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Writing string to a file on a new line every time
... i am using f.writelines(str(x)) to write into a file where x is list to now tell how to write a list x into a file coping each list starting at new line
– kaushik
May 27 '10 at 4:47
...
AI助手重构版问题记录 - AI 助手 - 清泛IT社区，为创新赋能！
...nt_event: Assertion failed: Error: "dictionaries_make_dictionary" is an unknown language block.
[
{
"action": "ADD_BLOCK_INTENT",
"intent": [
{
"event": "QueryButton.Click",
"do": [
{
"call": "Notifier1.ShowAlert",
"args":...
How do you version your database schema? [closed]
...
I admit it took a while to get right but now it requires almost no effort to prep an upgrade and even less to perform one. Also, one thing I like is that I can do interim hotfix changes and it has no impact on the upgrade procedure. Each upgrade is a fresh new DB....
How to “crop” a rectangular image into a square with CSS?
I know that it is impossible to actually modify an image with CSS, which is why I put crop in quotes.
10 Answers
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Debugging sqlite database on the device
...his will copy your db-file to the root of your SD card / external storage. Now you can easily get it from there by using file manager, adb pull or whatever else you like. Note that with this approach, there is NO need for your app to have WRITE_EXTERNAL_STORAGE permission, as the copying is done by ...
Convert PEM to PPK file format
...
Use PuTTYGen
Creating and Using SSH Keys
Overview
vCloud Express now has the ability to create SSH Keys for Linux servers. This function will allow the user to create multiple custom keys by selecting the "My Account/Key Management" option. Once the key has been created the user will be re...
What does mysql error 1025 (HY000): Error on rename of './foo' (errorno: 150) mean?
..._id) REFERENCES
country (id) ON DELETE NO
ACTION ON UPDATE NO ACTION
Now simply issue an:
alter table region drop foreign key
region_ibfk_1;
And finally an:
alter table region drop column
country_id;
And you are good to go!
...
Why is processing a sorted array faster than processing an unsorted array?
... by Mecanismo, via Wikimedia Commons. Used under the CC-By-SA 3.0 license.
Now for the sake of argument, suppose this is back in the 1800s - before long distance or radio communication.
You are the operator of a junction and you hear a train coming. You have no idea which way it is supposed to go. Y...
PHP Sort Array By SubArray Value
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Now also as closure:-- usort($array, function($a,$b){ return $b["optionNumber"] - $a["optionNumber"]; });
– Joeri
Dec 3 '14 at 20:34
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How to handle dependency injection in a WPF/MVVM application
... application startup with the necessary Ninject modules (the one above for now):
public partial class App : Application
{
protected override void OnStartup(StartupEventArgs e)
{
IocKernel.Initialize(new IocConfiguration());
base.OnStartup(e);
}
}
I have used a ...