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Properly escape a double quote in CSV
...characters was never backed up and the original question doesn't ask about PHP. This only seems to be true for the string delimiter (and only for the chosen delimiter) when a program, such as Open Office, allows you to change it.
– Dave F
Dec 1 '18 at 22:07
...
PostgreSQL: Difference between text and varchar (character varying)
...ength array).
Check this article from Depesz: http://www.depesz.com/index.php/2010/03/02/charx-vs-varcharx-vs-varchar-vs-text/
A couple of highlights:
To sum it all up:
char(n) – takes too much space when dealing with values shorter than n (pads them to n), and can lead to subtle err...
CMake使用教程 - C/C++ - 清泛网 - 专注C/C++及内核技术
...面网址是一个公开的dashboard：
http://www.cdash.org/CDash/index.php?project=PublicDashboard
dashboard上显示的项目名称通过如下方式设置：
需要先把cmake/bin目录加入path中，然后执行ctest -D Experimental。这里遇到了一个错误。
D:/Projects/Lab/test...
What data type to use for hashed password field and what length?
...a key-strengthening hash algorithm like Bcrypt or Argon2i. For example, in PHP, use the password_hash() function, which uses Bcrypt by default.
$hash = password_hash("rasmuslerdorf", PASSWORD_DEFAULT);
The result is a 60-character string similar to the following (but the digits will vary, because...
What does (function($) {})(jQuery); mean?
...ny other (a, $b, a$b etc.) and it doesn't have any
special meaning like in PHP.
Knowing that we can take another look at our example:
var $f = function($) { return $*$; };
var jQuery = 2;
console.log( $f(jQuery) ); // Gives: 4
// An inline version (immediately invoked)
console.log( (function($) ...
How can I git stash a specific file?
...en stash with --keep-index option.
git add app/controllers/cart_controller.php
git stash --keep-index
git reset
Last step is optional, but usually you want it. It removes changes from index.
Warning
As noted in the comments, this puts everything into the stash, both staged and unstaged. The --kee...
from jquery $.ajax to angular $http
...
$http.patch()
$http.put()
One of the Example:
$http.get("sample.php")
.success(function(response) {
$scope.getting = response.data; // response.data is an array
}).error(){
// Error callback will trigger
});
http://www.drtuts.com/ajax-requests-angula...
How do write IF ELSE statement in a MySQL query
...
you must write it in SQL not it C/PHP style
IF( action = 2 AND state = 0, 1, 0 ) AS state
for use in query
IF ( action = 2 AND state = 0 ) THEN SET state = 1
for use in stored procedures or functions
...
File content into unix variable with newlines
...rintf "%s\n" "${lines[@]}"
See also:
http://bash-hackers.org/wiki/doku.php/commands/builtin/mapfile
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Python Requests and persistent sessions
... urllib.urlencode(formdata)
response = opener.open("https://page.com/login.php", data_encoded)
content = response.read()
EDIT:
I see I've gotten a few downvotes for my answer, but no explaining comments. I'm guessing it's because I'm referring to the urllib libraries instead of requests. I do tha...