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Lisp in the real world
...ect has been designed, proved to be viable, and enough money/attention got allocated. a well-connected bigger company took over, and wrote its own version in java. one interesting tidbit is that they kept on running our codebase for years. i helped them with a day of consulting...
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Why use strict and warnings?
...etation forced by context. (Context is often forced by a nearby keyword or token, or by predeclaration of the word in question.)* So If you mean to use it as a string, quote it and If you mean to use it as a function call, predeclare it or use parentheses.
Barewords are dangerous because of this un...
AI助手重构版问题记录 - AI 助手 - 清泛IT社区，为创新赋能！
...de-3.js:15665
ode-3.js:15674 [AI] 直接 eval 救援也失败: Unexpected token ']'com.google.appinventor.client.Ode
INFO: Locking Screens
ode-0.js:10332 Saving fileId src/appinventor/ai_admin/bb/Screen4.scm for projectId 4868637487792128
ode-0.js:223644 Sat Mar 07 23:23:35 GMT+800 2026 com.goog...
What is the use of join() in Python threading?
...just blocked from terminating (returning to the OS), not more. By the same token, it's not so obvious that there's a main thread calling a child thread to 'join' it (ie terminate). So, Don Q, thanks for the explanation.
– RolfBly
Jan 14 '14 at 20:40
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Remove last character from C++ string
...ed. I think you're thinking of reserve, which at least might reduce memory allocated if asked to - see resize here and reserve here.
– Steve314
Mar 5 '14 at 6:53
3
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How do I make background-size work in IE?
...ingMethod='scale')";
However, this scales the entire image to fit in the allocated area, so if you're using a sprite, this may cause issues.
Specification: AlphaImageLoader Filter @microsoft
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What is the use of having destructor as private?
... while implementing a factory where the created objects are required to be allocated on the heap. The objects would, in general, be created/deleted by a static member or friend. Example of a typical usage:
class myclass
{
public:
static myclass* create(/* args */) // Factory
{
retu...
Android SharedPreference security
...aredpreferences good place to put sensitive data, such as password or auth token?
No. It can be easily hacked. If you want to put any sensitive data in shared prefrence file you can encrypt the data and store. You can store your encryption key in NDK/server.
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What open source C++ static analysis tools are available? [closed]
...a copy constructor and an assignment operator for classes with dynamically allocated memory.
Prefer initialization to assignment in constructors.
Make destructors virtual in base classes.
Have "operator=" return a reference to *this.
Don’t try to return a reference when you must return an object.
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Get child node index
...es). Array.prototype.indexOf accesses that implementation directly without allocating an anonymous instance. The difference is going to be negligible in almost all circumstances, so frankly it may not be worth caring about.
– Scott Miles
Jun 24 '15 at 17:03
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