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How to change MySQL column definition?
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Do you mean altering the table after it has been created? If so you need to use alter table, in particular:
ALTER TABLE tablename MODIFY COLUMN new-column-definition
e.g.
ALTER TABLE test MODIFY COLUMN locationExpect VARCHAR(120);
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Visual Studio, Find and replace, regex
I am trying to replace all the #include "whatever.h" with #include <whatever.h> using find and replace functionality in Visual Studio 2005. I used the regex \#include \"[a-z\.h]+\" to find the include statement. But I am wondering how frame the replace regex.
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URL encode sees “&” (ampersand) as “&” HTML entity
I am encoding a string that will be passed in a URL (via GET). But if I use escape , encodeURI or encodeURIComponent , & will be replaced with %26amp%3B , but I want it to be replaced with %26 . What am I doing wrong?
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Parcelable where/when is describeContents() used?
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There is a constant defined in Parcelable called CONTENTS_FILE_DESCRIPTOR which is meant to be used in describeContents() to create bitmask return value.
Description for CONTENTS_FILE_DESCRIPTOR in the API ref is:
Bit masks for use with descr...
Asynchronous Process inside a javascript for loop [duplicate]
I am running an event loop of the following form:
6 Answers
6
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Copy text to clipboard with iOS
What is the best way to copy text to the iPhone's clipboard in your application?
2 Answers
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Nginx Different Domains on Same IP
I would like to host 2 different domains in the same server using nginx.
I redirected both domains to this host via @ property. Although I configure 2 different server blocks, whenever I try to access second domain, it redirects to first one.
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How can I set the text of a WPF Hyperlink via data binding?
In WPF, I want to create a hyperlink that navigates to the details of an object, and I want the text of the hyperlink to be the name of the object. Right now, I have this:
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How can I get the font size and font name of a UILabel?
I have a UILabel which I set a font size and a font name with Interface Builder. Now I have to read the values of both in my ViewController.
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SQL set values of one column equal to values of another column in the same table
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Sounds like you're working in just one table so something like this:
update your_table
set B = A
where B is null
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