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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
...略和使用条款 关注公众号，精彩不错过！ #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
Need to handle uncaught exception and send log file
...eprting tools that do this easily.
crashlytics - A crash reporting tool, free of charge but gives you basic reports
Advantages : Free
Gryphonet - A more advanced reporting tool, requires some kind of fee.
Advantages : Easy recreation of crashes, ANR's, slowness...
If you are a private developer ...
SAML vs federated login with OAuth
...treme example, but bear with me). After buying a flight, they will offer a free rental car to its Chairman members. US Airways and Hertz would setup some form of trust, and some way to identify the user. In our case our "federated id" would be the email address, and it would be a one way set of tru...
How to shrink/purge ibdata1 file in MySQL
...
When you delete innodb tables, MySQL does not free the space inside the ibdata file, that's why it keeps growing. These files hardly ever shrink.
How to shrink an existing ibdata file:
https://dev.mysql.com/doc/refman/5.6/en/innodb-system-tablespace.html#innodb-resize-sy...
What is the optimal algorithm for the game 2048?
...nshot of a perfectly smooth grid, courtesy of this excellent parody fork.
Free Tiles
And finally, there is a penalty for having too few free tiles, since options can quickly run out when the game board gets too cramped.
And that's it! Searching through the game space while optimizing these criteria...
Difference between string and char[] types in C++
...so release its heap memory on the calling heap, so it will only be able to free memory again if you're using a shared (.dll or .so) version of the runtime.
In short: use C++ strings in all your internal functions and methods. If you ever write a .dll or .so, use C strings in your public (dll/so-exp...
The shortest possible output from git log containing author and date
...d a lot better at the expense of some (hopefully) useless characters.
Feel free to edit if you have any improvements, I'd love to make the message color depend on whether a commit is signed, but it doesn't seem like that is possible atm.
Screenshot
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Best practices for in-app database migration for Sqlite
...able that sqlite provides (sqlite does nothing with this variable, you are free to use it however you please). It starts at 0, and you can get/set this variable with the following sqlite statements:
> PRAGMA user_version;
> PRAGMA user_version = 1;
When the app starts, I check the curren...
FTP/SFTP access to an Amazon S3 Bucket [closed]
...ou can just use a (GUI) client that natively supports S3 protocol (what is free).
Managed SFTP Service
In your Amazon AWS Console, go to AWS Transfer for SFTP and create a new server.
In SFTP server page, add a new SFTP user (or users).
Permissions of users are governed by an associated AWS ...
When writing a directive in AngularJS, how do I decide if I need no new scope, a new child scope, or
...viously, a key advantage of this over an isolate scope is that the user is free to use interpolation on any attributes they want; e.g. using class="item-type-{{item.type}}" on a directive with an isolate scope will not work by default, but works fine on one with a child scope because whatever is int...