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Is there any Rails function to check if a partial exists?
...0 I found that if I have an alternate extension, like app/views/posts/_foo.txt.erb, I needed to add that to the argument as: template_exists?("foo.txt", "posts", true)
– Gabe Martin-Dempesy
Oct 27 '11 at 22:25
...
How do I execute a Git command without being in the repository?
... [] Desktop: mkdir git
local [] Desktop: cd git
local [] git: touch README.txt
local [] git: git init
Initialized empty Git repository in /Users/albert/Desktop/git/.git/
local [] git: cd ..
local [] Desktop: git --work-tree=git --git-dir=git/.git add .
local [] Desktop: git --work-tree=git --git-dir...
How do I detect that an iOS app is running on a jailbroken phone?
...@"This is a test.";
[stringToBeWritten writeToFile:@"/private/jailbreak.txt" atomically:YES encoding:NSUTF8StringEncoding error:&error];
[[NSFileManager defaultManager] removeItemAtPath:@"/private/jailbreak.txt" error:nil];
if(error == nil)
{
return YES;
}
#endif
return...
Read specific columns from a csv file with csv module?
...t(list) # each value in each column is appended to a list
with open('file.txt') as f:
reader = csv.DictReader(f) # read rows into a dictionary format
for row in reader: # read a row as {column1: value1, column2: value2,...}
for (k,v) in row.items(): # go over each column name and va...
Getting “Lock wait timeout exceeded; try restarting transaction” even though I'm not using a transac
...the output to a file? I tried SHOW ENGINE INNODB STATUS\G > innodb_stat.txt but doesn't work.
– yantaq
Feb 18 '15 at 20:32
14
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How do I escape spaces in path for scp copy in Linux?
...fficient, but I solved it using the "?" char instead:
for the file "tasks.txt Jun-22.bkp" I downloaded it using "tasks.txt?Jun-22.bkp"
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Given two directory trees, how can I find out which files differ by content?
...reference --new-file --no-ignore-file-name-case /dir1 /dir2 > dirdiff_1.txt
rsync --recursive --delete --links --checksum --verbose --dry-run /dir1/ /dir2/ > dirdiff_2.txt
The choice between them depends on the location of dir1 and dir2:
When the directories reside on two seperate drives, ...
Add support library to Android Studio project
...d false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
}
}
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
compile 'com.android.support:support-v4:21.+'
}
NOTES: Use + in compile 'com.android.supp...
What does the git index contain EXACTLY?
...ing tree.
To see more, cf. "git/git/Documentation/technical/index-format.txt":
The Git index file has the following format
All binary numbers are in network byte order.
Version 2 is described here unless stated otherwise.
A 12-byte header consisting of:
4-byte signature:
The signature is { 'D'...
Locking a file in Python
...e following fashion:
from filelock import FileLock
with FileLock("myfile.txt.lock"):
print("Lock acquired.")
with open("myfile.txt"):
# work with the file as it is now locked
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