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What is the shortcut in IntelliJ IDEA to find method / functions?
...n whole computer and give lot of unnecessary results also will take lot of extra time. So, it's better to search something in IDE only.
– Vikas Gupta
Mar 3 '15 at 17:35
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How do I get an object's unqualified (short) class name?
... if mis-used (protected methods becoming public, etc.). You can use simple string replacement on PHP magic constants instead: str_replace(__NAMESPACE__ . '\\', '', __CLASS__);. It's also much faster, performance-wise.
– Franklin P Strube
Nov 11 '15 at 23:24
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Run Java Code Online [closed]
...ne is the best site for the online code running, debugging and it provides extra performance stats also.
Without Sign Up, you can run code upto of maximum 5 sec, and for signup, upto a max of 15 sec. And for Signup, the code management and history is also too good.
However, it has some maximum am...
How to export DataTable to Excel
... code, to convert DataTable to excel file as csv:
var lines = new List<string>();
string[] columnNames = dataTable.Columns
.Cast<DataColumn>()
.Select(column => column.ColumnName)
.ToArray();
var header = string.Join(",", columnNames.Select(name => $"\"{name}\""));
l...
“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
...
It seems like there may be a issue to dump numpy.int64 into json string in Python 3 and the python team already have a conversation about it. More details can be found here.
There is a workaround provided by Serhiy Storchaka. It works very well so I paste it here:
def convert(o):
if ...
Undo scaffolding in Rails
...p in mind that it will remove the view folder for my_foo, even if you have extra files there.
– Andrew K
Sep 2 '17 at 21:22
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Open a URL in a new tab (and not a new window)
...ecessary, for window.open(), the second parameter is strWindowName, for: A string name for the new window. The name can be used as the target of links and forms using the target attribute of an <a> or <form> element. The name should not contain any whitespace characters. Note that strWin...
Why does “_” (underscore) match “-” (hyphen)?
...
I had a similar issue with space and hyphens while matching strings with exact match:
SELECT id FROM location WHERE name = 'IND - HQ';
The above query didn't return any records in MySQL. I had to escape the spaces and hyphens and use LIKE instead of exact match with equals (=) as f...
How does the SQL injection from the “Bobby Tables” XKCD comic work?
... 'Derper')
The ' in the student's name is not a comment, it's the closing string delimiter. Since the student's name is a string, it's needed syntactically to complete the hypothetical query. Injection attacks only work when the SQL query they inject results in valid SQL.
Edited again as per dan...
How do you format an unsigned long long int using printf?
...uments are passed to printf without any type information, so if the format string is incorrect, the result is unpredictable.
– dmitrii
Jan 23 '12 at 23:10
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