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Is there a book or tutorial that teaches you how to gradually optimize a pile of messy code into code that is logical, readable and reusable?
this is the case now. Simple business logic can be written, framework can also be used, composer components will also be called, equivalent to only can spell building blocks, but not building blocks, programming head and tail can see clearly, but intern...
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How do you implement complex UI presentation and click event binding?
for example, a UI is particularly complex and will show text in four cases, where click events are not the same.
void updateUI() {
if (mIsA) {
if (mIsB) {
mTextView.setText("111111");
} else {
mText...
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Is it better to encapsulate the request as an object or to invoke it directly?
problem description
there has always been a doubt, that is, is it better to encapsulate a request into an object for management, or to call this interface directly? for example: for example, we have an interface to request a data void requestData (...
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-2497c00-2b83.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-2497c00-2b83.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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