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When are C++ macros beneficial? [closed]
The C preprocessor is justifiably feared and shunned by the C++ community. In-lined functions, consts and templates are usually a safer and superior alternative to a #define .
...
How to convert JSON string to array
...n string from URL using file_get_contents, then follow the steps:
$url = "http://localhost/rest/users"; //The url from where you are getting the contents
$response = (file_get_contents($url)); //Converting in json string
$n = strpos($response, "[");
$response = substr_replace($response,"",0,$n+1)...
Order data frame rows according to vector with specific order
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
What exactly are DLL files, and how do they work?
...
http://support.microsoft.com/kb/815065
A DLL is a library that contains code
and data that can be used by more than
one program at the same time. For
example, in Windows operating systems,
the Comdlg32 DLL perform...
When splitting an empty string in Python, why does split() return an empty list while split('\n') re
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
Specifying an Index (Non-Unique Key) Using JPA
... If you ever need to create and index with two or more columns you may use commas. For example:
@Entity
@Table(name = "company__activity",
indexes = {@Index(name = "i_company_activity", columnList = "activity_id,company_id")})
public class CompanyActivity{
...
Passing a std::array of unknown size to a function
...or use another sort of container, like an std::vector, as suggested in the comments to the question):
template<std::size_t SIZE>
void mulArray(std::array<int, SIZE>& arr, const int multiplier) {
for(auto& e : arr) {
e *= multiplier;
}
}
Here is a live example.
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Can I escape html special chars in javascript?
...
You can use jQuery's .text() function.
For example:
http://jsfiddle.net/9H6Ch/
From the jQuery documentation regarding the .text() function:
We need to be aware that this method
escapes the string provided as
necessary so that it will render
correctly in HTML. To do...
Import a module from a relative path
... @scr4ve you should use os.path.join() instead, and you are welcome to add the case (cmd_subfolder) directly to my answer. thanks!
– sorin
Jul 13 '12 at 12:32
7
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Sample settings.xml for maven
...compliance
with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing,
software distributed under the License is distributed on an
"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
KIND, e...