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How can I check if character in a string is a letter? (Python)
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str.isalpha()
Return true if all characters in the string are alphabetic and there is at least one character, false otherwise. Alphabetic characters are those characters defined in the Unicode character database as “Letter”, i.e., those with gener...
How to force file download with PHP
...t type based on your file application/zip, application/pdf etc. - but only if you do not want to trigger the save-as dialog.
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Why not to deploy on a Friday? [closed]
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@Matt - If the day started as a Friday it ceases being so when Jon releases his software, Jon Skeet does not adapt his release schedule to the calendar... the calendar adjusts to his release schedule.
– Newtopia...
How to handle floats and decimal separators with html5 input type number
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I think what's missing in the answers above is the need to specify a different value for the step attribute, which has a default value of 1. If you want the input's validation algorithm to allow floating-point values, specify a step accordingly.
For example, I wanted dollar amounts, so ...
How to get the number of characters in a std::string?
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If you're using a std::string, call length():
std::string str = "hello";
std::cout << str << ":" << str.length();
// Outputs "hello:5"
If you're using a c-string, call strlen().
const char *str = "hello"...
What's the difference between std::move and std::forward
... both these functions simply cast to reference type. But outside these specific use cases (which cover 99.9% of the usefulness of rvalue reference casts), you should use static_cast directly and write a good explanation of what you're doing.
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“Could not find bundler” error
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Make sure you're entering "bundle" update, if you have the bundler gem installed.
bundle update
If you don't have bundler installed, do gem install bundler.
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Using Moq to determine if a method is called
It is my understanding that I can test that a method call will occur if I call a higher level method, i.e.:
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How should I escape commas and speech marks in CSV files so they work in Excel?
... to this.
Excel will only respect the escaping of commas and speech marks if the column value is NOT preceded by a space. So generating the file without spaces like this...
Reference,Title,Description
1,"My little title","My description, which may contain ""speech marks"" and commas."
2,"My other ...
How to make HTML Text unselectable [duplicate]
... this with plain vanilla HTML, so JSF can't do much for you here as well.
If you're targeting decent browsers only, then just make use of CSS3:
.unselectable {
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-sel...