大约有 40,000 项符合查询结果（耗时：0.0567秒） [XML]
PHP Replace last occurrence of a String in a String?
...
|
show 1 more comment
30
...
Script parameters in Bash
...iables $1 and $2 and $3 where the number refers to the argument. $0 is the command itself.
The arguments are seperated by spaces, so if you would provide the -from and -to in the command, they will end up in these variables too, so for this:
./ocrscript.sh -from /home/kristoffer/test.png -to /home...
getSupportActionBar from inside of Fragment ActionBarCompat
I'm starting a new project that uses the AppCompat/ActionBarCompat in v7 support library. I'm trying to figure out how to use the getSupportActionBar from within a fragment. My activity that hosts the fragment extends ActionBarActivity , but I don't see a similar support class for Fragments.
...
How to randomly sort (scramble) an array in Ruby?
...
add a comment
|
27
...
How to compile a static library in Linux?
I have a question: How to compile a static library in Linux with gcc , i.e. I need to compile my source code into a file named out.a. Is it sufficient to simply compile with the command gcc -o out.a out.c ? I'm not quite familiar with gcc , hope anyone can give me a hand.
...
How do I change bash history completion to complete what's already on the line?
I found a command a couple of months ago that made my bash history auto-complete on what's already on the line when pressing the up arrow:
...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
...you use the 2a format, you’ll need 60 bytes. And thus for MySQL I’ll recommend to use the CHAR(60) BINARYor BINARY(60) (see The _bin and binary Collations for information about the difference).
CHAR is not binary safe and equality does not depend solely on the byte value but on the actual collat...
How to list all properties of a PowerShell object
When I look at the Win32_ComputerSystem class , it shows loads of properties like Status , PowerManagementCapabilities , etc. However, when in PowerShell I do the below I only get back a couple:
...
Create, read, and erase cookies with jQuery [duplicate]
...
community wiki
6 revs, 5 users 45%Ramesh Soni
...