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How to install Xcode Command Line Tools
...able: Download failed. Downloadable: {
dependencies = (
);
fileSize = 141452226;
identifier = "Xcode.CLTools.10.8";
name = "Command Line Tools";
source = "http://adcdownload.apple.com/ios/ios_simulator__resigned/cltools_mountainliondp2_march12.dmg";
userInfo = {
...
Why doesn't Objective-C support private methods?
... methods. By way of example, imagine you have a class declared in a header file, like so:
@interface MyObject : NSObject {}
- (void) doSomething;
@end
If you have a need for "private" methods, you can also put this in the implementation file:
@interface MyObject (Private)
- (void) doSomeHelperTh...
Purpose of #!/usr/bin/python3
...s for figuring out how to run the script. Windows for example will use the filename extension and the # will cause the first line to be treated as a comment.
If the path to the Python executable is wrong, then naturally the script will fail. It is easy to create links to the actual executable from ...
How do I get cURL to not show the progress bar?
...ogle.com > temp.html
This works for both redirected output > /some/file, piped output | less and outputting directly to the terminal for me.
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Using pg_dump to only get insert statements from one table within database
...
If you want to DUMP your inserts into an .sql file:
cd to the location which you want to .sql file to be located
pg_dump --column-inserts --data-only --table=<table> <database> > my_dump.sql
Note the > my_dump.sql command. This will put everything i...
How safe is it to store sessions with Redis?
...t afford losing any sessions, set appendfsync always in your configuration file. With this, Redis guarantees that any write operations are saved to the disk. The disadvantage is that write operations will be slower.
If you are okay with losing about 1s worth of data, use appendfsync everysec. This w...
Automatically enter SSH password with script
...NAME@SOME_SITE.COM:2400
Notes:
sshpass can also read a password from a file when the -f flag is passed.
Using -f prevents the password from being visible if the ps command is executed.
The file that the password is stored in should have secure permissions.
...
What is the purpose of @SmallTest, @MediumTest, and @LargeTest annotations in Android?
...cally, it is the following:
Small: this test doesn't interact with any file system or network.
Medium: Accesses file systems on box which is running tests.
Large: Accesses external file systems, networks, etc.
Per the Android Developers blog, a small test should take < 100ms, a medium test...
How to install latest (untagged) state of a repo using bower?
...
If you are using a bower.json file you specify the latest version of a branch with a line in either the dependencies or devDependencies as appropriate for your project configuration:
"angular-bootstrap": "git@github.com:angular-ui/bootstrap.git#bootstrap...
How to send only one UDP packet with netcat?
..."hello" >/dev/udp/remotehost/8000
These are not "real" devices on the file system, but bash "special" aliases. There is additional information in the Bash Manual.
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