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How to find where gem files are installed
...files are YAML files with the following YAML keys:
:sources: A YAML array of remote gem repositories to install gems from
:verbose: Verbosity of the gem command. false, true, and :really are the
levels
:update_sources: Enable/disable automatic updating of repositor...
What's the recommended way to connect to MySQL from Go?
...Mdpr, &cb.X, &cb.Y, &cb.Z)
Select multiple rows and build an array with results :
rows, err := con.Query("select a, b from item where p1=? and p2=?", p1, p2)
if err != nil { /* error handling */}
items := make([]*SomeStruct, 0, 10)
var ida, idb uint
for rows.Next() {
err = rows.Sc...
Chrome Extension how to send data from content script to popup.html
...d into matching pages. These are injected in the order they appear in this array.
(emphasis mine)
In contentscript.js: Move the chrome.runtime.sendMessage({...}) block inside the onMessage listener callback.
That said, here is my proposed approach:
Control flow:
A content script is inject...
Repository Pattern Step by Step Explanation [closed]
...rmation. The backing of the IQueryable could be as simple as a hard coded array, or it could be from a XML file, web service, database, flat file, etc. I wouldn't recommend a repository that didn't expose IQueryable as it always leads to slow data access in every case, where exposing IQueryable wi...
String concatenation vs. string substitution in Python
... you don't have a fixed number of items to string-ize." -- You mean a list/array? In that case, couldn't you just join() them?
– strager
Dec 18 '08 at 1:04
...
Why can't I use float value as a template parameter?
..., except
that the & may be omitted if the name refers to a function or array
and shall be omitted if the corresponding template-parameter is a
reference; or
a constant expression that evaluates to a null pointer value (4.10); or
a constant expression that evaluates to a null member pointer val...
Best ways to teach a beginner to program? [closed]
...ike an app which calls the users a random insult at some interval. (Loops, arrays, timers, and random if you make the interval random)
2) Simple Project Once they have a good grasp of language features, you can start a project(simple, fun games work good.). You should try to have the first project...
How to import CSV file data into a PostgreSQL table?
...as the column names
for col in execute format('select unnest(string_to_array(trim(temp_table::text, ''()''), '','')) from temp_table where col_1 = %L', col_first)
loop
execute format('alter table temp_table rename column col_%s to %s', iter, col);
iter := iter + 1;
end lo...
Why does string::compare return an int?
...tions.
The smaller types exist mainly to allow RAM usage optimization for arrays and structs. In most cases they trade a few CPU cycles (in the form of aligment operations) for a better RAM usage.
Unless you need to enforce your return value to be a signed or unsigned number of a centain size (cha...
JavaScript Regular Expression Email Validation [duplicate]
...?:\.[\w\-\+_]+)*\s*$/); It will return null if no match and a single item array of the email address itself if it does match.
– Andir
Mar 30 '12 at 14:46
...