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... an assignment statement is assigning a value to a shell variable or array index, the += operator can be used to append to or add to the variable's previous value. When += is applied to a variable for which the integer attribute has been set, value is evaluated as an arithmetic expressi...
Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port” error
...erver ssl;
# path to web directory
root /path/to/example.com;
index index.html index.htm;
# domain or subdomain
server_name example.com www.example.com;
# ssl certificate
ssl_certificate /path/to/certs/example_com-bundle.crt;
ssl_certificate_key /path/to/certs/exam...
Why exactly is eval evil?
...PPLY - call a function with a list as the arguments: (apply '+ '(1 2 3)).
Q: do I really need eval or does the compiler/evaluator already what I really want?
The main reasons to avoid EVAL for slightly more advanced users:
you want to make sure that your code is compiled, because the compiler can ...
Simple way to calculate median with MySQL
...(1-SIGN(y.val-x.val))) = (COUNT(*)+1)/2
Make sure your columns are well indexed and the index is used for filtering and sorting. Verify with the explain plans.
select count(*) from table --find the number of rows
Calculate the "median" row number. Maybe use: median_row = floor(count / 2).
The...
How to stop /#/ in browser with react-router?
...tions
AddDefaultCharset utf-8
Options +FollowSymlinks -MultiViews -Indexes
RewriteEngine on
# Setting up apache options (Godaddy specific)
#DirectoryIndex index.php
#RewriteBase /
# Defining the rewrite rules
RewriteCond %{SCRIPT_FILENAME} !-d
RewriteCond %{SCR...
Range references instead values
...
The short & direct answer: no, use the array index instead of the value
So the above code becomes:
package main
import "fmt"
type MyType struct {
field string
}
func main() {
var array [10]MyType
for idx, _ := range array {
array[idx].field = "...
SASS - use variables across multiple files
...
Create an index.scss and there you can import all file structure you have. I will paste you my index from an enterprise project, maybe it will help other how to structure files in css:
@import 'base/_reset';
@import 'helpers/_variabl...
What is the difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout?
Is there any difference between SqlCommand.CommandTimeout and SqlConnection.ConnectionTimeout in .NET?
6 Answers
...
.gitignore and “The following untracked working tree files would be overwritten by checkout”
...
Warning: This will delete the local files that are not indexed
Just force it : git checkout -f another-branch
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Can you animate a height change on a UITableViewCell when selected?
...that reports the original height normally via the tableView: heightForRowAtIndexPath:, then when you want to animate a height change, simply change the value of the variable and call this...
[tableView beginUpdates];
[tableView endUpdates];
You will find it doesn't do a full reload but is enough ...