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How to check if an element is in an array
...nt exists in an array? Xcode does not have any suggestions for contain , include , or has , and a quick search through the book turned up nothing. Any idea how to check for this? I know that there is a method find that returns the index number, but is there a method that returns a boolean like ...
Image resizing client-side with JavaScript before upload to the server
...lien/312bce1270a5f511bf4a
(an es6 version, and a .js version which can be included in a script tag)
You can use it as follows:
<input type="file" id="select">
<img id="preview">
<script>
document.getElementById('select').onchange = function(evt) {
ImageTools.resize(this.file...
What are the main purposes of using std::forward and which problems it solves?
...ameter in std::forward, it would be always passed as a normal reference.
#include <iostream>
#include <string>
#include <utility>
void overloaded_function(std::string& param) {
std::cout << "std::string& version" << std::endl;
}
void overloaded_function(std:...
Formatting text in a TextBlock
... shows basic formatting with Bold Itallic and underscored text.
Following includes the SPAN method, with this you van highlight text:
<TextBlock Margin="10" TextWrapping="Wrap">
This <Span FontWeight="Bold">is</Span> a
<Span Backgroun...
Embedding SVG into ReactJS
...
If you just have a static svg string you want to include, you can use dangerouslySetInnerHTML:
render: function() {
return <span dangerouslySetInnerHTML={{__html: "<svg>...</svg>"}} />;
}
and React will include the markup directly without processing...
What are all the differences between src and data-src attributes?
...set of data-* attributes, which have no defined meaning but can be used to include invisible data in an element, for use in scripting (or styling).
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Mocking member variables of a class using Mockito
...'s best to find a place to inject the Second mock into the First instance, including setting private fields that match type.
– jhericks
Jan 25 '12 at 5:28
...
Perform an action in every sub-directory using Bash
...
Note that this answer ignores hidden directories. To include hidden directories use for D in .* *; do instead for D in *; do.
– patryk.beza
May 18 '16 at 17:34
...
PHP mail function doesn't complete sending of e-mail
...the chances your emails are marked as spam. Good tips from Michiel de Mare include:
Use email authentication methods, such as SPF, and DKIM to prove that your emails and your domain name belong together, and to prevent spoofing of your domain name. The SPF website includes a wizard to generat...
Escape quote in web.config connection string
...'
Update 3:
From MSDN (SqlConnection.ConnectionString Property):
To include values that contain a semicolon, single-quote character, or double-quote character, the value must be enclosed in double quotation marks. If the value contains both a semicolon and a double-quote character, the value ...