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Mechanisms for tracking DB schema changes [closed]
...e implemented their own language-specific versions. I know of Ruckusing, a PHP migrations system that is modelled after Rails' migrations; it might be what you're looking for.
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Is there a TRY CATCH command in Bash
...ake care that the code for #save your output does not fail, or the "catch" block will still execute.
– chepner
Feb 25 '14 at 12:49
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Vim: insert the same characters across multiple lines
Sometimes I want to edit a certain visual block of text across multiple lines.
12 Answers
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Still Reachable Leak detected by Valgrind
All the functions mentioned in this block are library functions. How can I rectify this memory leak?
5 Answers
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App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...制数据
【数据库】LeanDB 数据库扩展
【数据库】MySQL + php后端数据库
【数据库】MongoDB + php后端数据库
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Git command to show which specific files are ignored by .gitignore
...t. The first show me 4 files, and the second only two. (.gitignore~, index.php~, sql/create_users.sql~, www/index.php~) (Would remove .gitignore~, Would remove index.php~). Am I missins something here?
– Cesar
Jun 15 '11 at 21:00
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Why use a ReentrantLock if one can use synchronized(this)?
...tructured, unlike synchronized constructs -- i.e. you don't need to use a block structure for locking and can even hold a lock across methods. An example:
private ReentrantLock lock;
public void foo() {
...
lock.lock();
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}
public void bar() {
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lock.unlock();
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}
Such flow is ...
AES vs Blowfish for file encryption
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It is a not-often-acknowledged fact that the block size of a block cipher is also an important security consideration (though nowhere near as important as the key size).
Blowfish (and most other block ciphers of the same era, like 3DES and IDEA) have a 64 bit block siz...
Integrating Dropzone.js into existing HTML form with other fields
...al form, in $_POST and $_FILES (in the example this would happen in upload.php)
HTML
<form action="upload.php" enctype="multipart/form-data" method="POST">
<input type="text" id ="firstname" name ="firstname" />
<input type="text" id ="lastname" name ="lastname" />
&l...
Google Analytics - Failed to load resource: http://www.google-analytics.com/ga.js
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It was a problem with AdBlock. I disabled it and now it loads it normally.
yagudaev suggests (read answers below) that in order to keep AdBlock from blocking Google Analytics, you need to edit the snippet provided and explicitly use https:// inste...