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How can I convert comma separated string into a List
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If you want to include some simple validation and skip over invalid values (instead of throwing an exception), here's something that uses TryParse:
string csv = "1,2,3,4,a,5";
int mos = 0;
var intList = csv.Split(',')
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What is meant by Resource Acquisition is Initialization (RAII)?
... be able to control their usage. The 'Scope-bound' aspect means that the lifetime of the object is bound to the scope of a variable, so when the variable goes out of scope then the destructor will release the resource. A very useful property of this is that it makes for greater exception-safety. ...
Set cURL to use local virtual hosts
... url = "curl.haxx.se/docs/manpage.html"
-O
referer = "http://nowhereatall.com/"
# --- End of example file ---
This option can be used multiple times to load multiple config files.
share
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App Inventor 2 BLE扩展源码分析 - WriteBytes vs WriteStrings 23字节硬编...
...写入路径
位于 BLEWriteOperation.write() 方法第678-690行：
if (mClass == String.class) {
byte[] str = ((String) data.get(0)).getBytes();
// 23字节硬限制！
final int len = Math.min(23, str.length + (nullTerminateStrings ? 1 : 0));
&n...
glob exclude pattern
...d Unix path expansion rules. There are only a few special characters: two different wild-cards, and character ranges are supported [from glob].
So you can exclude some files with patterns.
For example to exclude manifests files (files starting with _) with glob, you can use:
files = glob.glob(...
Rake just one migration
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To expand on what Ryan says, if the table has been dropped from the database outside of Rails, rake db:migrate:up VERSION=my_version may do nothing, because the schema_migrations table still says it is has been run. In the same situation rake db:migrate:...
How to delete all the rows in a table using Eloquent?
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Nice. This works on Laravel 5 too if anyone else Googles themselves here in 2016.
– samiles
Mar 18 '16 at 9:47
14
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Handling very large numbers in Python
... example of a huge integer value, fib(4000000).
But still it does not (for now) supports an arbitrarily large float !!
If you need one big, large, float then check up on the decimal Module. There are examples of use on these foruns: OverflowError: (34, 'Result too large')
Another reference: http://d...
How do I delete all messages from a single queue using the CLI?
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If you have the management plugin already installed, you can downloaded it from http://rabbitserver:15672/cli/
– morloch
Jul 24 '15 at 8:13
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AngularJS ng-style with a conditional expression
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As @Yoshi said, from angular 1.1.5 you can use-it without any change.
If you use angular < 1.1.5, you can use ng-class.
.largeWidth {
width: 100%;
}
.smallWidth {
width: 0%;
}
// [...]
ng-class="{largeWidth: myVar == 'ok', smallWidth: myVar != 'ok'}"
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