大约有 37,000 项符合查询结果（耗时：0.0197秒） [XML]
How to use an existing database with an Android application [duplicate]
...ataBaseExist) {
this.getReadableDatabase();
this.close();
try {
// Copy the database from assests
copyDataBase();
Log.e(TAG, "createDatabase database created");
} catch (IOException mIOException) {
...
What exactly does stringstream do?
...her numerical types. The usage of stringstream is similar to the usage of iostream, so it is not a burden to learn.
Stringstreams can be used to both read strings and write data into strings. It mainly functions with a string buffer, but without a real I/O channel.
The basic member functions of st...
How to show the last queries executed on MySQL?
...
For those blessed with MySQL >= 5.1.12, you can control this option globally at runtime:
Execute SET GLOBAL log_output = 'TABLE';
Execute SET GLOBAL general_log = 'ON';
Take a look at the table mysql.general_log
If you prefe...
BASH copy all files except one
....png. It seems that there are a number of ways to do this. What seems the most effective to you?
8 Answers
...
Is It Possible to NSLog C Structs (Like CGRect or CGPoint)?
...
With AppKit on OS X you would need to convert to an NSPoint and then call NSStringFromPoint. For example: NSStringFromPoint(NSPointFromCGPoint(point))
– Alex
Aug 22 '12 at 17:56
...
Difference between a Structure and a Union
...mber and union uses the largest members memory space. Is there any other OS level difference?
15 Answers
...
Why do I get a SyntaxError for a Unicode escape in my file path?
...
why triple `\`? Editing typo? Ok now I see post history and someone fixed formatting not carefully enough, so I've fixed that. Please familiarize yourself it with SO features.
– Marek R
Jan 20 at 11:17
...
background function in Python
...
The interpreter stays open until the thread closes. (example import threading, time; wait=lambda: time.sleep(2); t=threading.Thread(target=wait); t.start(); print('end')). I was hoping "background" implied detached as well.
– ThorSummoner
...
do you have kcachegrind like profiling tools for mac [closed]
...
I ended up using qcachegrind on OSX. It can be installed via brew
brew install qcachegrind
or, to enable graphviz support:
brew install qcachegrind --with-graphviz
What's great about this program is that I successfully loaded a 6.1GB cachegrind file o...
Getting user input [duplicate]
...ny way to write a prompt that can work for both?
– Agostino
Apr 8 '15 at 23:20
5
@Agostino try: i...