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find vs find_by vs where
...is used as a helper when you're searching for information within a column, and it maps to such with naming conventions. For instance, if you have a column named name in your database, you'd use the following syntax:
Model.find_by(name: "Bob")
.where is more of a catch all that lets you use a bit...
Javascript array search and remove string?
... = ['A', 'B', 'C', 'B'];
t.splice(t.indexOf('B'), 1); // will return ['B'] and t is now equal to ['A', 'C', 'B']
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fatal: early EOF fatal: index-pack failed
I have googled and found many solutions but none work for me.
31 Answers
31
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Is bool a native C type?
...kernel code uses bool, but I thought that bool was a C++ type. Is bool a standard C extension (e.g., ISO C90) or a GCC extension?
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Understanding FFT output
I need some help understanding the output of the DFT/FFT computation.
4 Answers
4
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How to remove item from array by value? [duplicate]
...'];
removeA(ary, 'seven');
/* returned value: (Array)
three,eleven
*/
And to take care of IE8 and below-
if(!Array.prototype.indexOf) {
Array.prototype.indexOf = function(what, i) {
i = i || 0;
var L = this.length;
while (i < L) {
if(this[i] === what)...
Why are Standard iterator ranges [begin, end) instead of [begin, end]?
Why does the Standard define end() as one past the end, instead of at the actual end?
7 Answers
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The Following Module was built either with optimizations enabled or without debug information
.... I've checked that it's in debug mode on the non-web project in question and it's in Active(Debug). Deleted all items in my .NET 2.0 temp folder in Windows. Not sure what else to do here.
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How can I do a line break (line continuation) in Python?
...g line of code that I want to break up among multiple lines. What do I use and what is the syntax?
10 Answers
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Convert Rows to columns using 'Pivot' in SQL Server
I have read the stuff on MS pivot tables and I am still having problems getting this correct.
8 Answers
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