quasi-extras/tree/master/examples . I know this introduces some bugs such as not being able to splice in the generalized list comprehensions. However, I think that there's a good chance that some of the ideas in http://hackage.hask...
How can I get file extensions with JavaScript?
...not a path, for practical reasons, I think it should be return filename.substring(0,1) === '.' ? '' : filename.split('.').slice(1).pop() || ''; This takes care of .file (Unix hidden, I believe) kind of files too. That is if you want to keep it as a one-liner, which is a bit messy to my taste.
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