大约有 1,900 项符合查询结果（耗时：0.0262秒） [XML]
Terminating a script in PowerShell
I've been looking for a way to terminate a PowerShell (PS1) script when an unrecoverable error occurs within a function. For example:
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MYSQL Truncated incorrect DOUBLE value
...in user and 36 char guids for all other users. My where was specifying the user_id as 1, without the quotes. I think this is related to mysql being in strict mode.
– dmulvi
Apr 25 '13 at 22:49
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Is MATLAB OOP slow or am I doing something wrong?
...of functions and methods. Here are some typical results.
>> call_nops
Computer: PCWIN Release: 2009b
Calling each function/method 100000 times
nop() function: 0.02261 sec 0.23 usec per call
nop1-5() functions: 0.02182 sec 0.22 usec per call
nop() subfunction...
How to Remove ReadOnly Attribute on File Using PowerShell?
... Using PowerShell v2 I'm seeing hard-to-use CmdLet bindngs for sp. PSCX Set-Writable and Set-ReadOnly don't have those problems. I'll blog the problems I'm seeing and link to it later. I recommend Keith's answer for PowerShell v2 (modern PowerShell).
– yzorg
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How do I get a list of column names from a psycopg2 cursor?
...s directly from the selected column names, and recall seeing that python's psycopg2 module supports this feature.
10 Answer...
How do I tell matplotlib that I am done with a plot?
The following code plots to two PostScript (.ps) files, but the second one contains both lines.
6 Answers
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IN clause and placeholders
...this,"whereIdsList: "+ids);
final String whereClause = Tables.Contacts.USER_ID + " IN ("+ids+")";
final ContentValues args = new ContentValues();
args.put(Tables.Contacts.GROUP_ID, groupId);
int numberOfRowsAffected = 0;
SQLiteDatabase db = dbAdapter.getWritableDatabase());
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java.io.Console support in Eclipse IDE
I use the Eclipse IDE to develop, compile, and run my Java projects. Today, I'm trying to use the java.io.Console class to manage output and, more importantly, user input.
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What does `:_*` (colon underscore star) do in Scala?
...of type T . That is, if a method m with type
(p1 : T1, . . . , pn : Tn,ps : S*)U is applied to arguments (e1, . . . , ek) where k >= n, then
m is taken in that application to have type (p1 : T1, . . . , pn : Tn,ps : S, . . . , ps0S)U,
with k ¡ n occurrences of type S where any parame...
Sending images using Http Post
...<String, String> map = new HashMap<String, String>();
map.put("user_id", String.valueOf(userId));
map.put("action", "update");
url = addQueryParams(map, url);
HttpPost post = new HttpPost(url);
post.addHeader("Accept", "application/json");
MultipartEntityBuilder builder = MultipartEnti...